United States               Office of Prevention, Pesticides  EPA-738-F-93-014
                 Environmental Protection      And Toxic Substances        September 1993
                 Agency                   (7508W)

                  R.E.D.    FACTS
                  Butylate
     Pesticide       AH pesticides sold or used in the United States must be registered by
Registration  EpA- based on scientific studies showing that they can be used without posing
                 unreasonable risks to people or the environment.   Because  of advances in
                 scientific knowledge,  the  law requires that pesticides  which were first
                 registered years  ago be reregistered to  ensure that they meet today's more
                 stringent standards.
                      In evaluating pesticides for reregistration,  EPA obtains and reviews a
                 complete set of studies from pesticide producers,  describing the human health
                 and environmental  effects of each pesticide.  The Agency imposes  any
                 regulatory controls that are needed to effectively  manage  each pesticide's
                 risks.    EPA then reregisters  pesticides that can  be used without posing
                 unreasonable risks to human health or the environment.
                      When a pesticide is eligible for reregistration, EPA announces this and
                 explains why in  a Reregistration Eligibility Decision (RED) document.  This
                 feet sheet summarizes the information in the RED for butylate.

   Use Profile       Butylate is a selective herbicide registered  solely for use on corn crops
                 including field com, sweet corn and popcorn, to control grassy and broadleaf
                 weeds  and  nutsedge.    Formulations  include emulsifiable concentrates,
                 granular and encapsulated forms. Butylate is applied with ground equipment
                 and is incorporated into the soil immediately after application.

    Regulatory       Butylate was first registered as a pesticide in the U.S. in 1967.  EPA
       History  issued a Data Call-In (DCI) Notice in  1981, and a Registration Standard in
                 September  1983 (NTIS PB85-147304), which  required  additional product
                 chemistry, toxicology,  ecological effects and environmental  fete data.   The
                  Agency issued  a  second  DCI in  October 1990,  requiring submission of
                 product  chemistry,  ecotoxicity,  toxicology,  environmental fete, residue
                  chemistry and exposure information.
                      Currently, there  are 14 active registered  products  which contain the
                  active ingredient butylate.  Between 6 and  15 million pounds of butylate are
                  applied annually,  treating 2  to 7% of the  field  com grown in the  U.S.
                  Butylate is most commonly used in combination with the herbicides atrazine
                  and/or cyanazine.  Butylate/atrazine products are classified as Restricted Use
                  Pesticides due to ground water concerns.

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Human Health   Toxicity
   Assessment        Based on results of acute toxicity studies, butylate has been  placed in
                     Toxicity  Category I for primary eye  irritation.   (Category I indicates  the
                     greatest and Category IV the lowest degree of acute toxicity.)  It has been
                     placed in Category III for acute oral and dermal toxicity, dermal  irritation,
                     and  acute inhalation  toxicity.   EPA  is  requiring  acute and  subchronic
                     neurotoxicity studies for butylate because it is chemically related  to several
                     pesticides which have shown neurotoxicity in long-term animal studies.
                          A chronic toxicity  study using rats showed  decreased body weight gain
                     and liver effects in high-dose males.  A study with Beagle dogs  showed  de-
                     creased body weight, increased platelet count, increased thyroid weight and
                     liver effects at high doses.
                          Butylate does not appear to be carcinogenic in the mouse.  In  a study
                     using rats, a significant increase in benign lesions was found in the livers of
                     males  at the highest  dose tested.   The  Agency  has classified butylate as a
                     "Group E" carcinogen (evidence of non-carcinogenicity for humans).
                          In  developmental toxicity studies,  no teratogenicity was found  in rats.
                     Although maternal toxicity was  observed  at the highest dose  level,  no
                     developmental  effects  were noted at any dose in rabbits.   A  reproductive
                     toxicity study using rats showed kidney  effects and changes in blood,  organ
                     weights and liver cells at the highest dose level.
                          Butylate is  not mutagenic.  Metabolism studies show that it  is rapidly
                     and completely metabolized and excreted, does not bioaccumulate, and does
                     not produce metabolites  of toxicological  concern.
                     Dietary Exposure
                          People may be exposed to butylate residues when consuming  treated
                     corn.   Tolerances or maximum  residue  limits  of  0.1  ppm have been
                     established for butylate in or on corn grain (including popcorn),  fresh corn
                     (including sweet corn),  and corn  forage  and fodder  (please see 40 CFR
                     180.232).   The Agency has reassessed  these tolerances  and found  that no
                     changes  are needed.
                          Residues of butylate do not concentrate in processed food or feed.
                     Therefore, no food or feed additive tolerances have been required.  Since it
                     is  metabolized rapidly, finite residues of butylate are  not expected in meat,
                     milk, poultry or  eggs.  There are no residues of concern to be regulated in
                     rotational crops.
                           Plant metabolism studies indicate that no residues of intact butylate are
                     found  in corn at harvest.   Storage stability studies  show that residues of
                     butylate in corn  grain stored frozen remain  stable for up to one year,  but
                     decline by about  50%  within 2 to 3 years.

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                         EPA conducted a chronic dietary exposure assessment for butylate using
                    a Reference Dose (RfD) of 0.05 mg/kg body weight/day, using tolerance-level
                    residues,  and assuming  100% of the crop was treated.  A "worst case"
                    Theoretical Maximum Residue Concentration (TMRC) was estimated for the
                    overall U.S. population  and  22  subgroups.  The TMRC  for  the  general
                    population was found to represent 0.1%  of the RfD, and the TMRC for the
                    most highly exposed subgroups (non-nursing infants and children 1 to 6 years
                    old) represents 0.3% of the RfD for each subgroup.
                    Occupational and Residential  Exposure
                         There is potential for dermal and inhalation exposure among workers
                    involved   in  mixer/loader/applicator  and  soil  incorporation  activities.
                    However,  butylate is  of  low toxicity  so worker  exposure studies  are not
                    needed. Further, since butylate is incorporated into soil well before plants are
                    mature, post-application exposure is unlikely and reentry data are not needed.
                    Human Risk Assessment
                         EPA has concluded that the human health risks from current, low-level
                    exposure to butylate are minimal due to  its low acute toxicity and because it
                    is not believed to cause cancer in humans.


Environmental   Environmental Fate
   Assessment         The available data indicate that butylate is highly volatile and degrades
                    moderately rapidly under  aerobic  conditions.    Once in the  atmosphere,
                    butylate may be transported in fogs, mists and rainwater.  Runoff to surface
                    water may follow rainfall.
                          Based on  these properties, EPA  has additional questions regarding
                    runoff into surface water (do concentrations of butylate exceed the Levels of
                    Concern for fish?), persistence (would butylate residues remain at high levels
                    long enough to present a chronic risk to terrestrial animals ?}, volatility (what
                    is the amount and nature of residues in air from volatilization of butylate as
                    a result  of normal  agricultural use?),  and ground  water  (is  degradation
                    sufficiently rapid to preclude leaching to ground water?).   The Agency  is
                    requiring field dissipation studies with volatilization measurements and aged
                    leaching data to confirm it's assessment of butylate's environmental fate.
                    Ecological Effects
                          Technical  butylate is practically  nontoxic  to  birds, highly  toxic  to
                    freshwater fish,  slightly toxic  to  freshwater  invertebrates  and  relatively
                    nontoxic to honey bees.  Available  data indicate a potential for chronic risk
                    to birds and mammals, but butylate residues are not expected to persist long
                    enough to allow chronic exposure.  Runoff, spray drift and  volatility from
                    sprinkler application can be expected to reach plants in adjacent fields. Thus,
                    butylate may pose a hazard to endangered or threatened species.

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                     Ecological Effects Risk Assessment
                          Based on available use and exposure information, EPA calculated risk
                     quotients to assess the acute and chronic risks of butylate granular and spray
                     formulations to small mammals, birds and aquatic organisms. When the risk
                     quotient is greater than the LOC, the species exposed may be at risk.
                          Regarding acute  exposure,  LOC triggers  were  exceeded  for  small
                     mammals and birds.   However,  based on mitigating  factors  including
                     butylate's use patterns,  its  low acute toxicity to birds, and the feeding habits
                     and preferences of small mammals, the Agency has  concluded that minimal
                     acute risks actually exist for nonendangered species.
                          LOC chronic risk triggers also were exceeded  for small mammals and
                     birds, but only immediately  after  application of butylate granules.   The
                     Agency   concludes  that  actual  chronic   risks  are  unlikely  based  on
                     environmental fate data and mitigating factors including butylate's volatility,
                     its use  patterns (it  is soil incorporated  or watered  in  immediately after
                     application), and the feeding habits  of small mammals and birds, who would
                     not likely consume enough granules per day  required to reach the LEL over
                     an extended period.
                          Neither  acute  nor chronic  risks to aquatic organisms appear likely.
                     Acute risks to nontarget insects also are unlikely.  However, since butylate
                     is a herbicide, risks to  nontarget plants are likely.
                     Endangered Species
                          Potential acute  risks   exist   for  nontarget  endangered  mammals,
                     freshwater vertebrates and  amphibians. There also is a possibility of chronic
                     risks to  endangered  mammals and birds,  as well as risks for endangered
                     plants, which may impact  endangered insects. EPA is working with the U.S.
                     Fish and Wildlife Service to develop a program to avoid  jeopardizing the
                     continued existence of  identified species by the use of pesticides.  When this
                     program goes into effect, endangered species labeling will be required.

Additional Data       The generic data base for butylate is substantially complete.   However,
        Required  for  confirmatory  purposes,  EPA  is  requiring  additional generic  studies
                     including product chemistry,  storage stability, aged leaching, terrestrial field
                     dissipation  with  volatilization  measurements,   seed  germination/seedling
                     emergence, vegetative  vigor,  aquatic  plant growth,  droplet size, spray drift
                     and  acute and subchronic  neurotoxicity.
                           EPA also is requiring product-specific data, including product chemistry
                     and  acute  toxicity studies, as well as  revised  Confidential Statements of
                     Formula  and  revised  labeling  for  reregistration  of pesticide  products
                     containing butylate.

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  Product Labeling         All end-use butylate products must comply with EPA's current pesticide
Changes Required   product labeling requirements.  In addition:
                        • Effluent Discharge Statement
                              All end-use or manufacturing-use products that may be contained in an
                        effluent discharged to the waters of the U.S. or municipal sewer systems must
                        bear the following  effluent discharge labeling statement,  modified to include
                        a fish toxicity statement:
                              This pesticide is toxic to fish.  Do not discharge effluent containing this
                             product into  lakes, streams, ponds, estuaries,  oceans or other  waters
                              unless in accordance with the requirements of a National Pollution
                              Discharge Elimination System  (NPDES)  permit and  the  permitting
                              authority has been notified in writing  prior  to discharge.  Do not
                              discharge  effluent containing this product to sewer systems without
                             previously notifying the local sewage treatment  plant authority.  For
                              guidance contact your State Witer Board or Regional Office of EPA.
                        • Worker Protection Standard (WPS) Requirements
                              Any  product whose labeling  permits use  in  the production  of an
                        agricultural plant on  any agricultural  establishment (farm, forest,  nursery or
                        greenhouse) must, within the deadlines specified, comply with the labeling
                        requirements of:
                              •  PR  Notice  93-7,  "Labeling Revisions  Required by the Worker
                              Protection Standard (WPS)," and
                              • PR Notice 93-11, "Supplemental Guidance for PR Notice 93-7."
                        Unless specifically directed in the RED document, all statements required by
                        these two PR Notices must appear on product labeling exactly as instructed
                        in the PR Notices.
                              Labels must  be revised to comply with the WPS requirements —
                              • After April 21, 1994, for products distributed or sold by the primary
                              registrant or  any  supplementally registered distributors,  and
                              •  After October 23,  .1995, for products distributed or sold by any
                              person.
                         • Restricted Use Pesticides
                              The  2 registered butylate/atrazine combination products, classified  as
                              Restricted Use Pesticides due to ground  water  concerns, must retain
                              current label precautions regarding toxicity and protection of ground and
                              surface water.
                         •  Personal Protective Equipment (PPE)
                              The  following PPE labeling is required for all  end-use products:
                                   Applicators and other handlers must wear;
                                   - Long-sleeved shirt and long pants
                                   -  Chemical-resistant or waterproof gloves

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                           -  Shoes plus socks
                     Registrants must compare these PPE requirements with those on current
                     labeling (if any), and retain the more protective. For guidance, please
                     see Supplement Three of PR Notice 93-7.
                •  Entry Restrictions
                     A 12-hour restricted entry  interval (REI) is required  for all uses on all
                     butylate end-use product labels.   This REI should  be inserted into the
                     standard REI statement required by PR Notice 93-7.
                     The PPE  for  early entry  should  be that required  for applicators (see
                     above), except:
                     •  No apron or respirator (if on the label) is required, and
                     •   "Coveralls"  must be specified instead of "long-sleeved shirt and
                     pants."
                     This information should be inserted into the  standard early entry PPE
                     statement  required by PR Notice 93-7.
                     o  Sole Active Ingredient Products - Registrants must adopt these entry
                     restrictions, and remove any  conflicting entry restrictions from  their
                     labels.
                     °  Multiple Active Ingredient Products - Registrants must compare these
                     entry restrictions with those on current labeling, and retain the more
                     protective.
                •  Protection of Aquatic Organisms
                     The Environmental Hazard Section  of the  label  must include the
                following statements:
                     o  For Granular End-Use Products:
                     This pesticide  is toxic to fish. Do not apply directly to water, or to
                     areas where surface water is  present or to intertidal areas below the
                     mean high-water mark.  Runoff may be hazardous to  aquatic organisms
                     in neighboring  areas.  Do not contaminate water when disposing of
                     equipment washwater or rinsate.
                     o For Non-Granular End-Use  Products:
                     This pesticide  is toxic to fish. Do not apply directly to water, or to
                     areas  where surface water is  present or to intertidal areas below the
                     mean high-water mark.  Drift and runoff may be hazardous to aquatic
                     organisms in  neighboring areas.  Do  not  contaminate water when
                     disposing of equipment washwater or rinsate.

Regulatory        The use of currently registered pesticide products containing butylate as
Conclusion   labeled and specified in the RED document will not pose  unreasonable risks
                or adverse effects to humans or the environment. Therefore, all uses of these
                products are eligible for reregistration.

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                      Products  containing butylate as  the  sole  active ingredient may  be
                reregistered once the generic and product-specific data, revised Confidential
                Statements of Formula and revised labeling are received and accepted by
                EPA.
                      Products also containing other  active ingredients may be reregistered
                only  when the other active ingredients are determined  to be eligible  for
                reregistration.

   For  More         EPA is requesting  public comments on the Reregistration Eligibility
Information   Decision  (RED) document for butylate  during  a  60-day time  period, as
                announced in a Notice of Availability published in the Federal  Register.  To
                obtain a copy of the RED document  or to submit written comments, please
                contact the  Pesticide  Docket,  Public Response and Program Resources
                Branch,  Field Operations Division (7506C), Office  of Pesticide Programs
                (OPP), US EPA, Washington, DC 20460, telephone 703-305-5805.
                      Following the  comment period, the butylate RED  document will be
                available from the National Technical Information Service  (NTIS), 5285 Port
                Royal Road, Springfield,  VA 22161, telephone 703-487-4650.
                      For more information about EPA's pesticide reregistration program,  the
                butylate RED,  or  reregistration of individual products containing  butylate,
                please contact the Special Review and Reregistration Division (7508W), OPP,
                US EPA, Washington, DC 20460, telephone 703-308-8000.
                      For information about the health effects of pesticides, or  for assistance
                in recognizing and managing pesticide poisoning symptoms, please contact the
                National Pesticides Telecommunications Network (NPTN).  Call toll-free 1-
                800-858-7378,  between 8:00 am and 6:00 pm Central Time, Monday through
                Friday.

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REREGISTRATION ELIGIBILITY DECISION DOCUMENT

                       BOTYLATE

                          LIST A

                        CASE 0071
                  EmRONMENTAL-PROTECTION-AGENCY
                    OFFlCE-OF-FESTICIDE'HtOCRAMS
                SFEaAL-REVTEW-AND-REREGISTRATION-DIVISION

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                         TABLE OF CONTENTS


BUTYLATE REREGISTRATION ELIGIBILITY TEAM  	   i

GLOSSARY OF TERMS AND ABBREVIATIONS 	ii

EXECUTIVE SUMMARY	  iv

I.     INTRODUCTION	   1

n.    CASE OVERVIEW	   2
      A.   Chemical Overview	   2
      B.   Use Profile 	   2
      C.   Estimated Usage of Pesticide	   3
      D.   Data Requirements	   4
      E.   Regulatory History	   4

m.   SCIENCE ASSESSMENT	   5
      A.   Physical Chemistry Assessment     	   5
      B.   Human Health Assessment	   6
           1.    Toxicology Assessment  	   6
                 a.    Acute Toxicity	   7
                 b.    Subchronic Toxicity	   8
                 c.    Chronic toxicity	   8
                 d.    Carcinogenicity  	   9
                 e.    Developmental Toxicity 	   9
                 f.     Reproductive Toxicity  	  10
                 g.    Mutagenicity	  10
                 h.    Metabolism	  11
                 i.     Reference Dose	  11
           2.    Exposure Assessment  	  11
                 a.    Dietary  	  11
                 b.    Occupational and Residential	  14
           3.    Human Risk Assessment	  14
                 a.    Dietary	  14
                 b.    Occupational and Residential	  15
      C.   Environmental Assessment	  15
           1.    Environmental Fate	  15
                 a.    Environmental Chemistry, Fate and Transport 	  15
                 b.    Environmental Fate Assessment	  18
           2.    Ecological Effects  	  21
                 a.    Ecological Effects Data	  22
                       (1)    Terrestrial Data	  22
                       (2)    Aquatic Organism Data	  23

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Appendix G - Product Specific Data Call-in

      Attachment A -     Chemical Status Sheet
      Attachment B -     Product Specific DCI Response  Forms  (Form A)  plus
                         Instructions
      Attachment C -     Requirements Status and  Registrants' Response  Forms
                         (Form B) plus Instructions
      Attachment D -     EPA Grouping  of End Use Products for meeting Acute
                         Toxicology Data Requirements.
      Attachment E -     EPA Acceptance Criteria
      Attachment F -     List of all Registrant(s) sent this DCI
      Attachment G -     Cost Share/Data Compensation Forms

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BUTYLATE REREGISTRATION ELIGIBILITY TEAM

Office of Pesticide Programs:

Biolo gical • and • Economic-Analysis-Division
Stephen Jarboe
James Saulmon
Arthur Grube

Environmental-Fate-and-Effects-Division

Arnet Jones
Curtis Laird
Bemice Slutsky

Health-EffectS'Division

Jeffrey Evans
Robert Zendzian
Charles Frick
Paula Deschamp

Registration -Division

Karen Hicks
Van Seabaugh
Sami Malak

Special Review  and Reregistration Division

Judy Loranger
Carol Stangel

Policy and Special Projects Staff
Biological Analysis Branch
Biological Analysis Branch
Economic Analysis Branch
Environmental Fate and Groundwater Branch
Ecological Effects Branch
Science Analysis and Coordination Staff
Occupational and Residential Exposure Branch
Toxicology Branch I
Chemical Coordination Branch
Reregistration Support Chemistry Branch
Fungicide-Herbicide Branch
Registration Support Branch
Registration Support Branch
Reregistration Branch
Policy Planning and Operations Branch
Jean Frane

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                  GLOSSARY OF TERMS AND ABBREVIATIONS

a.i.          Active Ingredient

CAS         Chemical Abstracts Service

CSF         Confidential Statement of Formula

EEC         Estimated Environmental Concentration.  The estimated pesticide concentration
             in an environment, such as a terrestrial ecosystem.

EP          End-Use Product

EPA         U.S. Environmental Protection Agency

FIFRA       Federal Insecticide, Fungicide, and Rodenticide Act

FFDCA      Federal Food, Drug, and Cosmetic Act

GLC         Gas liquid chromatography

HOT         Highest Dose Tested

K+CWHR   Kernel plus cob with husk removed

             An experimentally derived estimate of the median lethal concentration.  The
             median lethal concentration is that concentration of a chemical in the inspired air
             which, when respired will kill 50% of the sampled population.  It is expressed
             as the mass of a substance per unit volume of air.

             An experimentally derived estimate of the median lethal dose. The median lethal
             dose is that mass of a chemical which, when administered by any route, will kill
             50% of the sampled population.  It is expressed as mass of a substance per unit
             mass of the animal.

             Lethal Dose-low. The lowest dose at which lethality has been observed, either
             experimentally or following  accidental exposure.

 LEL         Lowest Effect Level

 LOC        Level of concern

 LOEL       Lowest Observed Effect Level
LD
   'so
                                          11

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              GLOSSARY OF TERMS AND ABBREVIATIONS (cont.)

MATC      Maximum Allowable Toxic Concentration

MP         Manufacturing-Use Product

MPI        Maximum Permissible Intake

MRID       Master Record Identification (number). EPA's system of recording and tracking
            studies submitted.

N/A        Not Applicable

NPDES     National Pollutant Discharge Elimination System

NOEL       No Observed Effect Level

OPP        Office of Pesticide Programs

PADI       Provisional Acceptable Daily Intake

PAM       Pesticide Analytical Manual

PPE        Personal Protective Equipment

ppm        Parts Per Million

REI        Restricted Entry Interval

RfD        Reference Dose

RS         Registration Standard

TD         Toxic Dose, The dose at which a substance produces a toxic effect.

TC         Toxic Concentration. The concentration at which a substance produces a toxic
            effect.

TGAI       Technical Grade of the Active Ingredient

TMRC      Theoretical Maximum Residue Contribution

TEP        Typical End-Use Product
                                        111

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EXECUTIVE SUMMARY

       This Registration Eligibility Decision document (RED) addresses the registration
eligibility of the pesticide butylate, Eutylate is a soil incorporated herbicide produced by Zeneca
Inc. and is  registered for use on field corn, sweet com and popcorn to control grass, broadleaf
weeds and nutsedge. Butylate formulations include emulsifiable concentrates, a granular form,
and a microencapsulated form. Butylate is applied with ground equipment and is incorporated
into the soil immediately after application.  In certain geographic areas, butylate is registered for
application into center pivot irrigation systems, injection into the soil  before or at planting, fall
application before the ground  freezes,  or  soil application and incorporation between the rows
after corn emergence.   Butylate  is  cleared for  use with compatible fluid fertilizers and for
impregnation on certain dry bulk  fertilizer formulations.

       Butylate  was initially  registered as  a pesticide in  1967 by the Stauffer  Chemical
Company. A Registration Standard was issued in September 1983 (NTIS PB85-147304). This
Registration Standard summarized the  available  data supporting the reregistration of products
containing  butylate used  for  control of grassy  and broadleaf weeds and nutsedge prior to
emergence,  and with preplant, at-planting,  and postplanting applications.  The Registration
Standard also  required additional  product   chemistry, toxicology, ecological  effects and
environmental  fate data.    An October 24,   1990  Data Call-In Notice  (DCI)  required the
submission of product chemistry, ecotoxicity,  toxicology, environmental fate, residue chemistry
and exposure information. The Agency has now  completed its review of the butylate data base
including the data submitted in response to the 1983 Registration Standard and the 1990 DCI.

       The Agency has determined that the uses of butylate as currently registered will not cause
unreasonable risk to humans or the environment and these uses are eligible for reregistration.
However, for confirmatory purposes,  the Agency is requiring that additional generic data be
submitted.   These data  include product chemistry,  storage stability for crop field trials, aged
leaching  and terrestrial field dissipation studies with volatilization measurements. The Agency
is also requiring that other generic  data be submitted.  These data, which include acute and
subchronic neurotoxicity, seed germination/seedling emergence, vegetative vigor, aquatic plant
growth and droplet size and spray drift, are not part of the target database for the reregistration
of butylate.

       Based on the results of its reregistration review, the EPA has concluded that all registered
uses of butylate are eligible for reregistration. The Agency has classified butylate as a Group
E carcinogen (signifies  evidence of non-carcinogenicity in humans).  A reference dose of 0.05
mg/kg/day has been established based  on  a NOEL of 5 mg/kg/day, with an uncertainty factor
of 100, for increased liver weights in male dogs  in a long-term feeding study.  The dietary risk
assessment is based on a worst-case  scenario,  assuming treatment  of  100%  of acreage and
highest legal residue values which result in an overestimation of exposure and risk.  Even using
these values, dietary exposure is estimated to be minimal. There are tolerances established for
corn grain (including popcorn), fresh  corn (including sweet com) and corn forage and fodder
(including sweet com, field corn, and popcorn).  A reassessment of tolerances is included in this


                                            iv

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document and there are no changes in the previously established tolerances.  The Agency has
concluded that human health risks  from exposure to  butylate are minimal due to its low acute
toxicity and current classification as non-carcinogenic to humans.  Available data indicate that
technical butylate is practically nontoxic to birds,  highly toxic to freshwater fish, slightly toxic
to freshwater invertebrates and relatively nontoxic to honey bees.

       Before reregistering the products containing butylate, the Agency is requiring that product
specific data,  revised  Confidential Statements of Formula (CSF)  and revised labeling be
submitted within eight months of  the issuance of this  document.  These data include product
chemistry for each registration and acute  toxicity testing. After reviewing these data and any
revised labels  and finding them acceptable,  the  Agency may  reregister a product  based on
whether or not it meets the requirements in Section  3(c){5)  of FIFRA.  Those products which
contain other  active ingredients may be eligible for  reregistration  only  when the other active
ingredients are determined to be eligible for reregistration.

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I.      INTRODUCTION

       In 1988, the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) was amended
to  accelerate the registration of products with active ingredients registered prior to November
1,  1984.  The amended Act provides a schedule for the reregistration process to be completed
in  nine years.   There are five phases to the reregistration process. The first four phases of the
process focus  on identification of data requirements to support the reregistration of  an active
ingredient and the generation and submission of data to fulfill the requirements. The fifth phase
is  a review by the U.S. Environmental Protection Agency (referred to as "the Agency") of all
data submitted to support reregistration.

       FIFRA Section 4(g)(2)(A) states that in  Phase 5  "the Administrator shall determine
whether pesticides containing such active ingredient are eligible for reregistration" before calling
in  data on products and either reregistering  products or  taking  "other appropriate regulatory
action." Thus, reregistration involves a thorough review of the scientific data base underlying
a pesticide's registration.  The purpose of the Agency's review is  to reassess the potential
hazards arising from the currently registered uses of the pesticide; to determine the need for
additional data on health and environmental effects; and to determine whether the pesticide meets
the "no unreasonable adverse effects" criterion of FIFRA.

       This document presents the Agency's  decision regarding the reregistration eligibility of
the registered  uses  of butylate.  The document consists of six sections.   Section  I  is the
introduction.  Section II  describes butylate, its uses, data requirements and regulatory history.
Section El discusses the human health and environmental assessment based on the data available
to  the Agency. Section IV presents the reregistration decision for butylate. Section V discusses
the reregistration requirements for butylate. Finally, Section VI is the Appendices which support
this Reregistration Eligibility Decision. Additional details concerning  the Agency's review of
applicable data are available on request.1
       EPA's reviews of data on the set of registered uses considered for EPA's analysis may be
       obtained from the OFF Public Docket, Field Operations Division {H7506O, Office of Pesticide
       Programs, EPA, Washington, DC 20460.

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H.    CASE OVERVIEW

      A.    Chemical Overview

            The following  active ingredient  is covered by this  Reregistration  Eligibility
      Decision:

      •    Common Name:          butylate

      •    Chemical Name:          S-ethyl diisobutylthiocarbamate

      •    CAS Registry Number:    2008-41-5

      •    OFF Chemical Code:      041405

      •    Empirical Formula:       CnH^NOS

      •    Trade and Other Names:  Sutan +, R-1910, Gennate Plus, Sutazine +

      •    Basic Manufacturer:      Zeneca, Inc.

      B.    Use Profile

             The following is information on the current registered uses of butylate with an
      overview of use sites and application  methods.  A detailed table of these uses can be
      found in Appendix A.

             Type of Pesticide:

             A soil-incorporated herbicide

             Mechanism of action:

             Inhibits growth  in the meristematic region of leaves of grass  by unknown
             mechanism

             Use Groups/sites:

                    Terrestrial food  and  feed  crop:  field corn, popcorn,  sweet com,
                    forage/silage

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       Target Pests:

             Barnyardgrass; crabgrass; giant, green, and yellow foxtail; goosegrass;
             seedling johnsongrass; and nutsedge

       Formulation Types Registered:

             Emulsifiable concentrate (89.6 %, 88.2 %,  85.1 %, 78.0 %,
                    (77.3%, 74.2% butylate formulations)

             Granular (10% butylate formulation)

             Microencapsulated (48.2% butylate formulation)

             Technical grade (97.0% technical butylate formulation)

             Emulsifiable concentrate combination product  of butylate  and atrazine
             (56,8% butylate), atrazine is suspended in a butylate EC

             Granular combination product of butylate and atrazine (18% butylate)

       Method and Rates of Application:

       Type of Application - ground (broadcast or band)

       Equipment - boom sprayer, soil injection equipment, center pivot irrigation, and
             granule application

       Rates - Butylate is applied as a preemergent, preplant,  at plant, postplant or fall
             application at the following maximum  active ingredient rates  to corn,
             popcorn and sweet corn:

                    Emulsifiable concentrate- applied at 6.30 Ibs ai/A
                    Granular- applied at 4.08 Ibs ai/A
                    Microencapsulated- applied at 5.994 Ibs ai/A

C.     Estimated Usage of Pesticide

       Between 6 to 15 million pounds of butylate are applied annually, treating 2 to 7%
of the field corn grown in  the United States.  No more than 200,000 pounds of butylate
is applied to sweet corn.  Butylate is applied to  less than 13% of sweet com acreage.
Data are  unavailable for popcorn.  These estimates  are  derived from  a variety of
published and proprietary sources available to the Agency.

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D,     Data Requirements

       Data requested in the September 1983 Registration Standard for butylate
included  studies on  product  chemistry, toxicology,  ecological  effects  and
environmental fate.  These data were required to support the uses listed in the
Registration Standard.  The 1990 DCI required the submission  of product
chemistry, ecotoxicity, toxicology, environmental fate, residue chemistry, and
exposure data.  Appendix  B includes  all data  requirements  identified by the
Agency for currently registered uses needed  to support reregistration.

E.     Regulatory History

       Butylate was initially registered by the  Stauffer Chemical Company in
1967. Butylate is a selective herbicide registered solely for use on corn (field,
sweet, and popcorn) for control of grassy and broadleaf weeds and nutsedge.
Butylate is most commonly used in combination with atrazine and/or cyanazine.
Butylate formulations include granular forms, emulsifiable concentrates and an
encapsulated form. The wettable powder formulation and one of the two granular
formulations are sold as  package mixes with atrazine.   Registered  products
containing butylate as the sole active ingredient are not classified as restricted use
at this time. The butylate-atrazine products are currently classified as restricted
use due to groundwater concerns.

        Butylate is applied with ground equipment and is incorporated into the soil
immediately after application.  In certain geographic areas, butylate is registered
for application into center pivot irrigation systems, injection into the soil before
or  at planting, fall application before the ground freezes, or soil application and
incorporation between the rows after corn emergence. Butylate is cleared for use
with compatible fluid fertilizers, and for  impregnation  on  certain dry  bulk
fertilizer formulations.

        Data Call-In  (DCI) notices were issued in 1981 for  butylate requiring
chronic feeding,  oncogenicity, reproduction and teratology  studies.   A Reg-
istration Standard for butylate was issued on September 30, 1983 (NTIS #PB85-
 147304) which evaluated the studies submitted as a result of the 1981 DCIs. This
Reregistration Eligibility Decision reflects a reassessment of all data which were
 submitted in response to the Registration Standard and 1990 Data Call-in.

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m.    SCIENCE ASSESSMENT

       A.    Physical Chemistry Assessment

Color:              Pale yellow

Physical State:       Liquid

Odor:               Rubbery sweet

Boiling Point:        107-109°C at 5 mm Hg

Density:             0.9397 g/ml at 20° C

Solubility:           4.4 X 10'3 g/ml of water at 20°C; miscible with organic solvents

Vapor Pressure:      12.9 fim Hg at 25°C.,  6.8 /*m Hg at 20°C
Octanol/Water       1.4 x 104 at 25 °C
Partition Coefficient

pH:                 5.5 at 22°C

Stability:            Stable at elevated temperatures (53 *C) for two weeks. Stable to sunlight,
                    to moisture, metals and metal ions

Oxidizing/reducing   Reacted with oxidizing agent but not reducing agent
Action:

Flammability:       Did not flash at 106° C

Explodability:       Not thermally explodable up to 250SC

Storage Stability:    Stable at ambient temperature for 2 years

Viscosity:           4.81 centistokes at 25°C

Corrosion
Characteristics:      Noncorrosive to stainless steel, carbon steel, borosilicate glass, soft glass,
                    and aluminum

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        The Agency has evaluated the product chemistry data base and  has concluded that
available preliminary  analysis data  are  not fully  acceptable and additional data must be
submitted.   Although this  preliminary analysis data gap exists,  the  Agency  considers the
requirement of this study as confirmatory and not critical to the reregistration eligibility decision.
The data requirements and the data gaps are given in Appendix B.
       B,     Human Health Assessment


              1.     Toxicology Assessment


              At the time of the Registration Standard the following studies were required:
                     Acute inhalation (rat) study
                     90 day non-rodent feeding study
                     Chronic non-rodent toxicity study
                     Rat and mouse oncogenicity studies
                     Rat and rabbit developmental toxicity studies
                     2-Generation reproduction study
                     Gene mutation study
                     Chromosomal aberration study
                     Other genotoxic effects study
                     General metabolism study
                     A Data Call-in notice dated 10/24/90 required the submission of a dermal
              sensitization  study,  an acute  inhalation study  and  a 90  day  mammalian
              neurotoxicity  study.   The  Agency  has reviewed the registrant's  data waiver
              request for the 90 day mammalian neurotoxicity study and concludes that this
              study  and an acute  neurotoxicity  study are still  required.   However,  these
              requirements  are not part of the target database for butylate and do not affect the
              reregistration  eligibility decision.  These studies  are required to  support  the
              continued registration of butylate products. The data requirements and data gaps
              are given in Appendix B.  Summaries of available studies are provided below.

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                     a.     Acute Toxicity
                     The table below summarizes the toxicity results and categories for technical
              grade butylate.
-' - "• .. . •••• • • •.••••!'.' ""_.•"_''••<
.............. ... .... •rpEST'""''' ;•-;;,;,.:•;;;.;;.;•

Acute Oral LDX (1)
Acute Dermal LD^ (1)
Acute Inhalation LC» (2)
• :•• • •••"' ' •' ••: " ".'••• •• •'• '.•• •'.. •'•:• '' '• '••".'•• "• ~ '••:••• ••'•.' -.
.;.:.-'.:-.:• .:'.":.:••:: :;:", . ::RESULTS :'. ':•-':. ..'"-:'::;"":: 	 •'

Males > 3500 mg/kg
females > 4000 mg/kg
LD,,, > 2000 mg/kg
LC» = 2.85 mg/L
.;:•-.•.:•-:-:• •-:••• :.•.;••- :-•... ::- 	
'= TOX CATEGORY

in
III
ffl
       1. MRIDs 00063486, 00149316
       2. MRID  42389401
                     The following table  is derived  from manufacturing  use product data
considered lexicologically similar to butylate technical  and is for informational purposes only.
-' V •;:-•-.: •v:"::TEST: :•'.--":: -'V-v ='

Primary Eye Irritation (1)
Primary Dermal Irritation
(2)
Dermal Sensitization (3)
'- : =: ::" ":-":.'";"•. "dREStiijis".:^ Vi1":! i? •-."•';

Comeal opacity noted after 21 days
erythema and edema after 24 hours, still
present after 72 hours
Skin sensitizer
TOSC;dAtECJORir

I
in
Not applicable
       1. MEID 00063487
       2. MRIDs 00063487, 00149316
       3. MRID 42123903
       Acute Neurotoxicity
                     An Acute Neurotoxicity  Special  Study  (Guideline  81-8) is  a new
              requirement.  This study is needed, because butylate is chemically related to
              several  thiocarbamate pesticides which have shown neurotoxicity in long-term
              repeated dose studies in rats and/or dogs.  The lack of evidence of neurotoxicity
              in a chronic rat study of butylate at 400 mg/kg/day does not provide sufficient
              evidence that butylate may not be neurotoxic.   This study is not part of the
              butylate target database.

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             b.     Subchronic Toxicity

90 Day Feeding-Rodent

             Two  rat  feedings studies  were  reviewed and  deemed unacceptable.
       However, a 2-year rat feeding study described below satisfies this requirement.

 90-Day Feeding - Nonrodent

             A 13 week dog feeding study was reviewed and found to be unacceptable
       because  of procedural deficiencies.  However, an acceptable 1-year dog study
       described below satisfies this requirement.

21-Day Dermal

             Technical butylate was applied five days/week to normal and abraded skin
       sites of New Zealand white rabbits as a ten percent solution (20 mg/kg ai) and a
       20 percent solution (40 mg/kg ai) .  Treated areas showed erythema, dryness,
       fissuring, and sloughing. Congestion was reported in kidneys and lungs of treated
       animals,  but no supportive histopathology for these observations was found by
       the investigators.  (MRID 00026312)

Subchronic Neurotoxicity (Mammalian)

             A waiver request for this requirement was denied, because butylate is
       chemically  related  to  several  thiocarbamate  pesticides  that have  shown
       neurotoxicity in long-term repeated dose  studies in rats and/or dogs.

             c.     Chronic toxicity

Chronic Rodent

              An acceptable rodent study is available in the rat.  Sprague-Dawley rats
       ingested butylate technical at levels of 50, 100,  200, or 400 mg/kg/day for 24
       months.  The systemic no-effect  level was determined to be the lowest dose
       tested, 50 mg/kg/day, based on decreased body weight gain at  the next higher
       dose, 100 mg/kg/day,  and above. In addition, increased incidence of periportal
       hepatocellular hypertrophy  was recorded in high-dose (400 mg/kg/day) males.
       (MRID  00125678)

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Chronic Nonrodent
             An acceptable nonrodent study is available in the dog.  Beagle dogs were
       given gelatin capsules containing  0, 5, 25, or 100 mg/kg butylate daily for 12
       months.   A systemic no-effect level was determined to be 5  mg/kg/day, based
       on increased relative liver weight in males treated at the next higher dose, 25
       mg/kg/day. In addition, high-dose (100 mg/kg/day) males and females showed
       decreased body weight,  increased platelet count, increased alkaline phosphatase
       activity,   and  increased  thyroid/parathyroid  weight;   hepatocellular  vacuo-
       lization/vesiculation was also recorded in two males at this dose.        (MRID
       40389101)

             d.     Carcinogenicity

             The carcinogenicity data requirement for studies in two species is satisfied
       by adequate studies in the mouse (MRID 00035844) and rat (MRID 00125678).

             In the first study, CD-I mice were fed butylate (in corn oil) for 24 months
       at levels providing daily intakes of 0, 20, 80, or 320 mg/kg/day.  Although dose-
       related non-neoplastic changes were found in livers and kidneys at 80 and 320
       mg/kg/day, no increase in neoplastic lesions was recorded at  any dose in either
       sex.   Butylate  does not appear to  be  carcinogenic  in the mouse. (MRID
       00035844)

             The second study was a combined chronic toxicity/carcinogenicity study
       in Sprague-Dawley CD rats fed butylate at levels up to equivalent intakes of 400
       mg/kg/day.   In addition to  periportal hypertrophy, a significant  increase in
       neoplastic nodules (benign lesions) was found in the livers of males at the highest
       dose tested, 400 mg/kg/day. (MRID 00125678)
             The carcinogenicity of butylate was evaluated on 10/15/92 by the OPP
      Peer Review Committee which classified butylate as Group E - evidence of
      noncarcinogenicity for humans.

             e.     Developmental Toxicity

             Developmental toxicity data requirements, listed as data gaps in the 1983
      Registration  Standard, have  since been satisfied by adequate studies  in rats
      (MRID 00131032) and rabbits (MRID 40389102).

             Butylate technical, administered orally by gavage to Sprague-Dawley (CD)
      rats at doses of 0, 40, 400, or 1000 mg/kg/day caused decreased body weight
      gain and increased relative liver weight in dams. Decreased fetal body weight

-------
and increased skeletal  effects  were found at 400 mg/kg/day and above, but
increased resorptions only at the highest dose tested. No teratogenicity was found
at any dose.  The maternal and fetotoxic no observed effect level (NOEL) was
determined to be the 40 mg/kg and the embryotoxic NOEL,  400 mg/kg.

      In the rabbit study, butylate was administered at oral doses of 0, 10, 100,
or 500 mg/kg/day.  Maternal toxicity (decreased body weight gain and increased
ovarian weight) was observed only at the highest dose tested (hence the maternal
NOEL was  set at 100  mg/kg), but no developmental effects were noted at any
dose.

      f.     Reproductive Toxicity

      The data requirement for a  reproduction  study with butylate has been
satisfied with an adequate two-generation study in rats fed butylate technical at
levels of 0, 200, 1000 or 4000 ppm (MRID 00160548).

      Decreased food consumption in parental males and decreased body weight
in parental females during gestation and lactation were observed at 1000 ppm (50
mg/kg/day),  while  decreased body weight in F2a (second  generation) pups and
decreased absolute  brain  weight in Ftb (first  generation)  male weanlings were
noted at the same level.

      Increased incidences of dilated renal pelvis and retinal folds were observed
in the Ftb animals but only at 4000 ppm (200 mg/kg/day).  Other treatment
related systemic and reproductive effects were noted at the highest dose tested,
including  hematological  and  organ weight   changes, as  well  as  increased
hepatocyte vacuolization.  The maternal and developmental NOELs were found
to be 200 ppm and 1000  ppm, respectively,

       g.     Mutagenicity

       Acceptable studies are available which report that technical butylate does
not induce gene mutations in  Ames testing in bacteria (MRIDs 00149317 and
00162707) or  in mouse lymphoma cell (MRID 00162707),  even at doses
producing  severe  toxicity.   The  same  preparation was also negative  for
chromosome damage in mouse lymphoma L5178Y cells (MRID 00162709), as
well as negative for DNA repair in yeast cells (MRID 00149317) and mouse
lymphoma cells (MRID  00162709), and negative for transforming capacity in
BALB/3T3 cells (MRID  00162710).
                              10

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              h.     Metabolism

              A total of five reports on the metabolism of butylate in rats have been
       submitted.    Together,  the  reported  studies satisfy  the metabolism  data
       requirements for butylate.  They indicate that butylate is rapidly and completely
       metabolized and excreted.  No evidence of bioaccumulation was observed and no
       metabolites of toxicological concern were identified.  (MRIDs 43680, 43681,
       43682, 00250645 and 41037301)

              i.      Reference Dose

              A RfD of 0.05 mg/kg/day has been established for butylate based on a
       NOEL of 5 mg/kg/day for increased  liver  weights  observed in males at 25
       mg/kg/day in a long-term feeding study in dogs and an uncertainty factor of 100.
       An ADI  (Acceptable Daily Intake) has not been established by the World Health
       Organization.

       2.     Exposure Assessment

              a.     Dietary

              At the time of the Registration Standard, only field and confined rotational
       crop studies were required.  The  10/24/90 Data  Call-in notice required the
       submission of the following studies on com,  the only registered crop:

              Residue analytical method in plants
              Storage stability
              Magnitude of the residue in  processed foods
              Confined rotational  crop

              The residue chemistry data base for butylate is substantially complete with
       the exception  of storage stability  data that must still be submitted. The storage
       stability data are  considered confirmatory.  The Agency has concluded that this
       requirement is not critical to the reregistration eligibility decision.   The data
       requirements and data gaps are shown in Appendix B.  Summaries of available
       studies are provided below;
Plant Metabolism
              The parent compound butylate is the residue of concern.   Studies with
       corn seedlings conducted under hydroponic  conditions and corn grown under
       simulated field conditions indicate that butylate is rapidly absorbed from soil by
       the roots, translocated to shoots, and metabolized via oxidation to sulfoxides
       followed by transfer of the dialkycarbamoyl moiety to glutathione.  Glutathione
                                    11

-------
       conjugates are metabolized further to cysteine and 3-thiolactic acid conjugates.
       These compounds are then conjugated with malonic acid and  glucose.   No
       residues of intact butylate or of diisobutylamine have been  found in corn at
       harvest.   (MRID s 00020555,  00020558, 00021594,  00021781,  00021822,
       00021849, and 00129398)

Animal Metabolism

              Greater than 99% of [L4C]butylate  administered to laboratory animals
       (rodents), is rapidly metabolized to water-soluble compounds  which are readily
       eliminated  by  excretion  (in  urine  and  feces).    Metabolism  occurs  via
       sulfoxidation, hydrolysis, and conjugation (major pathway), and via oxidation and
       degradation  (minor  pathway).  No metabolites  of lexicological concern were
       identified. Data from ruminant and poultry metabolism studies are not required
       because of limited potential exposure from residues of butylate on livestock feed
       items,  and also because of a lack of evidence that residues of butylate exist in
       laboratory animals.   There is  no reasonable expectation of  finite residues of
       butylate in meat, milk, poultry,  and eggs with respect to 40 CFR 180.6 (a)(3) and
       no tolerances for animal feed items are required. (MRID 00129397)

Residue Analytical Methods - Plants and Animals

              An adequate enforcement method is available for determination of residues
       of butylate in or on com grain, forage,  and fodder.   The enforcement method
       (Method A  of PAM  Vol.  II;  Sec.  180.232)  is a  GLC  method  with
       microcoulometric detection  and a  limit of detection of 0.04 ppm.   This
       enforcement method has undergone successful Agency method validation on corn
       grain.  Since no tolerances exist for animal  commodities, enforcement methods
       for residues of butylate  in  animal commodities  are not  required. (MRID
       00022848,  00023535, 00024324, 00024776, 00025676,  00063485, 00064183,
       00068699,  00074451, 05002372, 05010440, 05013158, 05018944, 42126302)

Storage Stability

              The  available storage  stability data (MRID 41812205) indicate  that
       residues of butylate are  stable in corn  grain stored frozen  for up to 1 year.
       Residues in corn grain stored for 2 and 3 years  decline by approximately 50%.
       A portion  of the samples of  corn grain used to provide data  supporting the
       established tolerances were stored for intervals in excess of 1 year. Reassessment
       of the 0.1 ppm tolerance includes the assumption that residues of butylate  have
       declined 50% during storage.   The registrant  has  been required  (DCI dated
       10/24/90) to submit the sample storage conditions and intervals for those samples
       deemed to be useful for tolerance reassessment. The registrant has  submitted
       preliminary storage stability data from samples of milled corn grain,  where the


                                    12

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       recovery was 85% of the nominal residue (0-day sample).  The adequacy of this
       study will be determined  when the final report for this study is submitted in
       September  1993.  The required  storage  stability data  can be  considered
       confirmatory and does not affect the reregistration eligibility of butylate.

Magnitude of the Residue in Plants

             The available residue  data from  crop  field trials provide  sufficient
       information to reassess the 0.1 ppm tolerances for residues of butylate in/on corn
       grain, fresh  corn,  and corn  forage/fodder.   This assessment includes the
       assumption that residues of butylate may decline up to 50% in samples stored in
       excess of 1 year.  Residues of butylate in or on about 250 samples of corn grain
       or whole ears and  about  200 samples  of field corn forage and fodder  were
       nondetectable (< 0.02 to < 0.05 ppm). A portion of these samples was stored for
       up to 3 years. Assuming a 50% residue decline in samples of corn grain, forage,
       and fodder stored for periods  longer than 1 year, residues of butylate are not
       expected to  exceed the established 0.1  ppm  tolerance.  (MRID  00020547,
       00020548, 00020564, 00021749, 00021751, 00021753, 00021755, 00021759,
       00021766, 00021769, 00021783, 00021784, 00021787, 00021794, 00021803,
       00021856, 00022846, 00023534, 00023727, 00023816, 00023817, 00023818,
       00023819, 00024775, 00026259, 00026260, 00026315, 00026316, 00026974,
       00035840, 00037762, 00041699, 00090889, 00093145, 00093221, 00093222,
       00098255, 00109470, 00117892, 42406401)

Processed Food/Feed

             Corn grain and sweet com cannery waste processing studies indicate that
       residues of butylate do not concentrate in processed  food/feed  items.   No
       food/feed additive tolerances are required. (MRID 42126301 and 42448701)

Confined Rotational Crops

             The confined rotational crop study is adequate to  satisfy this  guideline
       requirement. There  are no  terminal residues  of concern to be regulated  in
       rotational crops; thus, tolerances on rotational crops need not be established. No
       additional residue characterization or field rotational crop  studies (GLN 165-2)
       are required, and  no  specific  plantback intervals are  needed.  The  parent
       compound, butylate, was  not identified in any plant  tissue  extract.  Two
       metabolites were identified and confirmed in plants from the 30-day rotational
       interval. The Agency has concluded that the butylate metabolites, identified in
       plants rotated to butylate-treated soil, are not of toxicological concern. Hydrolysis
       of the non-extractable fractions yielded residues in  hydrolysates and post-
       hydrolysis solids predominantly  in the 10 ppb  range. Residues  resulting  in
       rotational crops do not require  regulation. (MRID 42694001)


                                    13

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       b.     Occupational and Residential

       At the time  of  the  Registration  Standard,  no exposure  studies were
required.  The 10/24/90 Data Call-in notices stated that dermal and exposure
studies were reserved pending the review  of required toxicology data.

       Although there is a potential  for dermal and inhalation  exposure for
workers involved with mixer/loader/applicator and soil incorporation activities,
butylate does not meet Agency  criteria for additional testing based on available
toxicity studies.  In addition, since butylate is soil incorporated well before the
plants are mature, the potential for postapplication exposure during tasks such as
sweet corn harvesting or seed corn detasseling is unlikely.  Because butylate does
not meet EPA's exposure or toxicity criteria,  postapplication/reentry data are not
required to support the reregistration of this chemical.

3.     Human Risk Assessment

       a.     Dietary

       A chronic dietary exposure assessment has  been conducted using the
following parameters:

 1. Toxicological Endpoint: This assessment used a Reference Dose (RfD) of 0.05
mg/kg body weight/day, based on a No  Observed Effect Level (NOEL) of 5.0
mg/kg body weight/day and an uncertainty factor of 100. The NOEL was taken
from a long-term  feeding  study in dogs which demonstrated increased liver
weights in males at the next dose, 25  mg/kg/day.

2. Residue Information: Food uses in this analysis are the published tolerances on
 corn commodities.   Published tolerances for  this chemical are listed in the
 Tolerance Index System (TIS) and 40 CFR §180.232.

       This assessment used tolerance level residues and 100 percent crop treated
 information to estimate the Theoretical Maximum Residue Contribution (TMRC)
 for the overall U.S. population  and 22 subgroups. The TMRC represents a worst
 case estimate.   The  TMRC  for the general population from all published
 tolerances is 5.8 x lO'5 mg/kg  body weight/day, representing 0.1% of the RfD.
 The most highly exposed subpopulations are non-nursing infants (<  1 year old)
 and children (1-6 years old).  Assuming tolerance level exposures, the TMRCs
 are 1.39 x ItT1 and 1.43 x 10" mg/kg/day, respectively, representing 0.3% of the
 RfD for each subgroup.   At this time, there are no  pending or temporary
 tolerances for butylate.
                              14

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              b.     Occupational and Residential

              The Agency has concluded that  human health risks from  exposure to
       butylate are considered to be minimal due to its low acute toxicity and current
       classification  as  non-carcinogenic to  humans.  No  occupational or residential
       exposure data have been required.

C.     Environmental Assessment

       1.      Environmental Fate

              a.     Environmental Chemistry, Fate and Transport

                    The Registration Standard required  the following  environmental
              fate studies:
                    Hydrolysis
                    Photodegradation in water
                    Terrestrial field dissipation
                    Fish accumulation

                    The 10/24/90 Data CalUn notice required the submission of the
              following studies:

                    Photodegradation in soil
                    Aerobic soil metabolism
                    Anaerobic soil metabolism
                    Leaching/adsorption/desorption
                    Volatility (Laboratory)
                    Terrestrial field dissipation
                    Droplet size spectrum
                    Drift field evaluation

              Two additional field  dissipation studies with volatilization measurements,
       aged leaching, and spray drift and droplet size data are required to confirm the
       reregistration eligibility of butylate.  Although data gaps exist, these requirements
       are not critical to the reregistration eligibility decision.  The data requirements
       and data gaps are given in Appendix B.  Summaries of available studies are
       provided below:

               1.  Hydrolysis

                    Butylate  did not hydrolyze significantly in pH 5, 7, and 9 sterile
              aqueous buffered solutions containing \%  acetonitrile incubated in the
              dark at ± 25 °C. (MRID 40389111)

                                    15

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2. Photodegradation in water

       Butylate does  not degrade significantly in sterile aqueous pH 7
buffered solutions while being irradiated continuously for 30 days with a
xenon arc lamp. (MRID  40389111)

3.  Photodegradation  in air

       A photodegradation in air study is not required at this time. If the
volatility measurements required in the field dissipation  studies indicate a
concern, the Agency  will reconsider the need for this test.

 4. Photodegradation  on  soil

       Butylate degraded slowly on loam soil that was irradiated outdoors
in  California  at  approximately 25°C,  with  an average of 82% of the
butylate remaining  undegraded  after  30 days  of  irradiation.   No
degradation of butylate  occurred in the dark control  during the  same
period.  Two minor degradates, butylate sulfoxide and butylate sulfone,
were identified in the irradiated soil.  Because butylate is soil-incorporat-
ed, photodegradation is not likely to be an important route of dissipation
in'the environment. (MRID 42123905)

5. Aerobic soil metabolism

        Butylate degraded with a reported half-life of 23.9 days in sandy
loam soil  that was incubated  for 245  days in darkness at 24°C.  The
decline in  butylate soil residues was due primarily to volatilization (47%
of the applied radioactivity was present as volatilized  parent at  day 28)
with aerobic soil metabolism of secondary importance. The  nonvolatile
degradates identified were  butylate  sulfoxide,  diisobutylformamide,
oxazolidinone, hydroxyisobutyl butylate, butylate S-acid, butylate N-acid,
and diisobutylamine.  At the end of the study, 14CO2 and organic [14C]vol-
atiles (of which  >93%  were butylate) totaled 21.16 and 57.94% of the
 applied, respectively; 14Obound residues comprised 9% of the radioactiv-
 ity. (MRID 41812201)

 6. Anaerobic soil metabolism

        Butylate  degraded with a half-life  of 63.6 days in anaerobic
 (Hooding plus nitrogen atmosphere) sandy loam soil that was incubated in
 the dark  at  24 °C for   up  to 60 days following 20 days  of aerobic
 incubation.   The decline in butylate soil  residues was due primarily to


                         16

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volatilization (about  60%  of the decline in soil residues  during  the
anaerobic incubation  period was  due to volatilization of parent) with
anaerobic soil  metabolism of secondary  importance.   The  nonvolatile
degradates  identified  were  butylate  sulfoxide,  diisobutylformamide,
oxazolidinone, hydroxyisobutyl butylate, butylate S-acid, butylate N-acid,
and  diisobutylamine.    The  predominant  volatilized compound  was
undegraded butylate. (MRID 41812201)

7. Leaching and adsorption/desorption

       Based on batch equilibrium experiments, butylate was determined
to be  mobile  to moderately mobile in  Keeton sandy loam, Columbia
loamy sand, Sorrento loam, and Atterberry silt loam soils. The respective
Freundlich K^ values reported for these soils were 1.48, 4.84? 7.28, and
5.47.  These results are for parent butylate only and  do not assess  the
mobility of degradation products. Aged  leaching data are required  as
confirmatory data to assess the mobility of butylate degradation products.
(MRID 41812202)

8. Laboratory volatility

       Butylate readily volatilized from moist sandy loam soil with 53.1 %
of the applied radioactivity volatilized by 25 hr posttreatment.  Butylate
comprised > 95% of the volatilized residues.  During the experiment, the
soil was maintained at 25°C and 75%  of field moisture capacity, with a
continuous flow of humidified air. (MRID 42123906)

9. Terrestrial field dissipation

       In two studies found  to be supplemental (MRIDs 41812203 and
41812204), butylate dissipated with half-lives  of 12-13 days from  the
upper  6-7 inches  of  sandy loam soil  that was treated  with a soil-
incorporated application of butylate at 6 Ib a.i./A.  Neither butylate nor
monitored degradates were detected deeper than 9 inches.

       These  studies  are  considered  supplemental for  the following
reasons:

       (a) Butylate is used exclusively as a corn herbicide, but the studies
       were conducted in California which is not a major  corn-growing
       region.  The studies' results, therefore, may not be representative
       of butylate's dissipation under typical use conditions.
                       17

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      (b) Adequate freezer storage stability data for degradates were not
      presented,

      (c) One study (MRID 41812204) was initiated during July when air
      and  soil temperatures were elevated and therefore the dissipation
      reported is probably not representative of the compound's typical
      use.  Butylate is normally applied during or near corn  planting
      time (April - May). The other study (MRID 41812203) cannot be
      used toward  fulfillment of the data requirement because  the time
      zero soil  samples  did not confirm the  application rate.   As
      confirmatory data, two field dissipation studies are required.

10. Bioaccumulation in fish

      The studies submitted provide supplemental information regarding
the bioaccumulation in fish. These studies are considered  supplemental
because  degradates were  uncharacterized.     [14C]Butylate  residues
accumulated in bluegill sunfish continuously exposed to [MC]butylate at
0.12-0.16 ppm, with maximum mean bioconcentration factors of 180x for
edible tissues, 630x for nonedible tissues, and 410x for whole fish; by day
14  of the depuration  period, 98-99%  of [uC]butylate residues  were
eliminated from the fish tissues.  (MRIDs 40843901 and 40657401).
 11. Spray Drift and Droplet Size

       Droplet size spectrum (201-1) and spray drift evaluation (202-1)
 data  are  needed  to  support  the  cnemigation  application method for
 butylate.   The registrant may elect  to  satisfy both data requirements
 through the Spray Drift Task Force, provided the Agency does not require
 these data in advance of the Task Force's final report (currently scheduled
 for 1994).

 b.    Environmental Fate Assessment

       A comprehensive environmental fate assessment includes: 1) how
 a chemical dissipates;  2)  identification of significant  environmental
 degradation products  if degradation occurs  during dissipation and  3)
 analysis of where the residues are  most likely to persist (e.g., in the
 atmosphere, ground water, surface water, target plants). The existing data
 base for butylate is sufficient to draw preliminary conclusions  about us
 dissipation in the environment. However, there are uncertainties associated
 with  these conclusions and therefore additional data are required to
 confirm this preliminary assessment.
                        18

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       Laboratory studies demonstrate what specific processes and relative
rates may be involved with the dissipation of the chemical and the major
environmental degradates.  Field studies confirm the laboratory studies
and  examine how the competing dissipation processes affect  the overall
dissipation rate.

       A preliminary assessment from acceptable laboratory data is that
volatilization is an important (and perhaps the  major) route of butylate
dissipation. Partially satisfactory field dissipation studies provide indirect
evidence that substantial volatilization occurs under actual use conditions.
At present, however,  there is no information related to the  amount  or
nature of residues resulting from volatilization during normal agricultural
use.  It is not possible to quantify the extent of volatilization in the absence
of field  volatility data.   Mineralization to CO2 occurs also, but this
appears to  be secondary to volatilization as a dissipation pathway.

       Based on the available data, it can be concluded  that butylate is
highly volatile and degrades moderately rapidly under aerobic conditions.
Aerobic  soil metabolism  indicated that  much  of the applied butylate
volatilized  during the  course of the study.    The  remaining butylate
degraded to CO2. The moderate value of the calculated Henry's Constant
{8.26 X 10"6 atm-m3/mol),  combined  with the compound's  volatility,
indicate that once in the atmosphere, butylate may be transported in fogs,
mists, and  rainwater. Because butylate is often applied to bare ground  as
a preemergence  herbicide or shortly  after planting, and because it  is
mobile to moderately mobile in soil, runoff to surface water may follow
a rainfall  event. Eased on  these  demonstrated properties, there  were
several issues that require  attention.

       The first issue is run-off into surface water. The aquatic Estimated
Environmental Concentration (EEC) was based upon models developed for
two  different scenarios.  These  were used to determine  whether the
concentrations of butylate  would exceed the Levels of Concern for fish.
Field studies would increase the certainty of the aquatic EEC by verifying
the model.

       With regard to the fish accumulation study, the Agency believes
that  no more data should be required for this guideline study  for the
following reasons:

1. 98-99% of the 14C  butylate residues were eliminated from the fish
tissue within 14 days.  Therefore, butylate is unlikely  to be a major
bioaccumulator.
                       19

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2. Although there are unidentified  residues in fish, this is unlikely to
present a human health problem because:

       a. Butylate is  classified as a group E  carcinogen, meaning that
       there is evidence of noncarcinogenicity for humans.

       b. The Agency has concluded that at the current tolerance level
       exposures,   the  TMRCs   for  the   most   highly   exposed
       subpopulations, non-nursing infants and children aged 1-6,  are
       1.39 x 104 and 1.43 x 10^, representing 0.3  % of theRfd. Thus,
       there is   little  concern that residues in fish tissue will  pose non-
       cancer risk.

       The second issue relates to volatility of butylate. As stated above,
butylate may be transported in mists, fogs and rainwater. The volatile
component of the field dissipation study would provide basic information
relating to butylate in air.  At present, no field data exist relating the
amount or the nature  of residues in air from volatilization of butylate as
a result of normal agricultural use.

       The last  issue relates to groundwater.  As stated above, the data
indicate that the major routes of dissipation are volatilization of butylate
and degradation to C02.  Some of the intermediate compounds appear to
be structurally related to compounds that may be mobile. Degradation and
volatility may not be  sufficiently rapid to preclude leaching into  ground
water: however, these situations will most likely be rare. Dissociation
constants  developed  for intermediate  compounds  on soils would  help
confirm that little or no leaching of residues will occur.

       In summary,  preliminary conclusions  can be made  about the
dissipation  of  butylate  in  the  environment.   However,   there  are
uncertainties associated  with these  conclusions.  Consequently,  the
following data are required to confirm the assessment of the environmental
fate of butylate but are not critical to the reregistration eligibility decision:
        1, A minimum of two field dissipation studies are required. These
 two studies are to be conducted in major corn-producing regions where
 butylate is commonly  used and  must reflect  typical com  cultivation
 practices.  Because  it is available  in emulsifiable  concentrate (EC),
 flowable concentrate (PC), granular, and microencapsulated formulation
 and because formulation  may influence dissipation, the studies  need to
 address the effect  of formulation on  the field dissipation of butylate.
 Therefore, at least one field dissipation study must be conducted with the
                       20

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       EC  or FC  and the  second  study  must  use either  the granular or
       microencapsulated formulation. Volatilization measurements {which may
       be acceptable to satisfy the requirement for the field volatility study) are
       needed in  all field dissipation studies because it appears to play a  sig-
       nificant role in the environmental fate of butylate.
              2. Aged leaching data are necessary to assess  the mobility of
       butylate degradation products.  Because of the volatility  issue and the
       relatively slow  formation  of degradates  under aerobic  soil conditions,
       batch equilibrium studies using radiolabeled synthesized degradates are
       required to assess degradate mobility.
              3. Spray drift data are required but may be fulfilled through the
       Spray Drift Task Force.
2.     Ecological Effects
              At the time of the Registration Standard cold and warm water fish
       acute LC50  studies were  required.   (The remaining  ecological effects
       studies were either acceptable or not required). The 10/24/90 Data Call-in
       notice required the submission of the following studies:

               Estuarine/marine toxicity - fish
               A fish early lifestage study
               Seed germination/seedling emergence
               Vegetative vigor
               Aquatic plant growth

              The nontarget plant studies (seed germination, seedling emergence,
       vegetative vigor and aquatic plant growth) are not required as part of the
       target database for butylate and do not effect the  reregistration eligibility
       decisions.   These plant studies are  required  to support the continued
       registration of butylate products. The data requirements and data gaps are
       given in Appendix B. Summaries of available studies are provided below.
                              21

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             a.     Ecological Effects Data
                     (1)    Terrestrial Data
A.  Effects to Nontarget Birds
       (i). Avian Single-Dose Oral LDJO
AVIAN ACUTE ORAL TOXICITY
SPECIES
Mallard Duck
% A.I.
98
LD50
(mg/kg)
>4640
CONCLUSIONS
Practically nontoxic
       There is sufficient information from the study cited above to characterize technical
grade butylate as practically nontoxic to birds when exposed orally to a  single dose.
(MRID 00025060)
       (ii). Avian Dietary
AVIAN SUBACUTE DIETARY TOXICITY
SPECIES
Bobwhite Quail
(1)
Mallard duck
(2)
% A.I.
98.1
Tech
98.1
Tech.
LCSO
(ppm)
>5620
>5620
CONCLUSIONS
Practically nontoxic
1. MRID 00131300
2. MRID 00131299
        The  studies listed above are sufficient to  characterize technical  butylate  as
 practically nontoxic when exposure is through the diet to upland game birds (bobwhite
 quail) and waterfowl (mallard duck).
                                     22

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       (iii). Avian Reproduction

       Based upon the available mammalian reproduction data, the use pattern (typical
application, preplant with incorporation into bare soil), and the available environmental
fate data, avion reproduction tests are not required at this time.  If future environmental
fate  data (i.e., for microencapsulated or  granular formulations)  indicate significant
persistence of butylate, the Agency will reconsider the need for these tests.

                     (2)     Aquatic Organism Data

A. Acute Toxicity to Freshwater Fish

       (i). Effects of Technical Butylate to Freshwater Fish
FRESHWATER FISH ACUTE TOXICITY
TECHNICAL BUTYLATE
SPECIES
Bluegill sunfish (1)
Rainbow trout (2)
Bluegill sunfish (3)
Bluegill sunfish
(3)
Rainbow trout
(3)
% A.I.
98.2
98.2
98
98
98
LC50
Cppm)
6.4
7.0
0.21
0.47
2.10
CONCLUSIONS
The LC50 values for freshwater fish
range from 0.21-7.0 ppm. Using the
data from the most sensitive species,
bluegill sunfish, technical butylate is
classified as highly toxic to freshwater
fish.
1. MRID 001493 18
2. 00149319
3. 40098991
       Using the data from the most sensitive species, bluegill sunfish, there is sufficient
information to characterize technical butylate as highly toxic to freshwater fish.
                                     23

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      (ii). Effects of Butylate Formulations to Freshwater Fish
FRESHWATER FISH ACUTE TOXICITY
BUTYLATE FORMULATIONS
SPECIES
Rainbow trout (1)
Bluegill Sunfish
(1)
Bluegill Sunfish
(2)
Rainbow trout
(2)
% A.I.
79.23 (Sutan 6E)
79.23 (Sutan 6E)
Sutan 4S
Microencap-
silated
Sutan 4S
Microencap-
silated
LCSo
(ppm)
5.2
7.2
>500
>700
CONCLUSIONS
Moderately toxic
Practically nontoxic
1. MRID 00021835
2. MRID 00020532
       There is  sufficient information to characterize a  79.23 percent emulsifiable
concentrate formulation as moderately toxic to  coldwater and warmwater fish.  A 48
percent microencapsulated formulated product was found to be practically nontoxic to
fish.
B. Fish Early Life-Stage


       A  fish early life stage study (MRID 42214302) and  an addendum  (MRID
42773601) were reviewed  and found to be  scientifically-sound but do not meet the
guideline requirements for a fish early life-stage test because of study defects.  Although
flawed, this study shows that the maximum allowable toxic concentration for technical
butylate was greater than 0.30 ppm and less than 0.51 ppm. The study can be used to
conduct a risk assessment, therefore,  the  Agency  will not require another  study to
support the presently registered corn use.
                                    24

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      C. Acute Toxicity to Freshwater Invertebrates
FRESHWATER INVERTEBRATE ACUTE TOXICITY
SPECIES
Daphnia magna
% A.I.
98
LC5o
(ppm)
11.9
CONCLUSIONS
Slightly toxic
      There is sufficient information to characterize technical butylate as slightly toxic to
freshwater aquatic invertebrates.
(MRID 00021841)


      D. Acute Toxicity to Estuarine/Marine Organisms
ACUTE TOXICITY ESTUARINE ORGANISMS
SPECIES
Sheepshead Minnow
% A.I.
98.4
LC50
ppm
2.6
CONCLUSION
S
Moderately
Toxic
       A 96-hour  LCSO study was conducted to determine the acute toxicity of butylate to
estuarine and marine fish.  The guideline requirement for technical grade acute testing using an
estuarine/marine fish has been satisfied. (MRID 42214301) Technical butylate was found to be
moderately toxic to sheepshead minnow.
                                          25

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                           (3)    Non-Target Insects Data
ACUTE TOXICITY NONTARGET INSECTS
SPECIES
Honeybee
%
A.I.
TGAI
LD50
^g/bee
>29
CONCLUSIONS
Relatively nontoxic
       There are sufficient data to characterize butylate as relatively nontoxic to honey bees.
(MRID 00036935) Therefore, the guideline requirement for the honey bee acute contact LDSO
study has been fulfilled.
                           (4)    Non-Target Plants Data
       Seven studies were evaluated under this topic and were found to be unacceptable due to
either solubility problems or reporting deficiencies. Phytotoxicity testing is required because the
pesticide may pose a  hazard to  endangered or threatened species.  Runoff,  spray  drift and
volatility from center  pivot sprinkler application can be expected to reach plants in adjacent
fields. Seed germination, seedling emergence, vegetative vigor, and aquatic plant growth studies
are required. These studies are not required as part of the target database for butylate and do not
affect the reregistration eligibility decision. These studies are required to support the continued
registration of butylate products.
                     b.    Ecological Effects Risk Assessment


       This section consists of numerous risk assessments each covering a different combination
of endpoint  and exposure  scenario.  Each risk  assessment includes a risk quotient  which
combines the toxicity and exposure information. For each quotient there is an established value
above which the risk is considered to be  at a high level of concern (LOC).  The generic risk
quotients and their respective LOC's for each risk assessment are provided in the table below.
Note that the same risk quotients are used for non-endangered and endangered species, but the
acute LOC is lower for endangered  species.
                                           26

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Endpoint/Scenario
Mammalian acute
(granular)
Mammalian acute
(spray)
Mammalian chronic
(granular)
Mammalian chronic
(spray)
Avian acute (granular)
Avian acute (spray)
Avian chronic (granular)
Avian chronic (spray)
Aquatic acute
Aquatic chronic
Non-target insects &
plants
Risk Quotient
UVft2
EEC/LC50
EEC/LEL
EEC/LEL
LDso/ft2
EEC/LC5o
EEC/LEL
EEC/LEL
EEC/LC50
EEC/LEL
NOT QUANTIFIED
Nonendangered LOC
0.5
0.5
1.0
1.0
0.5
0.5
1.0
1.0
0.5
1.0
N/A
Endangered
LOC
0.1
0.1
1.0
1.0
0.1
0.1
1.0
1.0
0.05
1.0
N/A
       The narrative sections below provide the derivation and value of the appropriate risk
quotients for butylate and an interpretation of its significance.

              1. Mammalian Acute Risk Characterization

       A.  Granular Formulation Exposure

                           Because data are unavailable for determining the acute toxicity of
                    butylate to nontarget mammals, the Agency is using data from acute oral
                    toxicity studies in rats as surrogate data to calculate and  define acute
                    mammalian risks.  The Agency is assuming  that deer mice, a  represen-
                    tative small mammal, has similar sensitivity as rats to butylate through
                    acute oral exposure .  LD50 values of 3500 mg/kg and 5431 mg/kg, for
                    male and female rats, respectively, were used.
                                           27

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                   Based on available use and exposure information, the Agency has
             calculated that a maximum estimated environmental concentration (EEC)
             of 66 mg ai/ft2 is possible through use of granular butylate at 6.3 Ib ai/A,
             the maximum allowable label rate.

                For a deer mouse weighing 0.0184 kg this is equivalent to 3587 mg
             ai/ft2/kg.

                   This results in a risk quotient of:

                     3587/3500 =1.0 LD50's/ft2 for male deer mice
                         and
                     3587/5431 = 0.7 LD50's/ft2 for female  deer mice

                   These are both greater than the established level of concern (LOG)
             for granular formulations of 0.5 LD5(/ft2".

                   Based on these calculations, it appears that small mammals may be
             at risk from use of granular butylate. It is important to note, however, that
             because of the mitigation factors listed  below, it is unlikely that the use
             of butylate will pose a hazard to  nonendangered  small mammals.

             (1)    Butylate is soil incorporated immediately after application which
                   should reduce exposure to small mammals except, possibly, at turn
                   row areas;

             (2)    Small mammals would  be required to  consume high numbers of
                   granules, from approximately 597 to 926 granules, to achieve the
                   risk quotients of 1.0 and 0.7 LD^'s/ft2.

             (3)     Small  mammals  such  as deer mice, are not likely to ingest
                   granules, either selectively or  accidently  as birds may, unless the
                   granules were to prove  attractive to them.

B.  Spray Formulation Exposure

                    This risk assessment is based upon dietary exposure.

                    Preliminary EEC's from generic residue  data indicate that an
             application rate of 6.3  Ib ai/A would result in  residues of 788 ppm
             (typical) up to  1512 ppm  (maximum) on short  grasses.   A deer mouse
             consuming 0.0036 kg food/day would receive 2.8  to 5,4 mg butylate/day
             at these concentration levels.
                                   28

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                    This is equivalent to 154 to 293 mg/kg of butylate/day for a .0184
             kg deer mouse.

                    The level of concern for dietary exposure is exceeded when  the
             expected dietary intake exceeds 1/2 the LD50.  In this case, the dietary
             exposure is well below 1/2 the LD50 for both males and females (given in
             Section A above).   This indicates that acute risks to mammals from
             dietary exposure following the use of butylate spray formula are unlikely.

       2. Mammalian Chronic Risk Characterization

A.  Granular Formulation Exposure

                    The Agency has assumed that the deer mouse and rat have similar
             sensitivities to chronic oral butylate exposures.   A 2-generation  rat
             reproduction study resulted in a lowest effect level (LEL) of 50 mg/kg/day
             (described in Section HI Elf).

                    As described in the section on acute mammalian risk for granular
             formulations, the maximum EEC from use of granular butylate is 664 mg
             ai/ft2,  which is equivalent to 3587 mg/kg/ft2 for an animal with the weight
             of a deer mouse.

                    This results in a risk quotient of

                              3587/50  = 72

                    This is much greater than the established LOG of 1.0.  However,
             the Agency concludes that chronic risks to mammals are unlikely to be
             great based upon the  mitigating factors discussed in the paragraph above
             under mammalian  acute risk characterization.  Further,  the available
             environmental fate data indicate butylate is highly  volatile and likely to
             volatilize substantially under actual use conditions  thereby  mitigating
             chronic  risks.  However,  if future environmental fate  data  indicate
             significant persistence of butylate, the Agency will reexamine the chronic
             mammalian risks at that time.

 B.  Spray Formulation Exposure

                    The LEL of  50  mg/kg cited in  the above section on granular
              formulation  exposure is equivalent to 256 ppm for an animal with the
              weight and food consumption of a deer mouse (provided in the section on
              acute mammalian risk).
                                    29

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                   As stated in the section on acute  mammalian risk, preliminary
            EECs of 788 to 1512  ppm  have been calculated for butylate on  short
            grasses.

                   This would result in a risk quotient of

                            788/256 = 3.1

        to                  1512/256 = 5.9

                   which exceed the established LOG  of 1.0 for chronic risk,

                   However, residues on short grasses  are not particularly appropriate
            to the deer mouse diet.  More appropriate food  items evaluated in the
            same generic data base as the short grasses are fruits, forage, and insects.
            EECs based on these items are 44-365 maximum  and 9-208 typical.

                   These EECs lead to a range of risk quotients

                         from  9/256     = 0.04

                          to 365/256   =  1.4

                          Although the risk quotients  based upon maximum residues
                   even on these items exceed the LOG, it is questionable whether the
                   residues would persist at these levels long  enough to constitute
                   chronic exposure.  The available fate data indicate that butylate is
                   highly volatile and likely to volatilize substantially under actual use
                   conditions.  At present, it is unlikely that small mammals exposed
                   to  chronic  exposures  will   be  at risk.  However,  if  future
                   environmental fate data indicate significant persistence of butylate,
                   the Agency will reexamine the chronic mammalian risks at that
                   time.

       3, Avian Acute Risk Characterization

A.  Granular Formulation Exposure

                          As stated in  the ecological effects data section,  the  only
                    avian oral LD50 available is   >4640 mg/kg from a study in the
                    mallard  duck.  The  value 4640 mg/kg is used to quantitate acute
                    oral toxicity to all birds.
                                   30

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                          The EEC for granular formulation is  66 mg ai/ft2, as
                   already stated for mammalian risk.

                          For a small bird such as a field sparrow (weighing 0.014
                   kg) this is equivalent to 4714 mg ai/kg/ft2.

                          This results in a risk quotient of:

                          4714/4640 =1.0

                   which exceeds the LOG of 0.5.  The LOG would not be exceeded
                   for any birds as large as or larger than a robin.

                          Even though the calculated quotient exceeds the LOG for
                   small birds, the  Agency  has concluded that minimal  acute risks
                   exist for nonendangered avian species exposed to granular butylate
                   because:   (I),  all LD50 values are "greater than" values and it is
                   not known what the LD
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                    This would result in a risk quotient of

                           365/1501 = 0.24

             which is below the LOG for acute risk.

                    The risk quotient for a mallard, which is more likely to consume
             grasses is based upon a higher LC50.

              i.e.    1512 = 0.27
                     5620

                    This also fails to exceed the LOG.

                    The Agency  concludes, therefore, that acute risks to birds from
              spray formulations will be minimal.

              4. Avian Chronic  Risk Characterization

                    Because no chronic data on birds are available, the Agency has
              used the rat reproduction study, already  cited in the mammalian chronic
              risk section.

                    The LEL of 50 mg/kg found for  rats is  assumed for birds.
A.  Granular formulation exposure
                     For granular formulations the EEC  of 66 mg ai/ft2 used for the
              granular risk assessments set forth in earlier sections applies.

                     As stated in the avian acute risk section, this is equivalent to 4714
              mg ai/kg/ft2 for a small bird such as a field sparrow.

                     This results in a risk quotient of

            4714/50 = 94.3

              for small birds.

                     For a much larger bird such as a mallard (weighing about  1 kg),
              the equivalent exposure would be 66 mg ai/kg/ft2 and the corresponding
              risk quotient is:   66/50 =1.3
                                     32

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             Both of these exceed the established LOG of 1.0 for chronic risk.

                    However,  since  butylate  appears  highly   volatile  and  is,
             furthermore, soil incorporated  or watered  in  immediately following
             applications, it is unlikely that birds will consume sufficient number of
             granules to achieve LEL daily throughout their reproductive cycle.

                    Therefore, the Agency concludes that high chronic risk to  birds
             from granular butylate is unlikely.  However, if future environmental fate
             data indicate significant persistence of butylate, chronic avian risks will
             be reexamined at that time.
B.  Spray Formulation Exposure
                    Again, the LEL of 50 mg/kg from the rat reproduction study is
             assumed to apply to birds.

                    This is equivalent to 149 ppm in the diet for a small bird such as
             a  field sparrow and to  1,000 ppm for a much  larger bird such as a
             mallard.

                    The dietary EECs are described in previous section and range from
             9  to 1512 ppm,  depending on the food item.

                    For the high end of this EEC range (1512 ppm) the risk quotients
             range from

                     1512/149 = 10. for a field sparrow

                  down to 1512/1000 =  1.5 for a mallard.

                    However, only the mallard is likely to eat the grasses to which this
             EEC applies.

                    As explained in the section on acute risks, the EECs for the foods
             likely  to be consumed  by a field  sparrow are 365 ppm or less.  This
             results in a risk quotient

                             of 365/149 = 2.4

             for the field sparrow.

                    All of these risk quotients are above the LOG of 1.0 for chronic
             risk.

                                    33

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       However, given the apparent volatility of butylate, it is unlikely
that birds will consume foods with residues high enough to achieve the
LEL throughout their reproductive cycle.

       Therefore the Agency concludes that chronic risk to birds from
butylate spray formulation is unlikely.  However, if future environmental
fate data for  the microencapsulated or granulated formulations indicate
significant  persistence  of butylate,  the  chronic avian  risks will be
reexamined at that time.

5. Aquatic Risk Characterization

       Acute. Of the aquatic species tested (see the section on aquatic
organism data) the most sensitive species is the bluegill sunfish,  with  a
lowest LCso of 0.21 ppm or 210 ppb.  This LC30 is used for the aquatic
acute risk assessment.

       The Estimated Environmental Concentration for butylate in aquatic
environments was  derived from models  developed for two  different
scenarios: 1) corn grown on Loring Silt Loam in Mississippi; and (2) corn
grown on Fatette Silt Loam in  Iowa. Using estimates from these  two
sites, acute EEC's were calculated to range from 70 to 76 ppb.

       This results in a maximum acute risk quotient of
                    76/210 =  0.4

which  is well below the LOG of 0.5 for  acute risk to  non-endangered
species. It is, therefore, unlikely that acute risks exist for non-endangered
freshwater fish, invertebrates or marine species.

       Chronic risks.  The MATC  of 0.39 ppm (390 ppb) from the
fathead minnow study is used to quantitate chronic aquatic toxicity.

       The chronic EECs derived from the model described above range
from 30 to 34 ppb.

       This results in a risk quotient of

      34/390 = 0.09
       This is below the aquatic chronic LOG of 1.0 for non-endangered
 species.
                      34

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       The Agency concludes that chronic risks to non-endangered aquatic
species are unlikely.  However, as discussed in the environmental fate
section, these EEC calculations are based upon very limited environmental
fate data and will be reconsidered when the confirmatory field dissipation
studies are reviewed.

6. Nontarget Insects Risk Characterization
       Based on the available honey bee toxicity data (acute contact LD50
= > 29 ug/bee) and the presently registered use patterns  for butylate
(typically: one application preplan! followed by incorporation or watering
in; applications are usually to bare ground; and no applications are made
during crop bloom  (tasseling)) the  acute risks to nontarget insects are
unlikely.
7. Nontarget Plant Risk Characterization
       There is insufficient data to characterize risks to nontarget plants.
The presently available studies lack pertinent data, which need to be
submitted.  For other species the studies need to be redone. However,
since butylate is a herbicide, it is assumed that risks to nontarget plants
are likely.
8. Endangered Species Risk Characterization
       The risk quotient for endangered species is calculated in the same
way as for  non-endangered species.   However the LOC is  lower for
endangered  species acute risk.  The table below summarizes the risk
quotients calculated in earlier sections for non-endangered species and
compares them to the corresponding LOCs for endangered species (taken
from  the table at the beginning  of this section.)   Endpoint/scenario
combinations where the risk quotient exceeds the LOC are marked in the
table below  with an asterisk.
                       35

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Endpoint and Scenario
*Mammalian acute
(granular)
Mammalian acute (spray)
*Mammalian chronic
(granular)
^Mammalian chronic
(spray)
* Avian acute (granular)
* Avian chronic (granular)
*Avian chronic (spray)
* Aquatic (fish) acute
Aquatic (fish) chronic
Butylate Risk Quotient
Value
0.7- 1.0
0.03 - 0.08
72
0.04 - 5.9
1.0
1.3 - 94
1.5 - 10
0.4
0.09
LOG for Endangered Species
0.1
0.1
1.0
1.0
0.1
' 1.0
1.0
0.05
1.0
       A high level  of concern  is reached when the risk quotient exceeds the
LOC for endangered aquatic and terrestrial organisms.

       Using the above LOCs and considering butylate's presently registered use
patterns, potential acute risks exist for nontarget endangered mammals, birds and
freshwater vertebrates. Although there are mitigating factors, as discussed above
under the acute risk  characterization for non-endangered mammals, endangered
mammals may be more sensitive and, therefore, acute risks may exist.  Because
of the  sensitivity of freshwater vertebrates to butylate, potential risks may exist
for endangered amphibians.

       There also  may be a possibility of chronic risks to mammals and birds.
Food habits, use patterns, and butylate's volatility are mitigating factors, but the
possibility that endangered mammals and birds are more sensitive to butylate than
non-endangered ones may offset these mitigating factors.   In addition, because
butylate is a herbicide, risks are likely for endangered plants and this may impact
endangered insects.  EPA is working with the US Fish and Wildlife Service and
other Federal and  state agencies to develop a program to avoid jeopardizing the
continued existence of the identified species by the use of pesticides. When the
Endangered Species  Protection Program is published in the Federal Register and
                              36

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              subsequent  guidance to  registrants  is  given,  endangered  species  labeling
              amendments may be required on affected end use products.  Labeling statements
              for end use products will likely refer users to county specific bulletins specifying
              detailed limitations on use to protect endangered species.
IV.    RISK MANAGEMENT AND REREGISTRATION DECISION


       A.     Determination of Eligibility
              Section 4(g)(2)(A) of FIFRA calls for the Agency to determine, after submission
       of relevant data concerning an active ingredient, whether products containing the active
       ingredient are eligible for reregistration.   The Agency has previously identified and
       required the submission of the generic (i.e. active ingredient specific) data required to
       support reregistration of products  containing butylate  as  an  active ingredient.   The
       Agency has completed its review of these generic data, and has determined that the data
       are sufficient to  support reregistration of all products  containing butylate.  Appendix B
       identifies the generic data requirements  that the Agency  reviewed  as  part  of its
       determination of reregistration eligibility of butylate, and lists the submitted studies that
       the Agency found acceptable.

              The data identified in Appendix B were sufficient to allow the Agency to assess
       the registered uses of butylate and to determine  that  butylate can be used without
       resulting in unreasonable adverse effects to human health and the environment.  The
       Agency therefore finds that all products containing butylate as the sole active ingredient
       are eligible for  reregistration.  However,  those products which  contain other active
       ingredients will be eligible for reregistration only when the other active ingredients have
       been  determined to be  eligible for reregistration.  The reregistration of particular
       products is addressed in Section V of this document.

              The Agency made its reregistration eligibility determination based upon the target
       data base required for reregistration, the current guidelines for conducting acceptable
       studies  to generate such  data and  the data identified in  Appendix B.   Although the
       Agency has found that all uses  of butylate are eligible  for reregistration, it should be
       understood that  the Agency may take appropriate regulatory action, and/or require the
       submission of additional data to  support the registration of products containing butylate,
       if new  information comes to the Agency's attention or  if the data requirements for
       registration (or the guidelines  for generating such data) change.
                                            37

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      1.     Eligibility Decision


             Based on the reviews of the generic data for the active ingredient butylate,
      the Agency has sufficient information on the health effects of butylate and on its
      potential for causing adverse  effects in fish and wildlife and the environment.
      The Agency concludes that products containing butylate and registered for use on
      field corn, sweet corn  and popcorn are eligible for ^registration.


             The Agency has determined that butylate products,  labeled and used  as
      specified in this Registration Eligibility Document, will not pose unreasonable
      risks or adverse effects to humans or the environment.
       2.     Eligible and Ineligible Uses


             The Agency has determined that the uses of butylate on field corn, sweet
       com and popcorn are eligible  for reregistration.  These are the only registered
       uses of butylate.
B.     Regulatory Position


       The following is a summary of the regulatory positions and rationales for butylate.
Where labeling revisions are imposed, specific language is set forth in Section V of this
document.
       1.     Tolerance Reassessment


              Tolerances for residues of S-ethyl diisobutylthiocarbamate in or on food
       and feed commodities are currently expressed in terms of parent compound only
       (40 CFR 180.232).
              Sufficient crop field trial data are available to ascertain the adequacy of
       the established tolerances of 0.1 ppm for residues of butylate in or on field corn
       grain (including popcorn), sweet corn  kernels  plus  cob with  husk removed
       (K+CWHR), field com forage and fodder (including popcorn), and  sweet corn
       forage and fodder.  Sufficient data also indicate that residues  of butylate do not


                                     38

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concentrate upon processing;  therefore,  no food/feed additive  tolerances are
required.  There are no established or proposed Codex maximum residue limits
(MRL) or other international tolerances for residues of butylate.
       The Agency is requiring that the entry in 40 CFR 180.232 be amended by
replacing the chemical name "S-ethyl diisobutylthiocarbamate" with the acceptable
common name "butylate." The term negligible residues should be deleted from
the tolerance expression.  The tolerances listed in 40 CFR  180.232 should be
modified to reflect current commodity definitions as follows:
Commodity
Corn grain (including
popcorn)
Fresh corn including
sweet corn (kernels
plus cob with husk
removed)
Corn forage and fodder
including sweet corn,
field corn, and popcorn)
Current
Tolerance
(ppm)
0.1
0.1
0.1
Tolerance
Reassessment
(ppm)
0.1
0.1
0.1
Correct Commodity
Definition
Corn, field, grain
Com, pop, grain
Corn, sweet (K 4- CWHR)
Com, field, fodder
Corn, field, forage
Corn, pop, fodder
Corn, pop, forage
Com, sweet, forage
2,     Labeling Rationale

       The Worker Protection Standard (WPS) for Agricultural Pesticides -40
CFR Parts 156 and  170, established an interim restricted-entry interval of 12
hours for butylate based on the results of acute dermal toxicity, skin irritation and
eye irritation toxicity testing. The Agency  considers the 12-hour restricted entry
interval for this chemical a prudent risk-mitigation measure to protect workers.
Therefore, the Agency retains the  12 hour REI and will allow workers to enter
areas treated with butylate during the  REI only in the few narrow  exceptions
allowed in the WPS.
                             39

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                   The Agency considers the use of a long-sleeved shirt, long pants, shoes,
             socks, and chemical-resistant gloves a prudent risk-mitigation measure to protect
             handlers and early-entry workers from exposure to butylate.  Therefore, the
             Agency requires that all products that contain butylate bear personal protective
             equipment requirements for handlers and early-entry workers that are at least as
             protective as these items. If the end-use product labeling already bears personal
             protective equipment requirements that are more protective than these items, the
             more protective requirements must be retained.

                   All  manufacturing-use  or end-use products that may be contained in
             effluent discharged to waters of the United  States  or municipal sewer systems
             must bear required labeling.

             3.    Endangered Species Statement

                   The Agency does have concerns regarding exposure of endangered animals
             and plants to butylate.  At the present time, EPA is working with the U.S. Fish
             and Wildlife Service and other Federal and state agencies to develop a program
             to avoid jeopardizing  the continued existence of  listed species by the use of
             pesticides.  When the Endangered Species Protection Program is implemented and
             subsequent guidance is given,  endangered species labeling  amendments may be
             required on affected end-use products. Labeling statements for end use products
             will likely refer users to county  specific bulletins specifying detailed limitations
             on use to protect endangered species.

             Specific label language is outlined in Section V, Labeling Requirements.

V.     ACTIONS REQUIRED BY REGISTRANTS

             This section specifies the  data  requirements and  responses necessary for  the
       reregistration of both manufacturing-use and end-use products.

       A.    Manufacturing-Use Products

              1.    Additional Generic Data Requirements

                    The generic  data base supporting the reregistration of butylate for the
              above eligible  uses  has been  reviewed and  determined to be  substantially
              complete.  However, additional confirmatory information is needed to fulfill data
              requirements for the studies listed below.
                                           40

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              Product chemistry
              Storage stability
              Aged leaching
              Terrestrial field dissipation with volatilization measurements
              Seed germination/seedling emergence
              Vegetative vigor
              Aquatic plant growth
              Droplet size and spray drift
              Acute and subchronic neurotoxicity

       2.     Labeling Requirements for Manufacturing-Use Products

              All  manufacturing-use  products  that may be contained in an effluent
       discharged  to the waters of the United States or municipal sewer systems must
       bear  the  following  revised  effluent  discharge  labeling  statement  in  the
       "Environmental Hazards" section.   Please note that  this  effluent  discharge
       statement has been modified to include a required fish toxicity statement.

       "This pesticide is toxic to fish. Do not discharge effluent containing this product
       into lakes, streams, ponds, estuaries, oceans or other waters unless in accordance
       with the requirements of a National Pollution Discharge Elimination System
       (NPDES) permit and the permitting authority has been notified in writing prior
       to discharge.  Do not discharge effluent containing this product to sewer systems
       without previously  notifying the local  sewage treatment plant authority. For
       guidance contact your State Water Board or Regional Office of EPA."

              AH  affected products distributed or sold  by registrants and distributors
       (supplemental registrants) must bear the above labeling by October 1, 1995.  All
       products distributed or  sold by persons other than registrants  or supplemental
       registrants after October 1, 1997 must bear the correct labeling.  Refer to PR
       Notice 93-10 or 40 CFR 152.46(a)(l) for additional information.

B.     End-Use Products

       1.     Additional Product-Specific Data Requirements

              Section  4(g)(2)(B) of FIFRA calls for the Agency to  obtain any needed
       product-specific data regarding the pesticide within 8 months after a determination
       of eligibility has been made.  The product specific data requirements are listed
       in Appendix G, the Product Specific Data Call-In Notice.

              Registrants must review previous data submissions to ensure that they meet
       current EPA acceptance criteria (Appendix F; Attachment E) and if not, commit
       to conduct  new studies.  If a registrant  believes that previously submitted data


                                    41

-------
meet  current testing standards, then study MRID  numbers  should be cited
according to the instructions in the Requirement Status and Registrants Response
Form provided for each product.

2.     Labeling Requirements for End-Use Products

       The labels  and labeling of all products must comply with EPA's current
regulations and requirements as specified in 40  CFR §156.10. Please follow the
instructions in the Pesticide Reregistration Handbook with respect to labels and
labeling,

Worker Protection  Standard Requirements

       Any product  whose labeling reasonably permits use in the production of
an agricultural plant on any agricultural establishment (farm, forest, nursery, or
greenhouse) must comply with the labeling requirements of PR Notice 93-7,
"Labeling Revisions  Required by the Worker Protection Standard (WPS), and PR
Notice 93-11, "Supplemental Guidance for PR Notice 93-7, which reflect the
requirements of EPA's labeling regulations for worker protection statements (40
CFR part 156, subpart K).  These labeling revisions are necessary to implement
the Worker Protection Standard for Agricultural Pesticides (40 CFR part 170) and
must be completed in accordance with, and within the deadlines specified in PR
Notices 93-7 and 93-11.  Unless otherwise  specifically directed in this RED,  all
statements required by PR Notices 93-7  and 93-11 are to be on the product label
exactly as instructed in those notices.

       After April 21,  1994, except as otherwise provided in PR Notices 93-7
and 93-11, all products within the scope of those notices must bear WPS PR-
Notice-complying labeling  when they are distributed or sold  by the primary
registrant or any supplementally registered  distributor.

       After October 23,  1995, except as otherwise provided in PR Notices 93-7
and 93-11, all products within the scope of those notices must bear WPS PR-
Notice-complying labeling when they are distributed or sold by any person.

Atrazine-Butylate Combination Products

       The Agency requires  that  the two   restricted  use  butylate-atrazine
combination  products retain the label  precautions  that are currently on these
products due to toxicity  and ground and  surface water concerns  for atxazine
compounds.
                             42

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Personal Protective Equipment, Requirements

       The following personal protective equipment (PPE) labeling is required for
all end-use products:

       "Applicators and other handlers must wear:
       -Long-sleeved  shirt and long pants
       -Chemical-resistant or waterproof gloves (see instructions below)
       -Shoes plus socks"

       The glove statement for butylate is the statement established through the
instructions in Supplement Three of PR Notice 93-7.

       Registrants of  end-use products that contain butylate must compare the
personal protective equipment requirements  set forth in  this  section  to  the
personal protective equipment requirements, if any, on current labeling and retain
the more protective.   For guidance  in  choosing which  requirement is more
protective, see Supplement Three of PR Notice 93-7.

Entry, Restrictions: A  12-hour restricted entry interval (REI) is required for all
uses on all end-use products.  All uses are within the scope of the WPS (see PR
Notice 93-7).  This REI should be inserted into the standardized REI statement
required by PR Notice 93-7.  The personal protective equipment (PPE) for early
entry should be the PPE required for applicators of butylate, except no apron or
respirator (if any is on label) is required and  "coveralls" must be specified for
early-entry workers instead of "long-sleeved shirt and long pants."   This PPE
should be inserted into the standardized early entry PPE statement required by PR
Notice 93-7.

Sole-active ingredient: End-use products that contain butylate must adopt the entry
restrictions set forth in this section. Any conflicting entry restrictions on current
labeling must be removed.

Multiple-active ingredient: End-use products that contain butylate must compare
the entry restrictions set forth in this section to the entry restrictions on current
labeling and retain the more protective.  A specific time-period in hours or days
is considered more protective than "sprays have dried" or "dusts have settled."

       The Environmental Hazard Section is to include:

Granular End-Use Products
"This pesticide is toxic to fish. Do not apply directly to water, or to areas where
surface water is present or to intertidal areas below the mean high-water mark.
                             43

-------
      Runoff may be hazardous to aquatic organisms in neighboring areas.  Do not
      contaminate water when disposing of equipment washwater or rinsate."

      Non-granular EndbUse Products

      "This pesticide is toxic to fish.  Do not apply directly to water, or to areas where
      surface water is present or to intertidal areas below the mean high-water mark.
      Drift and runoff may be hazardous to aquatic organisms in neighboring areas.
      Do not contaminate water when disposing of equipment washwater or rinsate.

C.  Existing Stocks
      Registrants may generally distribute and sell products bearing old labels/labeling
for 26 months from  the date of the issuance of this Reregistration Eligibility Decision
Document (RED), Persons other than the registrant may generally distribute or sell such
products for 50 months from the date of the issuance of this RED.  However,  existing
stocks time frames will be established on a case-by-case basis, depending on the number
of products involved, the number of label changes, and other factors. Refer to "Existing
Stocks of Pesticide Products";   Federal Register. Volume 56, No. 123,
June 26, 1991.

      The  Agency  has  determined  that registrants may  distribute and sell  butylate
products bearing old labels/labeling for 26 months from the date of issuance of this RED.
Persons other than the registrant may distribute or sell such products for 50 months from
the date of the issuance of this RED.
                                    44

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     APPENDIX A
 Table of Use Patterns
Subject to Reregistration
          45

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APPENDIX A - Use patterns subject to reregistration for: CASE 0071, BUTYLATE
SITE
Application Type, Application Timing,
Application Equipment


COM: FIELD OR FORAGE/SILAGE OR POP OR SWEET
Soil incorporated treatment. Preplan! (Fall)
or Postplant or Preemergence, Ground
equipment











Soil incorporated treatment, Preplant or
Postplant or Preemergence, Center pivot
irrigation



Soil incorporated treatment, Postplant,
Ground equipment






Soil incorporated treatment, Preplant,
Ground equipment








Maximum
Application
Rate



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SITE
Application Type, Application Timing,
Application Equipment


CORN: FIELD OR FORAGE/SILAGE OR POP OR SWEET
Soil injection treatment. At planting or
Preplant, Soil injector equipment





Maximum
Application
Rate



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           APPENDIX B
Table of the Generic Data Requirements
     and Studies Used to Make the
        Reregistration Decision
                 46

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                              GUIDE TO APPENDIX B
       Appendix B contains listings of data requirements which support the reregistration for
the pesticide butylate covered by this Reregistration Eligibility Decision. It contains generic data
requirements that apply to butylate in all products, including data requirements for which a
"typical formulation" is the test substance.

       The data table is organized in the following format:

       1.     Data Requirement (Column 1).  The data requirements are listed in the order in
             which they appear in 40 CFR, Part 158.  The reference numbers accompanying
             each test refer to the test protocols set  in the Pesticide Assessment Guidelines,
             which are available from the National Technical Information Service, 5285 Port
             Royal Road, Springfield,  VA 22161  (703) 487 - 4650.

       2,     Use Pattern (Column 2).   This column indicates the use patterns for which the
             data requirements apply. The following letter designations are used for the given
             use patterns:

                    A     Terrestrial food
                    B     Terrestrial feed
                    C     Terrestrial non-food
                    D     Aquatic food
                    E     Aquatic non-food outdoor
                    F     Aquatic non-food industrial
                    G     Aquatic non-food residential
                    H     Greenhouse food
                    I      Greenhouse non-food
                    J      Forestry
                    K     Residential
                    L     Indoor food
                    M    Indoor non-food
                    N     Indoor medical
                    O     Indoor residential

       3.     Bibliographic citation (Column 3).  If the Agency has acceptable data in its files,
             this column lists the identifying number of  each study.  This normally is the
             Master Record Identification (MRID) number, but may be a "GS" number if no
             MRID number has  been assigned.  Refer to the Bibliography appendix for a
             complete citation of the study.
                                          47

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                                        APPENDIX  B
               Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
                                   USE PATTERN
               CITATION
PRODUCT CHEMISTRY
61-1         Chemical Identity
61-2
61-3
62-1
62-2
62-3

63-2
63-3
63-4
63-6
63-7
63-8
63-9
Start. Mat. & Mnfg. Process
Formation of Impurities
Preliminary Analysis
Certification of Limits
Analytical Method

Color
Physical State
Odor
Boiling Point
Density
Solubility
Vapor Pressure
ALL

ALL
ALL
ALL
ALL
ALL

ALL
ALL
ALL
ALL
ALL
ALL
ALL
00020545, 00026325, 00043679, 00063484,
42123902, 42764702
00063484, 42123901, 42764701
00063484, 42123901, 42764701
00063484, 42123902, 42764702, DATA GAP
00063484, 42123902, 42764702
00023535, 00025676, 00064183, 05018944,
42123902, GS-0071-001, GS-0071-006,
42764702
00026324, 00063484, 42182201
00020535, 00026324, 00063484, 42182201
00063484, 42182201
00063484, 42182201
00021822, 00063484, 42182201
00063484, 42182201
00063484, 42182201
                                                 48

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                                       APPENDIX B
              Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
                                  USE PATTERN
              CITATION
63-11
63-12
63-13
63-14
63-15
63-16
63-17
63-18
63-20
Octanoiy Water Partition
pH
Stability
Oxidizing/Reducing Action
Flammability
Explodability
Storage Stability
Viscosity
Corrosion Characteristics
ALL
ALL
ALL
ALL
ALL
ALL
ALL
ALL
ALL
42182201
00026324, 00063484, 42182201
00063484, 42182201
42182201
42182201
42182201
42182201
42182201
42182201
                                               49

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                                        APPENDIX B
               Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
                                               USE PATTERN
                                                                 CITATION
ECOLOGICAL EFFECTS
71-1A
71-2A
71-2B
72-1A

72-1B
72-1C
72-1D
72-2A
72-3A

72-4A
123-1A

123-1B
123-2
             Acute Avian Oral-Quail/Duck
             Avian Dietary (LCSO) - Quail
             Avian Dietary (LC^) - Duck
             Fish Acute (LCso) - Bluegill
             (TGAI)
             Fish Acute (LCSO) - Bluegill (TEP)
             Fish Acute (LCg,) - Trout (TGAI)
             Fish Acute (LCSO) - Trout (TEP)
             Aquatic Invertebrate
             Estuarine/marine toxicity
             fish
             Fish Early Lifestage
             Seed germination and seedling
             emergence
             Vegetative Vigor
             Aquatic Plant Growth
AB
AB
AB
AB

AB
AB
AB
AB
AB

AB
AB

AB
AB
00025060, GS-071-002
00021835, 00131300
00020530, 00131299
00149318, 40098001

00021835, 00020532
00149319, 40098001
00021835, 00020532
00021841, 05001497
42214301

42214302, 42773601
42123909 DATA GAP

42123904 DATA GAP
42123910, 42123911, 42123912, 42123913,
42123914, DATA GAP
                                                 50

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                                 APPENDIX B
            Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT                           USE PATTERN      CITATION

141-1       Honey bee acute contact LDS()            AB          00036935
                                        51

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                                        APPENDIX  B
               Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
                                   USE PATTERN
              CITATION
TOXICOLOGY
81-1
81-2
81-3
81-4
81-5

81-6
81-8
82-1A
82-1B
82-2
82-5B
83-1A
83-1B
83-2A
Acute Oral Toxicity - Rat
Acute Dermal Toxicity
Acute Inhalation - Rat
Primary Eye Irritation - Rabbit
Primary Dermal Irritation -
Rabbit
Dermal Sensitization
Acute Neurotoxicity
90-Day  Feeding - Rodent
90-Day  Feeding - Non-rodent
21-Day  Derraal-Rabbit/Rat
90-Day  Neurotoxicity - Mammal
Chronic Toxicity - Rodent
Chronic Toxicity - Non-rodent
Oncogenicity - Rat
AB
AB
AB
AB
AB

AB
AB
AB
AB
AB
AB
AB
AB
AB
00063486, 00149316
00063486, 00149316
00063488, 42389401
00063487
00063487, 00149316

42123903
DATA GAP
Satisfied by 2 year rat study (00125678)
Satisfied by 1 year dog study (40389101)
00026312
WAIVER DENIED, DATA GAP
00035844, 00125678
40389101
00125678
                                                52

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                                       APPENDIX B
               Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
                                  USE PATTERN
              CITATION
83-2B
83-3A
83-3B
83-4
84-2A
84-2B

84-4
85-1
Oncogenicity - Mouse
Developmental Toxicity - Rat
Developmental Toxicity - Rabbit
2-Generatiou Reproduction - Rat
Gene Mutation
Structural Chromosomal
Aberration
Other Genotoxic Effects
General Metabolism
AB
AB
AB
AB
AB
AB

AB
AB
00035844
00131032
40389102
00160548
00149317, 00162707
00162709

00162710, 00162708
00043680, 00043681, 00043682, 41197301
129397, 129398
                                               53

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                                       APPENDIX B
               Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
                                  USE PATTERN
             CITATION
ENVIRONMENTAL FATE
161-1        Hydrolysis
161-2        Photodcgradation - Water
161-3        Photodegradation- Soil
162-1        Aerobic Soil Metabolism
162-2        Anaerobic Soil Metabolism
163-1        Leaching/Adsorption/Desorption
163-2
164-1
165-4
Laboratory Volatility
Terrestrial Field Dissipation
Fish Accumulation
AB
AB
AB
AB
AB
AB

AB

AB

AB
40389111
40389111
42123905
00026320, 00043683, 00043684, 41812201
00043684, 41812201
00027139, 00027140, 00043683, 41812202
DATA GAP
00043683, 42123906

00021848, 00023814, 41812203, 41812204
DATA GAP
00020535, 40657401, 40843901
                                               54

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                    APPENDIX B
Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
RESIDUE
165-1
165-2
171-4A

171-4B
171-4
C/D


171-4E
171-4K









CHEMISTRY
Confined Rotational Crop
Field Rotational Crop
Nature of Residue - Plants

Nature of Residue - Animals
Residue Analytical Method
Plant and Animal


Storage Stability
Magnitude of the Residue
-Corn grain (field, pop, and
sweet)







USE PATTERN CITATION

AB 42694001
AB WAIVED
AB 00020555, 00020558, 00021594, 00021781,
00021822, 00021849, 00129398
AB
AB 00022848, 00023535, 00024324, 00024776,
00025676, 00063485, 00064183, 00068699,
00074451, 05002372, 05010440, 05013158,
05018944, 42126302, PP#7F0621
AB 41812205 - DATA GAP
AB 00020547, 00020548, 00020564, 00021749,
00021751, 00021753, 00021755, 00021759,
00021766, 00021769, 00021783, 00021784,
00021787, 00021794, 00021803, 00021856,
00022846, 00023534, 00023727, 00023816,
00023817, 00023818, 00023819, 00024775,
00026259, 00026260, 00026315, 00026316,
00026974, 00035840, 00037762, 00041699,
00090889, 00093145, 00093221, 00093222,
00098255, 00109470, 00117892
                          55

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                   APPENDIX B
Data Supporting Guideline Requirements for the Reregistration of Butylate
REQUIREMENT
-Corn forage and fodder









171-41

EXPOSURE
201-1
202-1
231
232









Magnitude of the Residue in
processed food/feed

Droplet Size Spectrum
Drift Field Evaluation
Estimation of Dermal Exposure
Estimation of Inhalation Exposure
USE PATTERN CITATION
AB 00020547, 00020564, 00021749, 00021751,
00021753, 00021755, 00021759, 00021766,
00021769, 00021783, 00021784, 00021787,
00021803, 00021856, 00022846, 00023534,
00023727, 00023816, 00023817, 00023818,
00023819, 00024775, 00026259, 00026260,
00026315, 00026316, 00026974, 00035840,
00037762, 00041699, 00090889, 00093145,
00093221, 00093222, 00098255, 00109470,
00117892, 42406401
AB 42126301, 42448701


AB DATA GAP
AB DATA GAP
AB WAIVED
AB WAIVED
                         56

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               APPENDIX C
             BIBLIOGRAPHY
Citations Considered to be Part of the Data Base
          Supporting Reregistration
                    57

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                              GUIDE TO APPENDIX C


1.      CONTENTS OF BIBLIOGRAPHY. This bibliography contains citations of all studies
       considered relevant by EPA in arriving at the positions and conclusions stated elsewhere
       in  this  Reregistration  Eligibility Decision.    Primary sources for  studies in  this
       bibliography have been the body of data submitted to EPA and its predecessor agencies
       in  support  of past regulatory decisions.   Selections  from other  sources  including
       published literature, in those instances where they have been considered,  are included.

2.      UNITS OF ENTRY.  The unit of entry in this bibliography is called a "study".  In the
       case of published  materials, this corresponds  closely  to an article.  In the case of
       unpublished  materials submitted  to  the  Agency, the Agency  has  sought to identify
       documents at a level parallel to  the published article from  within the typically larger
       volumes in which they were submitted. The resulting "studies" generally have a distinct
       title (or at least a single subject), can stand alone for  purposes of review and can be
       described with a conventional bibliographic citation. The Agency has also attempted to
       unite basic documents and commentaries upon them, treating them as a single study.

3.      IDENTIFICATION OF ENTRIES.    The entries in this bibliography are  sorted
       numerically  by Master Record Identifier, or "MRID Number".   This number is unique
       to  the citation, and should be used whenever a specific reference is required.  It is not
       related to the six-digit "Accession Number" which has been used to identify volumes of
       submitted studies (see paragraph 4(d)(4) below for further explanation). In a few cases,
       entries added to the bibliography  late in the review may be preceded by a  nine character
       temporary identifying number which is also to be used whenever specific  reference is
       needed.

4.     FORM OF  ENTRY.  In addition to the Master Record Identifier (MRID), each entry
       consists of a citation containing standard elements followed,  in the case of material
       submitted to EPA, by a description of the earliest known  submission.  Bibliographic
       conventions used reflect the standard of the  American National  Standards Institute
       (ANSI), expanded to provide for certain special needs.

       a.      Author.  Whenever the author could confidently be identified, the Agency has
              chosen to show a personal  author.  When no individual  was identified, the
              Agency has shown a identifiable laboratory or testing facility as the author.
              When no author or laboratory could be identified, the Agency has shown the first
              submitter as the author.


       b.     Document Date.   The date  of the study is taken directly from the document.
              When the date is followed by a question mark, the bibliographer has deduced the
              date from the evidence contained in the document.   When  the date appears as


                                          58

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       (19??), the Agency was unable to determine or estimate the date of the document.

c.      Title.  In some cases, it has been necessary for the Agency bibliographers to
       create or enhance a document title.  Any such editorial insertions are contained
       between square brackets.

d.      Trailing Parentheses,  For studies submitted to the Agency in the past, the trailing
       parentheses include (in  addition to any  self-explanatory text) the  following
       elements describing the earliest known submission:

       (1)    Submission Date.   The date of the earliest  known submission appears
             immediately following the word "received".

       (2)    Administrative Number.   The next element  immediately following the
             word "under" is the registration number, experimental use permit number,
             petition number,  or other administrative  number associated with the
             earliest known submission.

       (3)    Submitter. The third element is the submitter.  When authorship is de-
             faulted to the submitter, this element is omitted,

       (4)    Volume Identification (Accession  Numbers).  The final element in the
             trailing parentheses identifies the EPA accession number  of the volume in
             which the original submission of the  study  appears.   The  six-digit
             accession number follows the symbol "CDL",  which stands for "Company
             Data Library".   This accession  number is in turn  followed by an
             alphabetic suffix which shows the relative position of the study within the
             volume.
                                   59

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                                 BIBLIOGRAPHY
GS-0071-001  Food and Drug Administration, Pesticide Analytical Manual (PAM). Vol. II,
             Section 180.232.

GS-0071-002  Schafer, E.W. (1972) The Acute Oral Toxicity of 369 Pesticidal, Pharmaceutical,
             and Other Chemicals to Wild Birds. Toxicity and Applied Pharmacology, 21:
             315-320.

GS-0071-006  Stauffer Chemical  Company; Correspondence  file  for Pesticide  Petition
             N0.7F0621; DCL:RCB-115142.

00020530     Hall, A.; Henderson, L.; Joiner, R.; et al. (1974) Sutan + 6-E:Safety Evaluation
             by a Five-Day Feeding Test in Mallard [sic] Ducks: T-4644. (Unpublished study
             received Aug 29, 1974 under 476-2132; submitted  by  Stauffer Chemical Co.,
             Richmond, Calif.; CDL:026623-A)

00020532     Bresolin, P. (1975) Toxicology Laboratory Report-T-5433.  (Unpublished study
             received Jan 6,  1976  under 476-2180;  submitted by Stauffer Chemical Co.,
             Richmond, Calif.; CDL:224372-B)

00020535     Stauffer Chemical Company (19??) Chemistry: [Butylate].  (Unpublished study
             received Dec 30, 1965 under unknown admin. no.;CDL:123651-A)

00020545     Stauffer Chemical  Company (19??)  Basic Manufacturing  Process  of Sutan
             Technical.   (Unpublished  study   received  Apr  8,  1976 under  476-2180;
             CDL:224137-A)

00020547     Sweet, R.; UnicM, R.; Johns, R.D.; et  al. (1975) [Summary of Crop Residue
             Data for Sutan + 4-S, Sutan + 4-S/Atrazine and Sutan +4-S/Bladex Tank Mixes
             on Corn]. (Unpublished study received on unknown date under 5E1587; prepared
             in cooperation with Rutgers, the State Univ. of New Jersey, submitted by Stauffer
             Chemical Co., Richmond, Calif.; CDL:097088-C)

00020548     Unger,  M.  (1974)  [Residue  Data on  the  Cross-Linked,  Polyurea-Type
             Encapsulating Polymer].   (Unpublished  study  received Jan 14,1975 under
             5E1587; submitted by Stauffer Chemical  Co., Richmond, Calif.; CDL:097088-C

00020555     Fang,  S.C,  (1969) Thiolcarbamates.   Pages  147-164,  In  Degradation of
             Herbicides.  By P.C. Kearney and D.D.  Kaufman.    New York: ? (Also In
             unpublished  submission received Mar 27, 1972 under unknown admin,  no.;
             submitted by Stauffer Chemical Co., Richmond, Calif.; CDL:120329-C)
                                         60

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00020558     Gray, R.A.; Tomlinson, G.A, (1967)  Metabolism of Radioactive S /z- Ethyl
             diisobutylthiocarbamate (Sutan) in Corn and Rats.  (Unpublished study received
             Mar 27, 1972 under unknown admin, no.; submitted by Stauffer Chemical Co.,
             Richmond, Calif.; CDL:120329-Q)

00020564     Stauffer Chemical Company (1975)  Crop Residue Report: FSDS No. A- 9644.
             (Unpublished study including FSDS  nos. A-9594 and A-9644-1;  received Jan 6,
             1976 under 476-2180; CDL:226295-H)

00021594     Gulf Oil Chemicals Company (1970?) Metabolism of Thiolcarbamates in Plants.
             (Unpublished  study  received  Oct  26,  1971 under  unknown  admin,  no.;
             CDL:127196-Y)

00021749     Arkebauer, W.G.; Carswell, T.;  Morris, W.P.; et al. (1975) Summary of Crop
             Residue Data for Sutan on Soybeans. (Unpublished study received  May 2, 1975
             under  476-2156;  submitted by Stauffer  Chemical Co.,  Richmond,  Calif.;
             CDL:009609-B)

00021751     Nelson, M. (1975) Summary of Crop Residue Data for Sutan + 6.7-E/Bladex
             4-WDS Tank Mix on Com.  (Unpublished study received May 2, 1975 under
             476-2156; prepared  in cooperation with  Shell Chemical  Co., submitted by
             Stauffer Chemical Co., Richmond, Calif.;  CDL:009609-D)

00021753     Owens, F.; Snell, R.; Stewart, N.; et al. (1975) Summary of Crop Residue Data
             for Sutan  + 6.7-E Impregnated  on  Dry Bulk Fertilizers and Applied Pre-plant
             Incorporated on Corn.   (Unpublished study received May  2,  1975  under
             476-2156;   submitted  by   Stauffer   Chemical   Co.,   Richmond,   Calif.;
             CDL:009609-I)

00021755     Burnside,  I. (1975) Crop Residue Report: FSDS No. A-S647. (Unpublished study
             received May 2, 1975 under 476-2156; prepared by Univ. of Nebraska, submitted
             by Stauffer Chemical Co., Richmond,  Calif.;  CDL:009609-K)

00021759     Lott, C.; Freeman, J.F.; Shriver, J.; et al. (1972) Crop Residue Report: FSDS
             No. B-0416.   (Unpublished  study including FSDS  nos. B-0419,  B-0321,
             B-0320..,, received  Jun 2, 1972 under 476-2000; prepared  in cooperation with
             Reid Brothers and others, submitted by Stauffer Chemical Co., Richmond, Calif;
             CDL:003854-B)

00021766     Solether,  W.K.; Sweet, R.; Boldt, P.; et al. (1974) Sutan +:  Summary of
             Residue Trials Employing Broadcast Applications at a Rate of 6 Pounds or Higher
             Actual Sutan Per Acre, Pre-plant Incorporated. (Unpublished study received Apr
             5,  1974 under 476-2132; prepared in cooperation with Univ.  of Illinois  and
             others, submitted by Stauffer Chemical  Co., Richmond, Calif.; CDL:009847-G)
                                        61

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00021781
00021783
00021784
00021769     Freeman, J.F. (1967) Crop Residue Report: FSDS No. 1835. (Unpublished study
             including FSDS nos. A 2110, A 2111 and A 2121, received Jul 31, 1969 under
             476-2049; prepared in cooperation with Univ. of Kentucky, Experimental Farm,
             submitted by Stauffer Chemical Co., Richmond, Calif.; CDL:003883~B)

             Stauffer   Chemical  Company   (1974?)   Plant   Uptake   Studies   with
             [Phenyl-14C]Polyurea  Microencapsulated  Sutan  + ;  Project  No.  038022.
             (Unpublished study received on unknown date under 5E1587; CDL:097088-A)

             Thomas, V.M. (1974?) Plant Uptake-Microencapsulated  Sutan +: Project No.
             038022. (Unpublished study received Jan 14, 1975 under 5E1587; submitted by
             Stauffer Chemical Co., Richmond,  Calif.; CDL:094353-C)

             Staniforth,  D.; Heikes,  G.  (1973)  Supportive Residue Data  for  Bladex(R)
             Herbicide Tank Mix Combination with Sutan(R) Herbicide.  (Unpublished study
             received Jul 11, 1973 under 201-279; prepared in cooperation with Iowa  State
             Univ.  and others,  submitted by  Shell  Chemical  Co., Washington, D.C.;
             CDL:000984-A)

00021787    Illnicki, R.; Brown, R.W. (1964) Crop Residue Report:  FSDS No. 3853.
             (Unpublished study including FSDS nos. 3910 and 3946,  received Jan 17,  1966
             under unknown admin, no., prepared  in Cooperation with Pioneer Hi Bred Seed
             Co., submitted by Stauffer Chemical  Co., Richmond, Calif.; CDL:123637-C)

00021794    Orr, J.P.; Meade,  I.; Cole, ?; et al. (1965) Crop Residue Report: FSDS No.
             A1758. (Unpublished study including FSDS nos. A 1838, A 1932, A 1934,..,
             received  Mar  30,  1966 under  unknown admin, no.,  submitted by Stauffer
             Chemical Co., Richmond, Calif.; CDL:123643-C)

00021803    Holsapple,  G.; Stagge, K.; Gandrud,  D.; et al. (1976) Summary: Sutan +  10-G
             Residue Data.  (Unpublished study  received  Jan  29, 1976 under 476-2001;
             submitted by Stauffer Chemical Co.,  Richmond, Calif.; CDL:223351-A)

00021822    Stauffer Chemical Company (19??) Comparative Plant and Animal Metabolism,
             and  Fish and  Wildlife Toxicity Data for Eptam(R), Sutan(R), Tillam(R) and
             Vernam(R). (Unpublished study received Mar 27, 1972 under unknown admin.
             no.; CDL:120329-A)

00021835    Knott, W.; Beliles, R.P.  (1967) R-1910 and R-1910 6-E Safety Evaluation on
             Fish  and  Wildlife (Bobwhite Quail, Rainbow Trout,  and Bluegffl Sunfish).
             (Unpublished study received Mar 27,  1972 under unknown admin, no.; prepared
             by Woodard Research Corp., submitted by  Stauffer Chemical Co., Richmond,
             Calif.; CDL:120329-T)
                                         62

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00021841     Vilkas, A.G. (1976) Acute Toxicity of Sutan Technical to the Water Flea Daphnia
             magna Straus: AES Proj. # 7602-87.  (Unpublished study received Apr 25, 1978
             under 476-2180; prepared  by Union  Carbide Corp.,  submitted by Stauffer
             Chemical Co., Richmond, Calif.; CDL:233577-A)

00021848     Stauffer Chemical Company (1975) [Soil Residue Data of Sutan Combinations and
             R-25788]: FSDS Nos. A-9229, A-9229-1, A-9229-2, A-10366.  (Unpublished
             study  including  FSDS no. A-8034,  received Jan  6, 1976 under  476-2180;
             CDL:226295-C)

00021849     Bova, D.L.;  DeBaun, J.R. (1975?) Estimation of the Amount of Material
             Extractable  from  the  Encapsulating  Polymer by  Water in  Commercial
             Formulation of Sutan  + Encapsulated:  Project No. 148233. (Unpublished study
             received Jan  6,  1976 under 476-2180; submitted by  Stauffer Chemical Co.,
             Richmond, Calif.;  CDL:226295-E)

00021856     Stauffer Chemical  Company (1978) Crop Residue Report: FSDS No. A-11359.
             (Unpublished study received Apr 25, 1978 under 476-2180; CDL-.233576-H)

00022846     Kyle, J.; Rister,  A.W.; Tiefenthaler, A.; et al. (1978) [Summary of Crop Residue
             Data of Sutan and  Other Chemicals on Corn]. (Unpublished  study received Oct
             10, 1978  under 476-2156;  prepared in cooperation with  Kansas State Univ.,
             Experiment Station, submitted by Stauffer Chemical  Co., Richmond, Calif.;
             CDL:235281-A)

00022848     Patchett,  G.G. (1970?) Determination  of R-25788 Residues in Corn. Undated
             method.  (Unpublished study received Oct 10, 1978  under 476-2156; submitted
             by Stauffer Chemical  Co., Richmond, Calif.; CDL:235281-E)

00023534     Lake, ?;  Shriver,  ?;  Dyson, ?; et al. (1968) Crop Residue Report: FSDS No.
             B-0071.  (Unpublished study including FSDS nos. A-2159, B-0032, A-0450...,
             received  Jul 22,  1968 under  476-2024;  prepared  in cooperation with Crop
             Chemical Testing Service and Univ. of Guelph, submitted by Stauffer Chemical
             Co., Richmond, Calif.; CDL;003868-D)

00023535     Patchett, G.G,; Schwab, G.W. (1967) Sutan  Residue Method for Corn and Corn
             Forage by Gas Chromatography. Undated method RR-67-28. (Unpublished study
             received Jul 22, 1968 under 476-2024; submitted by Stauffer Chemical Co.,
             Richmond, Calif.; CDL:003868-E)

00023727     Dom,  R.W.  (1974) [Compatibility  of Bladex(R) Herbicide with Commercial
             Herbicide and Liquid Fertilizers].  (Unpublished study received Mar 28, 1975
             under  201-281;  submitted by Shell Chemical   Co.,  Washington,  D.C.;
             CDL:009627-A)
                                         63

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00023814     Stauffer Chemical Company (1975) [Residues from Sutan on SoiI]:FSDS Nos.
             A-9229, A-9229-1,  A-9229-2, A-10366.  (Unpublished study including FSDS
             no.A-8034, received Jan 6, 1976 under 476-2180; CDL:224370-B)

00023816     Stauffer Chemical Company (1975) Crop Residue Report: FSDS No, A-9644.
             (Unpublished study received Jan 6, 1976 under 476-2180; CDL:224370-F)
00023817     Stauffer Chemical Company (1975) Crop Residue Report: FSDS No. A-9594.
             (Unpublished study received Jan 6, 1976 under 476-2180; CDL:224370-G)

00023818     Stauffer Chemical Company (1975) Crop Residue Report: FSDS No. A-9644-1.
             (Unpublished study received Jan 6, 1976 under 476-2180; CDL:224370-H)

00023819     Stauffer Chemical Company (1975) Crop Residue Report: FSDS No. A-9644.
             (Unpublished study  received Jan 6, 1976 under 476-2180; CDL:224370-I)

00024324     Adelson, B.J.; O'Sullivan, R.P. (1971) Residue Method for Sutan(R),  Method
             WRC 71-28 dated Apr 1971.  (Unpublished study received Jul 7, 1971 under
             476-2103;   submitted   by  Stauffer  Chemical  Co.,  Richmond,   Calif.;
             CDL:003900-B)

00024775     Hoffman, L.; Doebler, T.; Parson, W.; et al. (1976) Summary: Sutan+-Atrazine
             18-6G: Residue Data. (Unpublished study received Jan 29, 1976 under 476-2103;
             submitted by Stauffer Chemical Co.,  Richmond, Calif.; CDL:223262-A)

00024776     Adelson, B.J.; O'Sullivan, R.P. (1971) Residue Method for Sutan(R).  Method
             WRC 71-28 dated Apr 1971.  (Unpublished study received Jan 29, 1976 under
             476-2103; prepared  by Western Research Center, submitted by Stauffer Chemical
             Co., Richmond, Calif.; CDL:223262-B)

00025060    Fink, R. (1976) Final Report: Acute Oral LD50-Mallard  Duck: Project No.
             144-104.  (Unpublished study received Apr 25, 1978 under 476-2180; prepared
             by Wildlife International, Ltd., submitted by Stauffer Chemical Co., Richmond,
             Calif.; CDL:233577-B)

00025676    Lesh, M.R. (1979)  Determination of Residues of R-33865, EPTC, Butylate and
             R-25788 in Corn.   Method no. RRC 79-33 dated Nov 2, 1979.  (Unpublished
             study received Dec  20, 1979 under 476-EX-96; submitted by Stauffer Chemical
             Co., Richmond, Calif.; CDL: 099167-E)

00026259    Sweet, R.; Ilnicki, R.; Johns, R.D.; et al. (1975) Summary of Crop Residue Data
             for Sutan 4-S on  Corn.  (Unpublished  study  received  Jan 6, 1976 under
             476-2180; prepared in cooperation with Rutgers, The State Univ. of New Jersey
             and  others,  submitted  by  Stauffer  Chemical  Co.,  Richmond,  Calif.;
             CDL:224369-B)
                                         64

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00026260    Dowler, C.; Moyer, R.; Kolwaite, R.; et al. (1975) Summary of Crop Residue
            Data  for  Sutan  4-S/Atrazine and  Sutan  4-S/Bladex  Tank Mixes  on Corn.
            (Unpublished study received Jan 6, 1976 under 476-2180; prepared in cooperation
            with Agrico Chemical  Co., submitted by Stauffer Chemical Co., Richmond,
            Calif.; CDL:224369-C)

00026307    Horton, RJ. (1966) R-1910, Tech.: Acute Oral LD50-Rats: Technical Report
            T-164,  (Unpublished study received Aug 17, 1967 under 7F0621;  submitted by
            Stauffer Chemical Co., Richmond, Calif.;  CDL:090S12-B)

00026312    Woodard, M.W.; Woodard,  G.; Cornin, M.T.I. (1967) R-1910 6-E Subacute
            Dermal Toxicity: 21-Day Experiment with Rabbits.  (Unpublished study received
            Aug 17,  1967 under 7F0621; prepared by Woodard Research Corp., submitted
            by Stauffer Chemical Co., Richmond, Calif.; CDL:090812-H)

00026314    Woodard,  M.W.; Woodard,  G.;  Cronin, M.T.L  (1967) R-1910;  Safety
            Evaluation by  Dietary  Feeding to  Dogs for 16 Weeks.  (Unpublished  study
            received  Aug 17, 1967 under 7F0621; prepared by Woodard Research Corp.,
            submitted by Stauffer Chemical Co., Richmond, Calif.; CDL:090812-J)

00026315    Stauffer Chemical Company (1967) Summary: [Sutan].  Summary of studies
            090S12-M thru 090812-R.  (Unpublished  study received Aug  17, 1967 under
            7F0621;  CDL:090812-L)

00026316    Brown, R.W.; Raleigh, S.M.; Noll, C.J.; et al. (1967) Corn Residue Studies.
            (Unpublished  study  received  Aug 17,  1967 under  7F0621;  prepared  in
            cooperation  with  Pennsylvania State Univ. and others, submitted by Stauffer
            Chemical Co., Richmond, Calif.; CDL:090812-M)

00026320    Gray,  R.A.; Weierich, A.J. (1966?) Behavior and Persistence of  S  Ethyl
            diisobutylthiocarbamate (Sutan) in Soils.  (Unpublished study received Aug 17,
             1967 under 7F0621; submitted by  Stauffer Chemical Co., Richmond, Calif.;
            CDL:090812-R)

00026324    Stauffer Chemical Company (19??) Sutan(R): Chemical and Physical Properties.
            (Unpublished study received Jun 26, 1967 under 7F0621; CDL:092915-C)

00026325    Smith, W.J.;  Below, J.F. (1967)  The Analysis  of Technical Sutan and Its
            Formulations:  Report  No.  RR-67-27.    Rev.     Three  undated  methods.
            (Unpublished study received Jun 26, 1967 under 7F0621;CDL:092915-D)

00026974     Jongeling, C.; Henrickson, A.; Vecker, E.; et al. (1971) Sutan/Atrazine Residue
            Studies.  (Unpublished study received Jul 7,  1971 under 476-2103; prepared in
                                        65

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             cooperation with Gandy Co. and others, submitted by Stauffer Chemical Co.,
             Richmond, Calif.;CDL:003900-A)

00027139    Weidner, C.W.  (1974) Degradation in Groundwater and Mobility of Herbicides.
             Master's thesis, Univ. of Nebraska, Dept,  of Agronomy.  (Unpublished study
             received  Jul  19,  1978 under  201-403;  submitted by  Shell  Chemical Co.,
             Washington, D.C.; CDL:234472-O)

00027140    Lavy, T.L.  (1974) Mobility  and Deactivation of Herbicides in  Soil-Water
             Systems: Project A-024-NEB.  (Available from: National Technical Information
             Service, Springfield, VA: PB-238 632; unpublished study received Jul 19, 1978
             under 201-403; prepared  by Univ. of Nebraska, Water Resources  Research
             Institute, submitted by Shell Chemical Co., Washington, D.C.; CDL:234472-P)

00035840    O'Sullivan, R.; Lett, C.; Mortenson, J.X.; et al. (1979)  Sutan+6.7-E, Sutan+
             6.7-E/Atrazine,  Sutan+  6.7-E/Bladex  Center  Pivot  Sprinkler Application:
             Summary of Crop Residue Data on Com. (Unpublished study received Oct 10,
             1979 under 476-2156; prepared in cooperation with Reid Brothers and Univ. of
             Nebraska,  submitted by  Stauffer Chemical  Co.,  Richmond, Calif.; CDL:
             241117-A)

00035843    Trutter, J.A.; Lemen, J.; Howard, DJ.; et al. (1978) 56-Week Feeding Study in
             Rats:  [Sutan Technical]: Project No. 132-135. Final rept  (Unpublished study
             including letter, submitter summary, dated Jan 17, 1979 from D.R. Saunders to
             P.P.  Smith,  received Sep 26, 1979 under 476-2156;  prepared by Hazelton
             laboratories American, Inc., submitted by Stauffer Chemical Co., Richmond,
             Calif.; CDL:241309-A)

00035844    Goldenthal, E.I.; Gunderson, G. (1979) Lifetime Oral Study in Mice: IRDC No.
             153-008.  (Unpublished study received Sep 26, 1979 under 476-2156; prepared
             by  International Research  and Development Corp.,  submitted  by  Stauffer
             Chemical Co., Richmond, Calif.; CDL:241038-A)

00036935    Atkins, E.L.;  Greywood, E.A.;  and  MacDonald, R.L. (1975) Toxicity of
             Pesticides and other agricultural chemicals to  honey bees. laboratory studies.
             Univ. of Calif., Div. Agric. Sci.  Leaflet 2287. 38 pp.

00037762    Hoffman, L.; Doebler, T.; Parson, W.; et al. (1976) Summary  of Crop Residue
             Data for Sutan-HAtrazine 18:6-G on Corn. Unpublished study  received Jan 29,
              1976 under 476-2103; prepared in cooperation with Rutgers, The State Univ. of
             New Jersey Crop Science Dept., submitted by Stauffer Chemical Co., Richmond,
             Calif.; CDL:224607-B)
                                          66

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00041699     Marxmiller, R.L.; O'SuIlivan, R.; Lesh, M.; et al. (1980) [Residue Study:
             Various Herbicides on Corn],  (Unpublished study received Aug 28, 1980 under
             476-2156; prepared  in  cooperation with Shell Chemical  and  Agri-Research
             Associates,  Inc., submitted by  Stauffer Chemical Co.,  Richmond,  Calif.;
             CDL:243177-E)

00043679     Stauffer Chemical Company (19??) Typical Purity  Impurity Levels for Sutan.
             (Unpublished study received Oct 17, 1980 under 4762156; CDL:243514-A)

00043680     Thomas,  D.B.;  Miaullis, J.B.;  Vispetto, A.R.;  et al.  (1979) Metabolism of
             [Isobutyl-14C]Sutan in the Rat: Balance and Tissue Residue Study: MRC-B-97;
             MRC-79-12.   (Unpublished study received  Oct  17,  1980 under 476-2156;
             submitted by Stauffer Chemical Co., Richmond, Calif.; CDL:243514-B)
00043681     Bova,  D.L.;  DeBaun,  J.R.; Petersen,  J.C.; et  al.  (1978)  Metabolism  of
             [Ethyl-14C]Sutan in  the  Rat:   Balance  and  Tissue  Residue:  MRC-B-77;
             MRC-78-03.   (Unpublished study received  Oct  17,  1980 under 476-2156;
             submitted by Stauffer Chemical Co., Richmond, Calif.; CDL:243514-C)

00043682     Thomas,  D.L.B.;  Petersen, J.C.;  DeBaun,  J.R.  (1980)  Metabolism  of
             [l-14C-Ethyl]Sutan in the Rat: Urinary Metabolite Identification: MRC-B-106;
             MRC-80-05.   (Unpublished study received  Oct  17,  1980 under 476-2156;
             submitted by Stauffer Chemical Co., Richmond, Calif.; CDL:243514-D)

00043683     Thomas, V.M.; Holt, C.L. (1979) Behavior  of Sutan(R) in the  Environment:
             MRC-B-76; MRC-78-02. Rev. (Unpublished study received Oct 17, 1980 under
             476-2156;  submitted  by  Stauffer  Chemical   Co.,   Richmond,   Calif.;
             CDL:243514-E)

00043684     Thomas, V.M.;  Holt, C.L.; Bussi, P. A. (1978?) Anaerobic Soil Metabolism of
             Sutan(R)  Selective  Herbicide: MRC-B-98; MRC-79-13. (Unpublished  study
             received Oct 17, 1980 under 476-2156;  submitted  by Stauffer Chemical Co.,
             Richmond, Calif.; CDL:243514-F)

00063484     PPG Industries,  Incorporated (19??) [Chemical Studies on Butylate].
             (Unpublished study received Apr 6, 1981 under 748-231; CDL:
             244788-A)

00063485     PPG Industries,  Incorporated (1975) Analytical Method for Formulated Product:
             Determination of Butylate by High Pressure Liquid Chromatography.  Method
             Butylate EPA-2  (Tentative) dated July  1975.  (Unpublished study received Apr
             6, 1981 under 748-231;  CDL:244788-B)

00063486     Thompson, G.W.;  Madison, W.A.;  Glaza,  S.;  et al. (1979)  Acute Oral
             Toxicity-Method, Summary, Pathology;  Raw Data Attached: Laboratory No.
                                         67

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            744849. (Unpublished study, including submitter summary, received Apr 6, 1981
            under 748-231; prepared by Raltech Scientific Services, Inc., submitted by PPG
            Industries, Inc., Barberton, Ohio; CDL:244788-C)

00063487    Raltech Scientific Services, Incorporated (1979) Acute Oral  Toxicity-Method,
            Summary, Pathology;  Acute Dermal Toxicity-Method,  Summary, Pathology;
            Primary Eye Irritation-Method, Summary; Primary Dermal Irritation-Method,
            Summary; Raw Data Attached: Laboratory No. 733422.  (Unpublished study
            received  Apr 6,  1981 under 748-231; submitted by PPG Industries,  Inc.,
            Barberton, Ohio; CDL:244788-D)

00063488    Freeman, J.J.; Salem, H, (1980) Acute Inhalation Toxicity in Rats: Study #0334.
            (Unpublished study  received Apr  6,  1981  under 748-231;  prepared  by
            Cosmopolitan Safety Evaluation, Inc., submitted by PPG Industries,  Inc.,
            Barberton, Ohio; CDL:244788-E)

00064183    Dorman, D.C.   (1976) Determination  of Residues of R-29148,  Eptam(R),
            Sutan(R),  and  Vernam(R)  in  Corn  and  R-29148  in  Soybeans  by  Gas
            Chromatography. Method no. RRC 76-40 dated Sep 30, 1976.  (Unpublished
            study received Mar 31, 1981 under 100-597; prepared  by Stauffer Chemical Co.,
            submitted by Ciba-Geigy Corp., Greensboro, N.C.; CDL:099988-D)

00068699    Rummens,   F.H.A.;  Louman,  FJ.A. (1970)  Proton magnetic  resonance
            spectroscopy of thiocarbamate herbicides.  Journal  of Agricultural  and Food
            Chemistry 18(6): 1161-1164.  (Also In unpublished submission received Jun 23,
             1977 under 476-2182; submitted by Stauffer Chemical Co., Richmond,  Calif.;
            CDL:230714-E)

00074451    Lesh, M.R. (1979) Determination of Residues of R-33865, EPTC,Butylate and
            R-25788 in Corn.  Method no. RRC 79-33 dated Nov-2, 1979.  (Unpublished
             study received May 27, 1981 under 1F2456; submitted by Stauffer Chemical Co.,
            Richmond, Calif.; CDL:070113-C)

00090889      Stauffer  Chemical  Company  (1977)   [Corn  Residues  Data:   Fonofos].
             (Compilation;  unpublished study  received  Oct  10,  1979  under 4762056;
             CDL:241112-H)

00093145     Stauffer Chemical Company (1968) [Crop Residue Reports: Sutan +Atrazine in
             Corn].  (Compilation; unpublished study, including FSDS nos. B-0053, B-0989,
             B-0181..., received Nov 17, 1970 under 476-2024; CDL:018022-A)

00093221     Stauffer Chemical Company (1980)  [Tank mixes of Sutan, Aatrex,Bladex and
             Various Combinations Used in Fertilizers].   (Compilation;  unpublished study
             received Aug 28, 1980 under 476-2156; CDL:243117-C)
                                        68

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00093222     Stauffer Chemical Company (1968) [Residues of Sutan and Atrazine in Corn].
             (Compilation;  unpublished  study, including FSDS  nos. B-0053,  B-0989,
             B-0181..., received Nov 17, 1970 under 476-2024; CDL:018022-A)

00098255     PPG Industries, Incorporated (1982) Residue Studies with PPG-1292 in Corn to
             Description of the Analytical Method.  Includes method dated Mar 29, 1982.
             Compilation;  unpublished  study received  Apr  5,  1982  under  2F2666;
             CDL:070756-B)

00109470     Stauffer Chemical Co. (1982) The results of Tests on the Amount and Nature of
             the Residue, and Analytical Methodology: R-33865.  (Compilation; unpublished
             study received Aug 11, 1982 under 2E2742; CDL:07I031-B) 00117892 Stauffer
             Chemical Co. (1972) The Results of Tests on the Amount  of the Residue, and
             Analytical  Methodology:  [N,N-Diallyl  Dichloroacetamide].    (Compilation;
             unpublished study received Oct 4, 1972 under 2E1273; CDL:091805-A)

00125678     Auletta, C.;  Hogan, G.;  McCandless, J.;  et al. (1982)  A  Two Year Oral
             Toxicity/Carcinogenicity Study of R-1910 in Rats: Project No. 78-2169; T-6515.
             Final rept.  (Unpublished study received Jan 28,  1983 under 476-2156; prepared
             by Bio/dynamics, Inc., submitted by  Stauffer Chemical Co.,  Richmond, CA;
             CDL:249390-A;  249391; 249392; 249393; 249394; 249395; 249396; 249397;
             249398; 249399; 249400; 249401; 249402; 249403)

00129397     Ross,  J.;  Bova-Thomas,   D.;   Osuna,  J.;  et  al.  (1983)  Metabolism  of
             [l-IsobutyH4C] Sutan in the Rat: Urinary Metabolite Identification: PMS-108.
             (Unpublished study received July 5, 1983 under 476-2156; submitted by Stauffer
             Chemical Co., Richmond,  CA; CDL:250645-A)

00129398     Ross, J.; Bova-Thomas, D.;  Baumgardner, M.; et al. (1983) Metabolism of
             [l-Isobutyl-14C]  Sutan in  Corn: PMS-127; MRC-83-02.  (Unpublished study
             received July 5,  1983 under 476-2156; submitted by Stauffer Chemical Co.,
             Richmond,  CA; CDL:250645-B)

00131032     Downs, J.;  Greci, L.; Zwicker, G.; et al. (1983) A Teratology Study in CD Rats
             with Sutan Technical T-11713. (Unpublished study received Sep 9, 1983 under
             476-2000; submitted by Stauffer Chemical Co., Richmond, CA; CDL:251187-A)

00131299     Beavers, J.; Jaber, M.; Joiner, G.; et al. (1983) A Dietary LC50 in the Mallard
             with Butylate: Project No. 145-117. Final rept. (Unpublished study received Oct
             3, 1983 under 748-236; prepared  by Wildlife International, Ltd., submitted by
             PPG Industries,Inc., Barberton, OH; CDL:251472-A)

00131300     Beavers, J.; Jaber, M.; Joiner, G.; et al. (1983) A Dietary LC50 in the Bobwhite
             with Butylate: Project No. 145-116. Final rept. (Unpublished study received Oct
                                        69

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00149316
00149317
00149318
00149319
00160548
00162707
 00162708
 00162709
 00162710
 05001497
3, 1983 under 748-236; prepared by Wildlife International, Ltd.,  submitted by
PPG Industries, Inc., Barberton, OH; CDL:251472-B)

Sprague, G. (1980) Acute Delayed Neurotoxicity Study with Technical Sutan in
Adult Hens:  Report No.  T-6801.   Unpublished study prepared by Stauffer
Chemical Co,  56 p.

Jagannath,  D.  (1977) Mutagenicity Evaluation of Sutan  Tech GGC-0301: Final
Report: LBI Project No. 20838. Unpublished study prepared by Litton Bionetics,
Inc. 11 p.

McAllister, W.; Cohle, P. (1984) Acute Toxicity of Sutan Technical to Bluegill
Sunfish  (Lepomis  macrochirus):  Static  Acute  Toxicity Report # 31564.
Unpublished study prepared by Analytical Biochemistry Laboratories, Inc.  52
P-

McAllister, W.; Cohle, P. (1984) Acute Toxicity of Sutan Technical to Rainbow
Trout (Salmo  gairdneri):  Static Acute Toxicity Report  # 31565.  Unpublished
study prepared by Analytical Bio-Chemistry Laboratories, Inc. 53 p.

Minor, J.  (1986) A Two-generation Reproduction Study in Rats with  Sutan:
T-l 1940.  Unpublished study prepared by Stauffer Chemical Co.  1290 p.

Majeska, J.  (1985)  Sutan Technical: Mutagenicity  Evaluation  in Salmonella
typhimurium:  Report No. T-12684.   Unpublished study prepared by Stauffer
Chemical Co. 17 p.

Majeska,  J.  (1986)  Sutan Technical:  Mutagenicity   Evaluation in  Mouse
Lymphoma Multiple Endpoint Test:  Forward  Mutation  Assay: Report No.
T-12685.  Unpublished study prepared by Stauffer Chemical Co.  26 p.

Majeska,  J.  (1986)  Sutan  Technical:  Mutagenicity   Evaluation in  Mouse
Lymphoma Multiple  Endpoint Test: Cytogenetic Assay:Report No.  T-12686.
Unpublished study prepared  by Stauffer Chemical Co.  19 p.

Majeska, J, (1985) Sutan Technical: Morphological Transformation of BALB/3T3
 Cells: Report No. T-12687. Unpublished study prepared by  Stauffer Chemical
 Co. 12 p.

 Sanders, H.O. (1970) Toxicities of some herbicides to  six species of freshwater
 crustaceans.  Journal of the Water Pollution Control Federation 42(8): 1544-1550.
                                          70

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05002372    Keith, L.H.;   Alford, A.L.  (1970) The high resolution NMR  spectra of
             pesticides, m, The Carbamates. Journal of the Association of Official Analytical
             Chemists 53(1): 157-179.

05010440    Sparacino, C.M.; Mines, J.W. (1976) High-performance Liquid Chromatography
             of Carbamate Pesticides. Journal of Chromatographic Science 14(12):549-556.

05013158    Greenhalgh,  R.;  Cocchrane,  W.P.  (1974)  Optimisation  of  the  sulphur
             phosphorous emission detector and comparision with the electrolytic conductivity
             detector to some sulphur-containing insecticides and herbicides.  International
             Journal of Environmental Analytical Chemistry 3(3):213-228

05018944    Hall, R.C.; Harris, D.E.  (1979) Direct  gas chromatographic determination of
             carbamate pesticides using Carbowax 20M-modified supports and the electrolytic
             conductivity detector. Journal of Chromatography 169(l):245-259.

40098001    Mayer, F.: Ellersieck, M. (1986) Manual of Acute Toxicity:    Interpretation
             and Data Base 410 Chemicals and 66 Species of Freshwater Animals.  US Fish
             and Wildlife Service; Resource Publication 160): 579 p.

40389101    Daly, I. (1987) A Twelve Month Oral Toxicity S tudy of Sutan Technical in Dogs:
             Project No.  85-2991:  Final Report.     Unpublished  study  prepared  by
             Bio/dynamics, Inc.  494 p.

40389102    Wilczynski, S. (1987) A  Teratology Study in Rabbits with Sutan  Technical:
             T-12999: Final Report.  Unpublished study prepared by Stauffer Chemical Co.
             187 p.

40389111    Lee, K. (1987) Butylate-Hydrolysis and Aqueous Photolysis Studies: Laboratory
             Project ID: RRC 87-101. Unpublished study prepared by Stauffer Chemical Co.,
             Richmond Research Center.  72 p.

40657401    Forbis, A. (1987) Uptake,  Depuration and Bioconcentration of[Carbon 14]-Sutan
             to Bluegill Sunfish (Lepomis macrochirus):Final Report #35817: Project* 140880.
             Unpublished study prepared by Analytical Bio-Chemistry Laboratories, Inc.  38
             P-

40843901    Halls, T.;  Heitkamp, J.  (1988) The Metabolism of [Carbon  14]-Butylate in
             Bluegill Sunfish (Lepomis macrochirus): Final  Report  #36391.  Unpublished
             study prepared by Analytical Bio-Chemistry Laboratories, Inc. 35p.

41197301    Peffer, R.;  Campbell, D. (1988)  Sutan Metabolism Study  in  Rats:Final
             Report:!-12977.  Unpublished study prepared  by Environmental Health Center,
             Ciba-Geigy.  260 p.
                                          71

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41812201     McBain, B. (19 89) Sutan (Butylate) Aerobic and Anaerobic Soil Metabolism: Lab
             Project Number: PMS-298/299:  WRC-89-219.  Unpublished  study prepared by
             ICI Americas Inc.  71 p.

41812202     Yeh, S. (1987) Butylate Batch Equilibrium (Adsorption/Desorption) in Four Soils:
             Lab Project Number: PMS-274: MRC 87-30.  Unpublished study prepared by ICI
             Americas Inc. 42 p.

41812203     Wyatt, N.; Higgle, B.; Hoag, R.  (1989) Sutan 6. 7-E Field Dissipation Study for
             Terrestrial Food Crop Uses Butylate,  California 1988:  Lab Project Number:
             SUTA-88-SD-01: US02-88-103.  Unpublished study prepared by ICI Americas
             Inc.  180 p.

41812204     McKay, J. (1989) Sutan 6.7-E Field Dissipation Study for Terrestrial Food Crop
             Uses  Butylate,  California  1987-1988:  Lab  Project  Number:  RR  89-031B.
             Unpublished study prepared by ICI Americas  Inc.  196 p.

41812205     Mckay,  J.  (1989) Butylate-Storage  Stability  Study:  Crops  and Soil  Storage
             Stability Validation for Butylate  in Raw Agriculture Commodities and Soil: Lab
             Project Number: WRC 89-17.  Unpublished by prepared by ICI Americas Inc.
             78 p.

42123901     Javdani,  K.;  Abbay,  G.  (1991) Description  of Beginning  Materials  and
             Manufacturing Process and Discussion of the Formation of Impurities for Sutan:
             Lab Project Number: RR 91-087B. Unpublished study prepared by ICI Americas
             Inc., Western Research Ctr. 42 p.

42123902     Abbay,  G.  (1991) Analysis and Certification of Product Ingredients in Sutan
             Selective Herbicide: Lab Project  Number: APP-0011: RR  91-061B.  Unpublished
             study prepared by ICI Americas Inc., Western Research  Ctr.  117 p.

42123903     Rattray, N.; Leah, A. (1991) Butylate: Skin Sensitization to the Guinea Pig: Lab
             Project Number: CTL/P3422: GG 5290, GG  5250. Unpublished study prepared
             by ICI (Macclesfield,  UK). 24  p,

42123904    Canning, L.; Farmer, D. (1991)  Butylate: A Glasshouse Study of Post Emergence
             Effects of the Formulation Sutan +6.7 E on Terrestrial Non-Target Plants: Lab
             Project  Number:  90JH196:  RJ0868B. Unpublished study  prepared by ICI
             Agrochemicals, Jealotts Hill (UK). 58 p.

42123905    Haag, W.; Mill, T. (1988) Photolysis of Butylate on Soil: Lab Project Number:
             SRI 5915-1: ICI ENV-008.  Unpublished study prepared by  Americas, Inc.
             34 p.
                                         72

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42123906    McGahen, L. (1991) Volatility of [carbon 14] Butylate Applied  to Soil: Lab
             Project Number: PMS346: RR-91-009B.  Unpublished study prepared by ICI
             Americas Inc., Western Research Ctr. (Mtn. View & Richmond).  43 p.

42123909    Farmer, D.; long, L. (1991) Butylate:  A Glasshouse Study of Pre Emergence
             Effects of an 803 g/litre Emulsifiable Concentrate Formulation on  Terrestrial
             Non-Target Plants: Lab Project Number RJ1004B: 91JH217. Unpublished study
             prepared by ICI Agrochemicals, Jealotts Hill (UK).  36 p.

42123910    Smyth, D.;  Tapp, J.;  Sankey,  S.;  et al.  (1991)  Butylate: Toxicity to the
             Blue-green  Alga,  Anabaena-floss:  Lab  Project   No:  T387/H  (FT29/91);
             BL4175/B.  Unpublished study prepared by ICI (Brixham, UK). 25  p.

42123911    Smyth, D.; Tapp, J.; Sankey, S.; et al. (1991) BL4171/B: Butylate: Toxicity to
             the Duckweed (Lemna gibba): Lab Project No: BL4171/B : T387/F (FT27/91),
             Unpublished study prepared by Imperial Chemical Industries PLC. 25 p.

42123912    Smyth, D.; Tapp, J.; Sankey, S. (1991) BL4152/B: Toxicity to the Marine Alga,
             Skeletonema  costatum:  Lab  Project  Number:  BL4152/BT387/J(FT31/91).
             Unpublished study prepared by Imperial Chemical Industries PLC. 22 p.

42123913    Smyth, D.;  Tapp, L; Sankey, S.; et al.  (1991) BL4148/B: Toxicity to the
             Freshwater Diatom Navicula pelliculosa: Lab Proj ect Number T3 87/1 (FT30/91):
             BL4148/B.  Unpublished study prepared by Imperial Chemical Industries PLC.
             22 p.

42123914    Smyth, D.; Tapp, J.; Sankey, S.; et al. (1991) BL4150/B: Butylate:Toxicity to
             the Green Alga Selenastrum capricornutum: Lab Project Number: BL4150/B: T38
             7/G (FT28/91). Unpublished study prepared by Imperial Chemical Industries
             PLC.  22 p.

42126301    Roper, E. (1991) Sutan plus (Butylate)~Magnitude of the Residues of Butylate on
             Processed Commodities of Field Corn Grain from Wet and Dry  Milling: Lab
             Project Number: SUTA-90-PR-01: RR 91059B. Unpublished study prepared by
             ICI Americas Inc., Western Research Center.  121 p.

42126302    Dorman,  D.  (1982)  Determination of  Butylate Residues in Corn  and Soils:
             Addendum to Report # RR 91-059B: Lab Project No: 82-53. Unpublished study
             prepared by Stauffer Chemical Co., (ICI Americas). 16 p.

42182201    Ericson, J. (1991) Butylate: Physical Properties: Lab Project Number: ENV-031:
             RR-90-423B. Unpublished study prepared by ICI Americas, Inc.  57 p.
                                         73

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42214301     Tapp, L; Sankey, S.;  Gaunter, L; (1990) Butylate: Determination of Acute
             Toxicity to Sheephead minnow (Cyprinodon variegatus): Lab Project Number:
             T387/A/FT70/90: BL3923/B. UnpubHshed study prepared by Imperial Chemical
             Industries PLC. 19 p.

42214302     Tapp, J.; Maddock.B.; Gaunter, J.; et al.  (1990) Butylate:Chronic Toxicity to
             Fathead Minnow (Pimepjales  promelas) Embryos and Larvae:  Lab Project
             Number: BL3955/B: FT71/90: T387/B. Unpublished study prepared by Imperial
             Chemical Industries PLC.  54 p.

42389401     Rogers, K.;  Parr-Dobrzanski,  R. (1992)  Butylate: 4-Hour  Acute Inhalation
             Toxicity  Study  in the Rat:  Lab Project  Number:CTL/P/3726: HR2116.
             Unpublished study prepared by ICI, Alderley Park,  UK. 66 p.

42406401     Roper, E. (1992) Sutan+-Magnitude of the Residues of Butylatein Sweet Corn
             Kernels and Cannery Waste: Lab Project Number:BUTY-91-PR-01: RR 91-075B,
             Unpublished study prepared by ICI Americas, Inc.  69 p.

42448701     Roper, E. (1992) Butylate Corn Grain Processing Study: Addendum #1 [Response
             to EPA Review Comments]: Lab Project Number: ER/WRH-82092. Unpublished
             study prepared by ICI Americas. 7 p.

42694001     Diaz, D.; Tarr, J. (1993) Uptake  and  Metabolism  of (isobutyl-l-(carbon
             14))Butylate  Residues  from  Soil by Confined Rotational Crops: Lab Project
             Number: PMS 340: RR 92-102B. Unpublished study prepared by Zeneca Inc.,
             Western Research Center.  156 p.

42764701     Jadvani, K. (1993) Description of Beginning Materials and Manufacturing Process
             and Discussion of the Formation of Impurities  for Sutan: Lab Project Number:
             RR 91-087B  ADD 1. Unpublished study prepared by Zeneca Ag Products,
             Western Research Center.  10 p.

42764702    Farina, L. (1993) Analysis and Certification of Product Ingredients in SUTAN
             Selective Herbicide: Lab Project Number: RR 91-061B RES. Unpublished study
             prepared by Zeneca Ag Products, Western Research Center. 79 p.

42773601    Sankey,  S.  (1993) Butylate: Fish Early  Life-Stage Toxicity  Test Guideline
             Reference 72-4A: Addendum # 1 to MRID # 42214302 Response to EPA Review
             Comments: Lab  Project Number: BRTX-051393:  051393.  Unpublished study
             prepared by ICI PLC,  Brixham Lab.  9 p.
                                         74

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         APPENDIX I>
last of Available Related Docnments
               75

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                                    APPENDIX D


The following is a list of available documents related to butylate. Its purpose is to provide a
path to more detailed information if it is required.  These accompanying documents are part of
the Administrative Record  for butylate  and are included in the EPA's Office of Pesticide
Programs Public Docket.

       1,     Health and Environmental Effects Science Chapters

       2,     Detailed Label Usage Information System (LUIS) Report

       3.     Butylate RED Fact Sheet (included in this RED)

       4.     PR Notice 91-2 (Included in this RED) Pertains to the Label Ingredient Statement


Federal publications on butylate are available and may be purchased from the National Technical
Information Service (NTIS), 5285 Port Royal Road, Springfield, VA 22161.

       1.     Guidance  for the Reregistration of Pesticide Products Containing Butylate as the
             Active Ingredient (The  1983 Registration Standard):   NTIS Stock No. PB85-
             147304

       2.     Pesticide Fact Sheet (No. 6) for butylate: NTIS Stock No. PB87-108940
                                          76

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        i       UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
 VUK*-*
                             WASHINGTON, D.C.  20460
                                                         OFFICE OF
                                                      PREVENTION, PESTICIDES
                                                      AND TOXIC SUBSTANCES
                          PR NOTICE 91-2

         NOTICE TO MANUFACTURERS, PRODUCERS, FORMULATORS,
                   AND REGISTRANTS OF  PESTICIDES

ATTENTION: Persons Responsible for Federal Registration of
Pesticide Products.

SUBJECT: Accuracy  of Stated Percentages for Ingredients
Statement

I. PURPOSE:

     The purpose of this  notice is to clarify  the Office of
Pesticide Program's policy  with respect to the statement of
percentages in a pesticide's label's  ingredient statement.
Specifically, the  amount  (percent by  weight) of ingredient(s)
specified in the ingredient statement on the label must be stated
as the nominal concentration of such  ingredient (s) ,  as  that  term
is defined in 40 CFR 158.153(i).  Accordingly,  the Agency has
established the nominal concentration as the only acceptable
label claim for the amount  of active  ingredient in the  product.

II. BACKGROUND

     For some time the Agency has accepted two different methods
of identifying on  the label what percentage is claimed  for the
ingredient(s) contained in  a pesticide.  Some applicants claimed  a
percentage which represented a level  between the upper  and the
lower certified limits. This was referred to as the nominal
concentration. Other applicants claimed the lower limit as the
percentage of the  ingredient (s)  that  would be  expected  to be
present in their product  at the end of the product's shelf-life.
Unfortunately, this led to  a great deal of confusion among the
regulated industry,  the regulators, and the consumers as to
exactly how much of a given ingredient was in  a given product.
The Agency has established  the nominal concentration as the  only
acceptable label claim for  the amount of active ingredient in the
product.

     Current regulations  require that the percentage listed  in
the active ingredient statement be as precise  as possible
reflecting good manufacturing practices 40 CFR 156.lO(g)(5). The
certified limits required for each active ingredient are intended
to encompass any such "good manufacturing practice"  variations 40
CFR 158.175(c)(3).

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The upper and lower certified limits,  which must be proposed in
connection with a product's registration,  represent the amounts
of an ingredient that may legally be present 40 CFR 158.175. The
lower certified limit is used as the enforceable lower limit for
the product composition according to FIFRA section l2(a)(l)(C),
while the nominal concentration appearing on the label would be
the routinely achieved concentration used for calculation of
dosages and dilutions.

     The nominal concentration would in fact state the greatest
degree of accuracy that is warranted with respect to actual
product composition because the nominal concentration would be
the amount of active ingredient typically found in the product.

     It is important for registrants to note that certified
limits for active ingredients are not considered to be trade
secret information under FIFRA section 10(b). In this respect the
certified limits will be routinely provided by EPA to States for
enforcement purposes, since the nominal concentration appearing
on the label may not represent the enforceable composition for
purposes of section l2(a)(l)(C).

III. REQUIREMENTS

     As described below under Unit V. " COMPLIANCE SCHEDULE," all
currently registered products as well as all applications for new
registration must comply with this Notice by specifying the
nominal concentration expressed as a percentage by weight as the
label claim in the ingredient(s) statement and equivalence
statements if applicable  (e.g., elemental arsenic, metallic zinc,
salt of an acid) . In addition, the requirement for performing
sample analyses of five or more representative samples must be
fulfilled. Copies of the raw analytical data must be submitted
with the nominal ingredient label claim. Further information
about the analysis requirement may be found in the 40 CFR
158.170. All products are required to provide certified limits
for each active, inert ingredient, impurities of toxicological
significance(i.e., upper limit(s) only) and on a case by case
basis as specified by EPA. These limits are to be set based on
representative sampling and chemical analysis(i.e., quality
control) of the product.

     The format of the ingredient statement must conform to 4O
CFR 156-Labeling Requirements For Pesticides and Devices.

     After July  l, 1997, all pesticide ingredient Statements must
be changed to nominal concentration.

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 IV.  PRODUCTS  THAT REQUIRE EFFICACY DATA

     All pesticides  are required  to be efficacious. Therefore,
 the  certified lower  limits may  not be lower then the minimum
 level to achieve  efficacy.  This is extremely important for
 products which are intended to  control pests which threaten the
 public health,  e.g.,  certain antimicrobial and rodenticide
 products. Refer to 40 CFR 158.640.

     In those cases  where efficacy limits have been established,
 the  Agency will not  accept certified lower limits which are below
 that level for the shelf life of  the product.

 V. COMPLIANCE SCHEDULE

     As described earlier,  the  purpose of this Notice is to make
 the  registration  process more uniform and more manageable for
 both the agency and  the regulated community. It is the Agency's
 intention to  implement the  requirements of this notice as
 smoothly as possible  so as  not  to disrupt or delay the Agency's
 high priority programs,  i.e., reregistration, new chemical, or
 fast track (FIFRA section 3(c)(3)(B). Therefore,
 applicants/registrants are  expected to comply with the
 requirements  of this  Notice as  follows:

     (1)  Beginning July 1,  1991, all new product registrations
          submitted to the  Agency are to comply with the
          requirements of this  Notice.

     (2)  Registrants  having products subject to reregistration
          under FIFRA section 4 (a) are to comply with the
          requirements of this  Notice when specific products are
          called  in by the  Agency under Phase V of the
          Reregistration Program.

     (3)  All  other products/applications that are not subject to
          (1)  and (2)  above will  have until July 1, 1997, to
          comply  with  this  Notice. Such applications should note
          "Conversion  to Nominal  Concentrations on the
          application  form.  These types of amendments will not be
          handled as  "Fast  Track" applications but will be
          handled as routine  requests.

VI.  FOR FURTHER INFORMATION

Contact Tyrone  Aiken  for information or questions concerning
this notice on  (703)   308-7031.
                                 Ann* E. tindaay,
                                 Registration Diviaion (H-7505

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         APPENDIX E
Pesticide Reregistration Handbook
              77

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         United States    Office of        October 1991
         Environmental Protection Pesticide Programs
         Agency
<&EPA     Pesticide
          Reregistration
          Handbook
         How to Respond to
         the Reregistration
         Eligibility Document
         (RED)
                        £.p Printed cr

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    PESTICIDE REREGISTRATION HANDBOOK
          HOW  TO  RESPOND TO THE




REREGISTRATION ELIGIBILITY DOCUMENT (RED)
       OFFICE OP PESTICIDE  PROGRAMS




     ENVIRONMENTAL PROTECTION AGENCY




               OCTOBER  1991
                                          Printed o* R-• •"'

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                 PRODUCT REREG1STRATIOH HANDBOOK

                        TABLE OF CONTENTS
I.   Introduction
     A.  Purpose and Content                            1
     B.  Reregistration Eligibility Document            1
     C.  Reregistration Process                         1
II.  Instructions for Responding
     A.  How and When to Respond                        2
     B.  When No Response Is Needed                     5
     B.  Where to Respond                               6
III.  Submission of Data and Labels/Labeling
     A.  Generic Data                                   6
     B.  Product Specific Data                          7
          1.  Product Chemistry                         7
          2.  Acute Toxicity                            8
          3,  Product Performance                       9
     C.  Labels/Labeling                               10
Appendix
     A.  Confidential Statement of Formula  and Instructions
     B,  Label Contents
     C.  Sample Label Formats—General Use  &  Restricted Use
     D.  Label Regulations  (40 CFR 156.10)

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               PESTICIDE REREGISTRATIOS HANDBOOK

 I.   INTRODUCTION

     A.  Purpose and Content of this Handboojc

     This Handbook provides instructions to registrants on how to
 respond  to  the  Reregistration  Eligibility Document   (hereafter
 referred to  as the "RED") and how to reregister products.

     Section I is this introduction.

     Section II contains  step-by-step  instructions which must be
 followed by  registrants responding to the RED.

     Section III provides additional instructions  on the format,
 content and  other aspects of  generic data,  product specific data
 and  labels/labeling which may be required to be submitted.

     Detailed instructions are in the Appendix.

     B.  The Rerecristration Eligibility Document (RED)

     Under Section  4 of  the  Federal Insecticide,  Fungicide and
 Rodenticide  Act  (FIFRA),  as amended in 1988,  EPA  is required to
 reregister pesticides that were first registered before November I,
 1984.  The RED describes in detail the subject chemical, its uses
 and its regulatory history; describes EPA's decision concerning the
 eligibility  of the  uses of the chemical  for reregistration; and
 explains the scientific  and regulatory bases  for  this decision.
 EPA's reviews of the data by  scientific discipline are available
 upon request.  Appendices to the RED contain:  (1)  a Data Dall-In
 Notice which requires submission  of generic and product specific
 data and which gives directions  for responding,  (2)  a  listing of
 existing studies that satisfy generic data requirements and  (3) a
 bibliography of the generic studies EPA has reviewed.

     C.  The Reregistration Process

     Reregistration involves a thorough review of  the  scientific
data base underlying a pesticide's registration.   The  purpose of
 EPA's review is to reassess  the potential hazards arising from the
 currently registered uses of  the  pesticide,  to determine whether
the  data  base is  substantially  complete  or  there  is  need for
additional generic data,  and to determine whether the pesticide is
eligible for reregistration.  This decision  is  issued as the  RED.
        EPA's  science  reviews and information on  the registered
uses considered for EPA's  analyses  may  be obtained  from:  EPA,
Freedom of Information, 401 M St., S.W., Washington, D.C. 20460.

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     If the RED  declares that some or all uses of the chemical are
eligible  for reregistration,  affected  registrants  roust  first
respond within 90 days of receipt to the data  call-in portion of
the RED.  Within 8 months of receiving the  RED,  registrants must
submit  or  cite  any  data  and  labels/labeling  required  for each
product.  EPA has until 14 months after the RED is issued (i.e.,
6 months after  the  registrants'  8 month deadline)  to review the
submission for  each  product  and decide whether  to  reregister it
based on the following criteria:

     —whether all of the product specific data and labels/labeling
      are acceptable,

     —whether all  of the  uses  on the label/labeling are eligible,

     —whether all of the active ingredients in the product are
      eligible,  and

     —if no List 1 toxic inert ingredient is contained  in  the
       product   (a List 1 inert is permitted only if  all data
        for it have been submitted and EPA determines
       that the inert does not pose any unreasonable  adverse
        effects  in that product).

     Products   which  meet  all   of  these   criteria  will  be
reregistered.   Products which  do not meet all of these  criteria,
but which have acceptable product specific  data and  labeling,  will
be  processed as amendments  in order to  implement  label changes
required by the RED..

II.  INSTRUCTIONS FOR RESPONDING

     A.  How and When to  Respond

     This  section  provides directions  for submitting timely  and
adequate responses necessary to reregister products containing the
active  ingredient  covered by  the RED.   Registrants  must  follow
these  steps exactly to avoid  suspension  of their products.   All
products  containing  tne  active  ingredient  in the  RED  [i.e.,
manufacturing use products, end use products  and special local need
 {SLN or Section 24c)  registrations] are subject to the requirements
of  the RED.  Figure 1 summarizes  how and when  to  respond  to the
RED.   A step-by-step explanation follows.

      Step  1.    Are  Expedited  Label  Changes Reo^jired?   In  some
 instances,  EPA  may  conclude  that  certain changes to  product
 labels/labeling must be  implemented  rapidly.  If the RED requires
 expedited  label/labeling changes, registrants must submit the items
below by the deadline specified  in  the RED.   If expedited label
 changes are not required, go to Step 2.

      a.   Application for Registration (EPA Form 8570-1) . Complete

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 and  sign the form.  In  Section II,  insert the phrase  "Expedited
 Amendment  in Response  to the Reregistration Eligibility  Document
 for  (insert case name for chemical) ."   Applications for expedited
 label  changes  will be  processed as  applications  for  amended
 registration.   use only an original  application  form with a red
 identifier number  in the upper  right-hand  corner.

     b.   Five  (5) copies of  revised draft  label  and labeling.
 Refer  to  the  RED for  label/labeling  changes  and  follow  the
 instructions  in Section  III.C.  and the Appendix of this  Handbook
 for  revising  the label and labeling for each product,

     Step 2.  Are  data  required?  If the RED requires generic or
 product  specific data, you must  follow the directions in  the data
 call-in  notice  in  the RED.   All registrants must respond for all
 products within 90 davs of receipt; products  for which an  adequate
 response is not received on time will  be subject to  suspension. No
 time extensions vill be given for  responding within 90
     Step 3.   Are Uses of a Pesticide Eligible for Rereaistration?
If  any  uses of the  active  ingredient(s)  covered by  the RED are
eligible for reregistration,  follow these instructions.  If no uses
are eligible, no further response may be needed  (see page  5) .

     EPA's decision on the eligibility of each of the uses of the
active  ingredient (s)  is  presented in the RED. .  If  any uses of a
chemical  are   eligible  for   reregistration/  registrants  for
manufacturing-use  products  (MPs) ,  end-use  products   (EPs)  and
special local  needs registrations (SLNs) ,  must  submit the items
below for each product within 8 months of the date of issuance of
the RED:

     a.   Application  for  Reregistration (use EPA  Form 8570-1).
Complete and sign the form.   In Section II of  that form, check the
box "Other"  and insert the phrase "Application  for Reregistration."
Use only an  original application f,orm with a red  identifier number
in the upper right-hand corner.

     b.   Five  (5)  copies of  revised  draft  label  and labeling.
Refer  to  the  RED  for  labeling changes specific to  the active
ingredient,   follow  the  instructions in Section II I.e.  of this
Handbook and refer to the Appendix of this Handbook for guidance on
current requirements for labels and  labeling.   If there are
ineligible uses on the label  or labeling, you  may delete such uses
and avoid all requirements and consequences which may be associated
with ineligible uses  (e.g, generic data requirements, cancellation,
suspension,  etc.) .    If you delete certain uses now and those uses
become  eligible  for  reregistration later, you must  submit  an
amendment application to add those uses back to  the label.

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FIGURE 1.  HOW AND WHEN TO RESPOND TO TEE REREGISTRATION
           ELIGIBILITY DOCUMENT (RED) FOR MANUFACTURING USE
           PRODUCTS  (MPs), END-USE PRODUCTS (EPs) and SPECIAL
           LOCAL NEEDS REGISTRATIONS (SLNs).
     STEP 1:   Are expedited label revisions required?
                       Yes

               Submit application
               and labels on
               expedited schedule
               specified in RED.

     STEP 2:   Are data required?

                       Yes

               Submit forms within
               90 days for generic
               and product specific
               data.
     STEP 3:
                      No
                      NO
Are any of the uses on the label
eligible for reregistration?
                             Yes
               Are any uses  on the  label
               ineligible  for reregistration?
                       Yes

               Do you  wish  to
               delete  ineligible
               uses  from label?
                      No
For each HP  & EF
& SLN  <24c)  submit
application  within
8 months.  If
the submission
is acceptable,
the label will  be
stamped accepted
as an  amendment.
No reregistration
will be issued.
                        Yes
       For each HP & EP
       t SLN  (24c) submit
       application within
       8 months.  If
       the submission
       is acceptable,
       the label will be
       stamped accepted
       and a  notice of
       rere
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     c.   Product Specific Data.  You must follow the instructions
in the Data Call-in Notice  in  tbe RED and in  Section III  of this
Handbook.  Responses to the data  call in are due within 90 days of
receipt of the RED and submission or citation of data is due within
8 months of the issuance of the RED.

     d.   Two  (2) copies of the current  Confidential Statement of
Formula (EPA Form 8570-4,  revised February 85).  Two completed and
signed CSF forms  must be  submitted  for  the basic  formulation and
for each alternate formulation.  If CSFs are  not provided for the'
alternate  formulas,  they will  not  be  reregistered  and will  no
longer be acceptable.  The Appendix of this Handbook has specific
instructions for completing the CSF form.

     e.  Certification With Respect to Citation  of Data (EPA Form
8570-31).  This  form must be completed, signed  and submitted for
each product  to  assure  that the data compensation  provisions  of
FIFRA are met,

     B.  When Ho Response is jteeded

     If no uses of a pesticide  are eligible for reregistration,  it
is unlikely that  you will be required to  submit product specific
data or labeling.    Uses of an active ingredient may be declared
ineligible for reregistration for two possible reasons:

     —Available data indicate  that one or more of the criteria for
an in-depth special review have been met;

     —Additional generic data are required.

     In the first instance,  if the active ingredient is placed into
special review,  reregistration activities associated  with those
uses  of  the  chemical   are stopped  until  EPA  makes  a  final
determination.  At that time,  EPA will indicate  which uses may be
eligible for reregistration and which uses are to be cancelled.  If
some or all of the previously ineligible uses become eligible for
reregistration,  EPA will  start  the  reregistration process  for
products containing only eligible uses.

     In the second instance, based upon  the review of studies for
an active ingredient during reregistration, additional generic data
(e.g.,  second- or third-tier studies) may be needed (see the RED).
In  such  cases,  the chemical's  uses will  not  be eligible  for
reregistration  until  the  additional  generic   data  have  been
submitted to and reviewed  and found acceptable by EPA.   If the data
are reviewed and  found  to be acceptable,  EPA  will indicate which
uses  will  be  eligible  for   reregistration  and  will  initiate
reregistration of products containing previously ineligible uses.
If the  data are  not submitted, products containing  the  active
ingredient may be suspended.

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     C.   Where to Respond

By U.S.  Mail:

     Document  Processing Desk (insert distribution code)
     Office of Pesticide Programs (H7504C)
     Environmental Protection Agency
     401 M Street, s.w.
     Washington,  D.C.  20460-0001

By express mail or by  hand delivery:

     Document  Processing Desk (insert distribution code)
     Office of Pesticide Programs (H7504C)
     Room 266A, Crystal  Mall 2
     1921 Jefferson Davis Highway
     Arlington, VA 22202

     These mailing addresses and the following distribution codes
must be used to assure  the  timely receipt  and processing of your
submissions.  Not using  them may significantly delay the handling
of your submissions:

     RED-SRRD-xxx (where xxx is the case code given on the front of
the RED)—use  this distribution code for all responses pertaining
to or containing generic data.  Such responses include the 90-day
response forms for generic data or hard copies of generic data.

     RED-RD-PMxx  (where  xx is the Product Manager team number)—
use  this  distribution  code  for all  responses pertaining  to or
containing product specific  data or labeling.  Such responses would
include expedited labeling amendments,  90-day responses to product
specific data  requirements,  hard copies  of product specific  data
and applications for reregistration.


III.  SUBMISSION OF DATA AND LABELS/LABELING

     This  section  provides  additional  instructions  concerning
responses  required for  generic  data,  product specific  data and
labels/labeling.

     A.  Generic Data

     During  EPA's evaluation  of  an  active   ingredient   for
reregistration,  additional  generic  data   requirements  may be
identified that registrants must fulfill.   In some instances these
data  requirements would  have to be  satisfied before  an active
ingredient  or  some of  its  uses could be  declared eligible  for
reregistration.  In other cases,  these  new  data requirements would
not affect the eligibility of the active ingredient, but would be
necessary to confirm EPA's assessment of that  chemical.

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     Any new data requirements and how they affect reregistration
eligibility of a  chemical are discussed in the RED.  If new generic
data requirements are imposed  in a Data Dall-ln Notice in the RED,
registrants must  respond as described in that Notice.  The RED also
contains instructions for completing  these forms, a  citation of
EPA's legal  authority  for  requiring the  new data, a  listing of
options  available   to  registrants  for  satisfying   the  data
requirements and  the name of the  contact person for inquiries.

     B.   Product  Specific Data

     Product specific data may be required for the reregistration
of each pesticide product in three areas—product chemistry, acute
toxicity and efficacy.

     1.   Product  Chemistry

     Following are  instructions  for submitting  product-specific
data and a discussion of EPA's policy on inert ingredients.
     All  data  requirements  for  MPs,  EPs and  SLNs  (24c's)  are
specified in the Data Call-in Notice in the RED.  In addition:

     —If  you  cite  data  from  another  identical,  registered
product,  you must  identify the EPA registration number  of that
product.

     —If the  product-specific data  submitted  or  cited  do  not
pertain to an identical formulation to the product  submitted for
reregistration,  then new product-specific data are required to be
submitted by the deadline specified in the  Data Call-in Notice.
The only  exception is for products  which  EPA. "groups" together a
being similar enough to depend on the  same data.  Such groupings
are discussed  in the  appendix to  the RED  (for acute  toxicity
purposes, for example),  if it was  feasible to do so.

          b.  Inert Ingredients

     EPA  has   implemented   a  strategy   for   regulating  inert
ingredients which affects the reregistration of pesticide products.
This strategy,  issued on  April 22,  1987  (52 FR 13305-13309)  and
updated on November 22,  1989 {54 FR 48314-48316), adopted certain
policies designed to reduce  the potential  for adverse  effects from
pesticide   products   containing   intentionally   added   inert
ingredients.  EPA divided the known inert  ingredients into four
categories:

     --Inerts of toxicological  concern  (List 1)  for which available
data  demonstrate toxic  effects of concern  {includes  about 50
chemicals) .

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     —Potentially toxic  inerts  (List 2) for which  only  limited
data are available, but such data or the chemical structure suggest
the potential for toxicity (includes about 60 chemicals),

     --Inerts of  unknown  toxicity (List 3)   for which no  data  or
bases for suspecting toxic effects are available  (includes  up  to
2,000 chemicals).

     — Inerts  of minimal  concern  (List  4)  which are  generally
regarded as innocuous (includes about  290 chemicals).

     When a RED is issued and any uses of an  active ingredient are
declared eligible for reregistration,  all products containing that
active ingredient will be subject to reregistration.  EPA will,  as
part of the  reregistration review,  examine the inert ingredients of
each product  prior to reregistration  to ensure that they do not
present  unreasonable  risKs.    In  reviewing  the  product chemistry
data,  EPA will  identify List  1  inerts.   EPA will continue  to
encourage  registrants to eliminate  any List 1  inerts present.
Reregistration  of products  containing only List 2,   3 or 4  inerts
will be  unaffected by the inerts  strategy.

     Consistent with the  strategy on  inerts,  a product  containing
a  List  1 inert  ingredient will  nfit be reregistered until a full
risk assessment of the product  has been conducted,  based on the
data called in for that  inert ingredient.   However, the  existing
registration  of a product containing a  List 1 inert will  remain
valid as long as the product bears the required label warning and
is in compliance with any outstanding DCI, or other  activity under
the inerts  strategy.

     Any product containing  a  List 2,  3  or  4   inert  may.  be
reregistered  if it meets all  other requirements for reregistration.
As the  inerts strategy  is implemented and data  for  the  List 2  and
3  inerts are reviewed,   EPA  may move these  inerts  to the  other
Lists    If  an inert were  moved to  List 1, products containing that
inert   would   become   ineligible  for   reregistration.     Inert
ingredients  must also  meet  normal   registration   and  tolerance
requirements, as applicable.

     2,   Acute Toxicity

     The data  call-in  notice  in the  RED  specifies  the  acute
toxicity data  required  for  reregistration of each  HP  or EP.   It
 indicates whether any of the standard tests have been waived and,
 if so,  Why.

      If feasible, EPA will "batch" products that are similar with
 respect to  their acute  toxicity  so that  one  set of  tests  can
 support reregistration of each baatch of products.   This approach
will impose  the least  amount of  testing necessary  to adequately
 support the registration and labeling for pesticide  products.  The

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main benefits of this  approach are to minimize the need for animal
testing, reduce the expense to registrants to generate  the tests
and  decrease the  resources  EPA must  spend  on  reviewing  data.
Registrants may contact other registrants with products in the same
"batch" to decide whether to provide or depend on one set of data;
alternatively, registrants may choose to  conduct their own studies.

     3.  Product Performance

     Consult  the  Data Call-in section  of the  RED to  determine
whether Product Performance data  are required for your product.

     Product performance (efficacy)  data are generated in studies
designed to document how candidate  pesticide formulations perform
as pest control agents.   These data include tests run to determine
whether  a  formulation  is  lethal  to certain pest  species,  to
document the effectiveness of the formulation in controlling pest
species in actual use  situations, and to determine whether certain
claims  beyond  mere control  of a pest (e.g.,  "six-month residual
effect,"    "kills  Warfarin  resistant  house  mice," -etc.)  are
justified.

     EPA  has standard protocols for  certain efficacy  tests.  In
general, standard methods have been developed for tests needed to
substantiate claims that have been  made frequently for pesticide
products.  As the  scope of potential pesticidal claims is extremely
broad,  the Agency does not have standard methods for tests needed
to substantiate many  pesticide claims,  especially those that are
uncommon.  The Product Performance Guidelines, Subdivision G, offer
general  guidance  for  developing protocols  for  efficacy testing.
Proposed  protocols should  be submitted  to EPA  for review before
tests are initiated.

     a.  Efficacy  Data Submission Waiver Policy

     FIFRA gives the Administrator  of EPA  authority "to  waive data
requirements pertaining  to efficacy" but does  not  require that
efficacy  data requirements  be waived for any  class  of pesticide
product registered under Section 3  of  the  Act.    As  a matter of
policy, EPA does not require submission of  efficacy data to support
many types of pesticidal  claims but does  require submission of such
data for certain types of claims.  As noted in 4O  CFR 158.640, this
waiver  applies to the submission of efficacy data rather  than to
the  generation of efficacy  data.   EPA expects each registrant to
"ensure through testing that his products are efficacious when used
in accordance  with commonly accepted pest control  practices."

     This  general policy notwithstanding, EPA may,  at any  time,
require a  registrant  to  submit efficacy data to  support any claim
made for a product.  EPA also may require that  certain claims of
effectiveness  be established before a  Section 3  registration is
granted.

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                                10

     b.   Claims and Products for Which Efficacy Data Generally
          Are Required

     Submission of efficacy data at  reregistration  typically  is
required for the following types of products:

          1.   products claimed to control microorganisms that
               pose potential threats to public health;

          2.   products claimed  to  control  vertebrate  pests  that
               may directly or  indirectly  transmit diseases  to
               humans;

          3.   potentially very  hazardous products  for which EPA
               determines that it is necessary to conduct a "risk-
               benefits" analysis;

          4.   products of types for which EPA has reasons (e.g.,
               consumer complaints,  unlikely claims,  unusual use
               patterns, etc.) to question claims; and

     C.   Labels and_Labeling

     To remain in compliance with FIFRA,  the label and  labeling of
each  product  must  be  revised  to  meet   the  requirements  for
reregistration  as  described  below,    "Labeling"   includes  the
container label  and -any written, printed or graphic matter that
accompanies the  pesticide  in U.S. commerce at  any  time (such as
technical bulletins,  collateral labeling,  etc.).  Applications for
new uses or labeling  changes that do not pertain to reregistration
must be filed  separately  from the application for reregistration
described in Step  3  earlier.   Changes to  labeling  which must be
made for reregistration include, but  are not limited to:

     1.   Labeling changes specified  in the  RED.  Such  changes may
include  statements,   on  RESTRICTED  USE,   groundwater  hazards,
protective  clothing/equipment,  endangered species,  environmental
hazards, etc.

     2.   The format and content of labeling  as described in 40 CFR
156.10.    When  further acute  testing  is  needed,  the currently
accepted precautionary  statements will usually be retained until
testing is completed and the data are reviewed.

     3.    Labeling changes  required  by  Pesticide Regulatory  (PR)
Notices, regulations, regulatory decisions  and policies issued by
EPA which are relevant  to the pesticide.  Your product's labeling
must reflect any applicable requirements which are in effect at the
time the RED is  issued.  Some existing notices are  referred to in
Section B. of the Appendix.

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APPENDIX
A.  confidential statement of Formula and instructions
B.  Instructions for Label Contents
C.  Sample Label Formats—General Use & Restricted Use
D.  Label Regulations  (40 CFR 156.10)

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&EPA
               United Slit** Environ menu I Protection Agency
                  OHic* of Peslicwrt Proflr»iti» (TS-767)
                       Ws sMngl o n. D C 2O460

         Confidential Statement of Formula
 . Name and Address of Applicant/Registrant tfnctud« ZIP Code)
3. product Kama
EPA USE ONLY
10. CwnpMiwn in Formulation (List« wrt»% intrmluffft
ime r/» taiiaulftiart. Cm commonly »ee»ptul cbarmctl
nwiM. Iffdf tame. »nd CAS numbtr.)	
I	I  Basic Formulation

I	I  AlternatB Formulation
Page
                                                                                   2. Name and Address ol Producer (Include ZIP Code)
                                                                                                                                                    See Inslruclionson Back
                                                                                  4 fl«gillf*tion No./Fil» Symbol
                                                                                  T. Paumh/Gil o* Bulk D*ni!ty
                                                                       11. Supplier Nim« ft AddrM*
                                                                                                                 5 EPA Product Mer/Team Mo.
                                                                                                                 8 pH
                                                                                                       tl EPA Reg No
                                     13. Each Componenl
                                       ir Fofmulstion
                                     a. Amount
                                                                                                                                               6 Counity Where Formulated
                                                                                                                                               9 Flash Point/Flame Extanaion
                                  * by Wsighl
                                Uppti Limn  b I
                                                                                                                                                                   Pu'po«in
 16. Typed Name of Approving Official
 18 Signature of Approving Official
                                                                19. Title
                                                                                                                               ZO Prwne No. flnclutter A,t» Coast  21
 EPA Form B570-4 (R«v. 2-B5) Previous editions are obsolaie.
                                                                                                                                  Ortginat and itcond cftfly ro f PA.
                                                                                                                                          Thudfopf to Applicant

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     Instructions  for  Completing,  the. Confidential  Statement  of
Formula

     The Confidential Statement of Formula (CSF) Form 8570-4 must
be used.  Two legible,  signed copies of the form are required.
Following are basic instructions:

     a.  All the blocks on the form must be filled in  and  answered
completely.

     b.  If any block is not applicable, mark it N/A.

     c.  The CSF  must be  signed,  dated  and the telephone number of
the responsible party must be provided.

     d.   All  applicable information  which is  on  the  product-
specific data submission must also be reported on the CSF.

     e.  All weights reported under  item  7  must be in pounds per
gallon for liquids and pounds per cubic feet for solids.

     f.    Flashpoint  must  be  in  degrees  Fahrenheit and  flame
extension in inches.

     g.  For all  active ingredients, the EPA Registration Numbers
for the currently registered source products must be reported under
column 12.

     h.   The Chemical  Abstracts Service .(CAS)  Numbers  for all
actives and inerts  and all common names for the trade  names must be
reported.

     i.   For the active  ingredients,  the percent purity  of the
source  products  must be reported  under  column  10  and must  be
exactly the same  as on the source product's label.

     j.   All the weights in columns 13.a.  and  13.b.  must  be  in
poundst Kilograms,  or grams.  In  no case will volumes be accepted.
Do  not  mix  English' and  metric  system units   (i.e.,  pounds and
kilograms).

     k.  All the  items under column 13.b. must total 100 percent.

     1.  All  items under columns 14.a. and  14.b.  for the active
ingredients must  represent pure active form.

     n.  The upper  and lower certified limits  for all active and
inert ingredients must  follow the 40  CFR 158.175  instructions.  An
explanation must  be provided if the proposed limits are different
than standard certified limits.

     n.  When new CSFs are submitted and approved, all previously
submitted CSFs become obsolete for that specific formulation.

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               B.  INSTRUCTIONS FOR LABEL CONTENTS

      40 CFR 156,10 and Pesticide Regulatory  (P.R.) Notices require
 that  specific  labeling statements appear at certain locations on
 the label.  The sample label formats in Appendix C show where these
 statements are to be placed.

 Item  1.  PRODUCT  NAME  - The name, brand or trademark  is required to
 be located  on  the front panel, preferably  centered in the upper
 part  of the panel.  The name of a product will not be accepted if
 it is false or misleading.  [40 CFR 156.10(b) ]

 Item  2.   COMPANY NAME AND ADDRESS - The  name  and address of the
 producer, registrant or person  for whom the product is produced are
 required on the  label  and  should  be  located at the  bottom of the
 front panel or at the  end of the  label text. [40 CFR 156.10(c)]

 Item  3.  NET CONTENTS  - A net contents statement is required on all
 labels  or on  the container   of  the pesticide.    The. preferred
 location is the  bottom of the  front panel  immediately above the
 company name and  address,  or at the end of the label  text.  The net
 contents must be expressed in the largest suitable unit, e.g., "1
 pound 10 ounces"  rather than "26 ounces."  in addition to English
 units, net  contents  may be expressed  in metric  units.   [40 CFR
 156.10{d)]

 Item  4.  EPA REGISTRATION NUMBER - The registration number assigned
 to the pesticide  product must appear  on  the  label, preceded by the
 phrase "EPA Registration No.,"  or "EPA Reg.  No."  The registration
 number must be set  in type of a  size and style similar to other
 print on that part of  the  label on which it appears and must run
 parallel  to  it.   The  registration   number   and  the  required
 identifying phrase must not appear in such a manner as to suggest
 or imply recommendation  or endorsement  of the product by the
 Agency.  [40 CFR 156.10(e)]

 Item  5.  EPA ESTABLISHMENT NUMBER - The EPA establishment number,
 preceded by the  phrase "EPA Est." is the final establishment at
which  the product was produced,  and may appear  in any suitable
 location on the label  or immediate container.   It must also appear
 on the wrapper or outside  container of  the package  if  the EPA
 establishment number on the immediate container cannot be clearly
 read  through such wrapper or container.   [40 CFR 156.10(f)]

 Item  6A.   INGREDIENTS STATEMENT  -  An ingredients  statement is
 normally required on  the  front panel.   The  ingredients statement
must  contain  the name and percentage  by weight of  each active
 ingredient  and  the   total  percentage  by  weight -of  all  inert
 ingredients.   The preferred  location  is immediately  below the
product name.   The ingredients statement must run parallel with,
 and be clearly distinguished  from, other text  on the  panel.  It
must not be placed in the body of other text.   [40 CFR 156.10(g)]

 Item  6B.  POUNDS PER GALLON STATEMENT  -  For liquid agricultural

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formulations, the pounds per gallon  of  active  ingredient  must  be
indicated on the label. [40 CFR 156.10(h)(iv)]

Item 6C   NAMES TO BE USED IN INGREDIENT  STATEMENT - The acceptable
common "name,  if there is  one,  shall be  used,  followed by  the
chemical  name.    If  no  common  name has  been established,  the
chemical name alone shall be used.  Chemicals related to_the active
ingredient  are  allowed  to be  listed only,  if  efficacy  data
supporting such claims are  submitted or referenced.  If such data
are provided, the related chemicals must be listed separately and
not as a portion of the active  ingredient.

Item 6D.  INERT INGREDIENTS  RECLASSIFIED AS  ACTIVE INGREDIENTS - If
EPA  has reclassified  chemicals from inert ingredient  status  to
active  ingredient  status,   registrants  of  affected products must
change  the  ingredient statement  accordingly  (See  52  FR 13307-8,
April  22   1987).   If  such  pesticides have food uses, tolerances
must either be established  for such uses, or an exemption  from the
requirement  for tolerances  must be obtained.

Item 6E.  NOMINAL  CONCENTRATION - The amount of active ingredient
declared   in  the   ingredient   statement  must  be  the  nominal
concentration of the product as defined in 40 CFR 158.153(1) and
described in P.R.  Notice 91-2.

Item  7.   WARNINGS  AND PRECAUTIONARY  STATEMENTS  -  Front panel
precautionary statements  must  be   grouped  together,  preferably
within a block outline.   The  table  below  shows the minimum type
size requirements  for various  size  labels.

Size of Label on       Signal Word           "Keep  Out of  Reach
Front  Panel            Minimum  Type  Size     of Children
in  fiouare Inches       All  Capitals	    Minimum Type  Size

5 and  under            6 point                6  point

above  5 to 10         10 point              6  point

above  10 to  15         12 point              8  point

above  15 to  30        14 point              10 point

over 30               1S point              12 point


 Item 7A.  CHILD HAZARD WARNING STATEMENT - The statement "Keep Out
 of  Reach of  Children" must be  located on the front panel above the
 signal word  except where contact with children during distribution
 or use is unlikely.   [40 CFR 156.10(h)(1)(ii)  J

 Item  7B.    SIGNAL WORD - The  signal  word (DANGER,   WARNING,   or
 CAUTION) is  required on the front panel immediately below  the child
 hazard warning statement.   [40 CFR  156.10(h)(1)(i) ] .

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Item 7C,   SKULL  &  CROSSBONES AND  WORD  "POISON"  - On  products
assigned a toxicity Category  I  on the basis of  oral,  dermal,  or
inhalation toxicity, the word "Poison" shall appear  on the label in
red on a background of distinctly contrasting color and the skull
and crossbones shall  appear in  immediate proximity to the word
POISON.  [40 CFR  156.10(h)(1)(i)].

Item 7D.    STATEMENT  OF  PRACTICAL TREATMENT  - A statement  of
practical treatment (first aid or other) shall appear on the label
of pesticide products  in toxicity Categories I,  II, and III.  [40
CFR 156.10(h)(1)(iii) ]

Item 7E.  REFERRAL STATEMENT  - The  statement "see  Side (or Back)
Panel for Additional Precautionary statements" is required on the
front panel for  all  products, unless  all  required precautionary
statements appear on the  front panel.   [40 CFR 156.10(h)(1)(iii)].

Item 8.  SIDE/BACK PANEL PRECAUTIONARY LABELING - The precautionary
statements listed below must appear together on the  label under the
heading "PRECAUTIONARY STATEMENTS."  The preferred location is at
the top of the side or back panel  preceding the directions for use,
and it is preferred that  these statements  be  surrounded by a block
outline.   Each  of the  three hazard  warning statements must be
headed by the appropriate hazard title.  [40 CFR 156.10(h)(2)]

Item BA.  HAZARD TO HUMANS  AND DOMESTIC ANIMALS  -  Where a hazard
exists to humans  or domestic animals, precautionary statements are
required indicating the particular hazard, the route(s)  of exposure
and  the precautions to  be  taken to  avoid accident,  injury or
damage.   [40 CFR 156.10(h) (2)  (i)  ]

Item SB.   ENVIRONMENTAL HAZARD  - Where a hazard  exists  to non-
target   organisms  excluding   humans   and  domestic  animals,
precautionary statements are  required stating the  nature  of the
hazard and the appropriate precautions to avoid potential accident,
injury, or damage.  [40 CFR I56.10(h)(2)(ii)]

Item 8C.  PHYSICAL OR CHEMICAL HAZARD  - FLAMMABILITY Precautionary
statements relating to flammability of a product are  required to
appear  on the label  if  it  meets  the criteria  in the PHYS/CHEM
Labeling Appendix.  The requirement is based on the results  of the
flashpoint determinations and flame extension tests required to be
submitted for all products.   These statements are to be located in
the side/back panel precautionary statements section,  preceded by
the heading "Physical/Chemical Hazards."  Note that no signal word
is used in conjunction with the  flammability statements.

Item 9A.  RESTRICTED USE CLASSIFICATION - FIFRA sec. 3(d) requires
that  all  pesticide  formulations/uses  be classified  for  either
general or restricted use.   Products classified for restricted use
may  be  limited  to use by certified applicators  or persons under
their direct supervision (or may be subject  to other  restrictions
that  may be imposed  by regulation) .   If your  product has  been
classified for restricted use, then these requirements apply;

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1.    All'uses restricted.  The following  statements must be placed
     in a black box at the top of  the  front panel of the label and
     labeling:

     a.   The statement "Restricted Use Pesticide" must appear at
          the top of the front panel of the label.  The statement
          must be set in type of the same minimum size as required
          for  human  hazard  signal  word  [see  table  in  40  CFR
          156.10(h)(1)(iv) ] .  No statements of any kind may appear
          above this RUP statement.

     b.   The reason.for the the restricted use classification must
          appear below the RUP statement.  The RED will prescribe
          this statement.

     c.   A  summary statement of  the terms of  restriction  must
          appear directly below this  reason statement on the front
          panel.   If use is restricted to certified applicators,
          the following statement  is required:  "For retail sale to
          and use  only by Certified  Applicators or persons under
          their direct supervision and only for those uses covered
          by the Certified Applicator's  Certification."   The RED
          will specify what statement must be used.

2.    Some but not all uses restricted.  If the RED states that some
     uses  are  classified for   restricted  use,  and  some  are
     unclassified,  several courses of action are available:

     a.   You may label the product for Restricted use.  If you do
          so,  you   may   include  on  the  label  uses  that  are
          unrestricted,  but you may  not distinguish  them on the
          label as  being unrestricted.

     b.   You may  delete all restricted uses from your label and
          submit draft  labeling bearing  only unrestricted uses.

     c.   You  may  "split" your registration,  i.e.,  register two
          separate   products   with  identical  formulations,  one
          bearing  only unrestricted uses, and  the other bearing
          restricted uses.  To do so, submit two  applications for
          reregistration,  each containing  all forms and necessary
          labels.      Both  applications  Should   be  submitted
          simultaneously.  Note that the products will be assigned
          separate  registration numbers.

Item 9B.   MISUSE  STATEMENT - All products  must bear the misuse
statement, "It is a violation of Federal  law to use this product in
a manner inconsistent with its labeling."  This  statement appears
at the beginning of the directions for  use, directly beneath the
heading of that  section.

Item IDA.  REENTRY STATEMENT - If  a restricted entry interval  (REI)
has been  established by  the Agency,  it must  be included on the
label.  Additional worker protection statements may be required in

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accordance with PR Notice 83-2, March 29, 1983.

Item 10B.  STORAGE AND DISPOSAL BLOCK - All labels are required to
bear  storage  and disposal  statements.    These  statements  are
developed  for  specific containers,  sizes, and  chemical  content.
These  instructions must be grouped  and  appear  under  the heading
"Storage and Disposal" in the directions for use.  This heading
must be set in  the same type sizes as required for the child hazard
warning.   Refer to P.R.  Notices  83-3 and 84-1 to  determine the
storage and disposal instructions appropriate for your products.

Item IOC.  DIRECTIONS  FOR USE - Directions for use must be stated
in terms which can be easily read  and understood by  the average
person  likely  to use  or  to  supervise the use  of the pesticide.
When followed,  directions  must  be adequate to  protect the public
from fraud  and from personal injury and to  prevent unreasonable
adverse effects on the  environment.   [40 CFR 156.10(i)(2)]

COLLATERAL LABELING

Bulletins, leaflets, circulars, brochures, data  sheets, flyers, or
other written or graphic printed matter which is referred  to on the
label  or which is to  accompany the product  are termed collateral
labeling.   Such labeling may not  bear claims  or representations
that differ  in substance from  those accepted  in  connection with
registration of the product.  Collateral labeling must  be  made part
of the response to the RED and  submitted for review.

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   Environmental Protection Agency

   submitter has asserted a confidential
           information claim concerning
   the material)
    <5) A copy of each document, propos-
   al  or  other item  of  written material
   concerning the Registration Standard
   provided by the Agency to any person
   or   party   outside   of   government
   (within 15 working days after the Item
   is made  available  to such person or
   party).
    (6) A copy of the Registration Stand-
   ard;
    (7) With respect to a Registration
  Standard for which the Agency  has
  determined that a substantially com-
  plete chronic  health and  teratology
  data base exists, a copy of the FEDERAL
  REGISTER notice concerning availabil-
  ity of a proposed  Registration Stand-
  ard, and a copy of each comment re-
  ceived  in  response  to  that  notice
  (within 10 working days after receipt
  by the  Agency, or  15 working days if
  the submitter has asserted a confiden-
  tial  business Information  claim con-
  cerning the material).
   (8) A  copy of the FEDERAL REGISTER
  notice announcing the issuance of the
  Registration  Standard   (within   10
  working days after  the publication of
  the notice).
   (c) Index of the docket. The Agency
  will  establish  and  keep  current  an
 index to the docket for each Registra-
 tion  Standard. The  index will include,
 but is not limited to:
   (1) A  list of each meeting between
 the Agency and any person or  party
 outside of government, containing the
 date  and subject of the meeting, the
 names of participants and the name of
 the person requesting the meeting.
   (2)  A list of each document in the
 docket by title, source or recipient(s),
 and the date the  document was re-
 ceived or provided by the Agency.
  
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§ 156.10

lations in this Part. The contents of a
label must  show  clearly and promi-
nently the following:
  (1) The name, brand,  or trademark
under which the product Is sold as pre-
scribed in paragraph (b) of this sec-

  (II) The name and  address of the
producer,  registrant,  or  person  for
whom produced as prescribed in para-
graph (c) of this section;
      The   product    registration
number as prescribed in paragraph (e)
of this section;
  (v)  The  producing   establishment
number as prescribed in paragraph (f >
of this section;
  (vi) An ingredient statement as pre-
scribed  in paragraph  (g)  of  this sec-
tion:                           , .
  (vii) Warning or precautionary state-
ments as prescribed in  paragraph th)
of this section;
  (vlii) The directions  for use as pre-
scribed in paragraph (i) of this section;
and
  (ix) The use classification(s)  as pre-
scribed in paragraph (j) of this section.
  (2) Prominence and legibility. (1) All
 words, statements, graphic representa-
 tions, designs or other information re-
 quired on the labeling by the Act or
 the regulations  in this part must be
 clearly legible to a person with normal
 vision, and must be placed with such
 conspicuousness  (as  compared with
 other  words,  statements,  designs, or
 graphic matter  on the labeling) and
 expressed in such terms as to render it
 likely  to be  read and  understood by
 the ordinary individual under custom-
-ary conditions of purchase and use.
   (11) All required label text must:
   (A) Be set to 6-polnt or larger type;
   (B)  Appear on a clear contrasting
 background: and
   (C) Not be obscured or crowded.
   (3) L&ngv> to be wed All required
 label or labeling text shall  appear In
 the English language. However, the
 Agency may require or the applicant
 may propose additional text in other
  languages as is considered necessary to
  protect the public. When  additional
  text in another language is necessary,
  all labeling  requirements will be ap-
  plied equally to both the English and
        40 CFR Ch. I (7-1-89 Edition)

other-language  versions of the  label-
ing.
  (4) Placement of Label-d) General,
The label shall  appear on or be secure-
ly attached to the immediate contain-
er of the  pesticide product. For pur-
poses of this  Section,  and the tnia-
branding provisions  of  the Act, "se-
curely attached" shall  mean that  a
label can reasonably be  expected to
remain affixed during the foreseeable
conditions and  period of use. If the im-
mediate container is enclosed within a
wrapper or outside container through
which the label cannot be clearly read,
the label  must  also be  securely at-
tached to such outside wrapper or con-
tainer. if it is a part of the package as
customarily distributed or sold.
   (il) Tank cars and other bulk con-
 tainers— < A)  Transportation, While a
 pesticide product is  in transit, the ap-
 propriate provisions of 49 CFR Parts
 170-189, concerning the transportation
 of hazardous materials, and specifical-
 ly those provisions concerning  the la-
 beling, marking and placarding  of haz-
 ardous materials and the vehicles car-
 rying them, define  the basic Federal
 requirements.  In addition, when any
 registered" pesticide product is trans-
 ported In a tank car, tank truck  or
 other mobile or portable bulk contain-
 er, a copy of  the accepted label must
 be  attached to the shipping   papers,
 and left with the consignee at the time
 of delivery.
   (B) Storage. When  pesticide prod-
 ucts are  stored in bulk containers,
 whether mobile or stationary, which
 remain in the custody  ol the  user, a
 copy of the label of labeling, including
 aU appropriate directions for use, shall
 be securely attached to the container
 in the immediate vicinity of  the dis-
 charge control valve.
    (5) False  or misleading statements.
 Pursuant to section 2(q)(lXA> of the
  Act, a pesticide or a  device declared
  subject   to   the   Act  pursuant  to
  5 153.240. is misbranded if Its  labeling
  Is false or misleading in any particular
  including both pestlcidal and non-pes-
  tlcidal claims. Examples of statements
  or  representations in  the   labeling
  which constitute misbranding  include;
    (i) A false  or misleading statement
  concerning the composition  of  the
  product;
                                      76

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               Protection Agency
   (ID A false  or misleading statement
 concerning the effectiveness  of  the
 product as a pesticide or device;
   
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 §156.10

 tent of the packages In a shipment fall
   suggest or imply recommendation
or endorsement of the product by the
Agency*
  (ft Producing establishments  regis-
tration number. The producing estab-
lishment registration number preced-
ed by  the phrase  "EPA Est.", of the
final establishment at which the prod-
uct was produced  may appear In any
suitable location on the label or imme-
diate container. It  must appear on the
wrapper  or  outside  container of the
package if the EPA establishment reg-
istration number  on  the  immediate
container cannot  be   clearly  read
through such wrapper or container.
  (g) Ingredient statement— <1) Gener-
al. The label of each pesticide product
must bear a statement which contains
the name and percentage by weight of
each active  ingredient, the  total per-
centage by weight of all inert ingredi-
ents; and if  the pesticide contains ar-
senic in any form, a statement of the
percentages  of total and water-soluble
arsenic calculated as  elemental  ar-
senic. The active ingredients must  be
designated by the term "active ingredi-
ents" and the inert Ingredients by the
term "Inert Ingredients," or  the singu-
lar forms of these terms when appro-
priate. Both terms  shall be in the
same type size, be  aligned to the same
margin and be equally prominent. The
statement "Inert Ingredients, none" is
not required for pesticides which con-
tain 100  percent  active ingredients.
Unless the Ingredient statement is a
complete analysis of the pesticide, the
term "analysis" shall not be used as a
heading for the Ingredient statement.
  (2) Position of ingredient statement
(1) The Ingredient statement is nor-
mally  required on the front panel of
        40 CFR Ch. I (7-1-89 Edition)

    label  If there is an outside con-
tainer or wrapper through which the
ingredient statement cannot be clearly
read, the  ingredient statement must
also 'appear on such outside container
or wrapper. If the size or form of the
package  makes it  impracticable  to
place the ingredient statement on the
front  panel of the label, permission
may be  granted  for  the ingredient
statement to appear elsewhere.
  (ii) The  text of the Ingredient state-
ment  must  run parallel with  other
text on the panel on which it appears,
and must be  clearly  distinguishable
from and must not be  placed in the
body of other text.
  (3) Names to be  used  in ingredient
statement. The name used for each in-
gredient   shall   be  the   accepted
common  name, if  there is  one,  fol-
lowed  by the  chemical name. The
common name may be used alone only
if it is well known. If no common name
has been established,  the  chemical
name alone  shall be used. In no case
will the use of a trademark or proprie-
tary name be permitted unless such
name has been accepted as a common
name by. the Administrator under the
authority  of section 25(0(8).
  (4) Statements of percentages. The
percentages of ingredients  shall  be
stated  in  terms of weight-to-weight.
The sum of percentages of the active
and the inert Ingredients shall be 100.
Percentages shall not be expressed by
a range of values such as "22-25%." If
the uses of the pesticide product  are
expressed as weight of active Ingredi-
ent per unit area,  a statement  of the
weight of active ingredient per unit
volume of the pesticide formulation
shall  also appear  in the  ingredient
statement.
  (5) Accuracy of  stated percentages.
The percentages given shall be as pre-
cise as possible reflecting good manu-
facturing  practice.  If there may be un-
avoidable variation between manufac-
turing batches, the value  stated  for
each  active ingredient  shall be  the
lowest  percentage  which   may   be
present.
  (6)  Deterioration. Pesticides  which
change in chemical composition  sig-
nificantly must meet the following la-
beling requirements:
                                    78

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  cnv|ronin*ntal Protection Agoncy

    ,n  in  cases where it is determined
   hat  a pesticide .formulation changes
   hemlca*  composition  significantly,
  me product must bear the  following
   tktement  in a prominent position on
  the label:  "Not for  sale  or  use  after
  rdatel."
     Use of signal words. Use of any
signal word(s) associated with a higher
Toxicity Category  is not permitted
except when the Agency determines
that such labeling is necessary to pre-
vent unreasonable adverse effects on
man or the environment. In  no case
shall more  than one human  hazard
signal word appear on the front panel
of a label,
  (il) Child hazard warning. Every pes-
ticide product laoel shall bear on  the
front panel the  statement "keep out of
reach  of children,"  Only  in  cases
where the likelihood  of contact with
children  during distribution, market-
ing, storage or use is demonstrated by
the applicant to be extremely remote,
or if the nature of the pesticide is such
                                    79

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 I 156.10

 that It is approved lor use on infants
 or small children, may the Administra-
 tor waive this requirement.
   (ill)  Statement of practical treat-
 m*n«—(A)   Toxicity  Category I.  A
 statement of practical treatment {first
 aid or other) shall appear on  the front
 panel of the label of all pesticides  fall-
 ing into  Toxicity Category  I  on  the
 basis of oral, inhalation or dermal  tox-
 leity.  The   Agency  may.   however,
 permit reasonable  variations  in  the
 placement of  the statement of practi-
 cal treatment is some reference such
 as "See statement of practical treat-
 ment  on back panel" appears on the
 front  panel near the word  "Poison"
 and the skull and crossbones.
   CB)  Otter toxitrity categories.  The
 statement of practical treatment is not
 required on the front panel except as
 described in paragraph (hXIKiilXA) of
 this section. The applicant may, how-
 ever,  include such a front panel state-
 ment  at his  option. Statements of
 practical  treatment are,  however, re-
 quired  elsewhere  on  the   label in
 accord  with paragraph (h)(2>  of  this
 section if they do  not appear on  the
 front panel.
  (iv) Placement and prominence. All
 the require front panel warning state-
ments shall be grouped together on
 the label, and shall appear with suffi-
cient  prominence  relative  to  other
front panel  text and graphic material
to  make  them unlikely to  be over-
looked under customary conditions of
purchase and use. The following table
shows the minimum type size requlre-
          40 CFR Ch. 1 (7-1-S9 Edition)

menu  for the  front  panel warning
statements on various sizes of labels:

Size of IUM< front panel in tquare
incnee
$ •ml under 	
Above 5 to 10
Above 10 to 15 	
Above 15 to 30 	
Over 30.

Pot
Requved
aignal
wont, ill
capital!
6
10
12
14
18

rm
"Keepow
Of react! w
Chadren"




15

  (2) Other required warnings and pre-
cautionary statements. The warnings
and precautionary  statements as re-
quired below shall appear together on
the  label  under the  general heading
"Precautionary    Statements"   and
under  appropriate   subheadings  of
"Hazard to Humans and Domestic Ani-
mals,"  "Environmental  Hazard" and
"'Physical  or Chemical Hazard."
  (I) Hazard  to  humans  and domestic
animals. (A)  Where a hazard exists to
humans or domestic  animals, precau-
tionary statements are required  indi-
cating  the  particular  hazard,   the
routets) of exposure  and the precau-
tions to be taken to avoid accident.
injury or  damage. The precautionary
paragraph shall be immediately pre-
ceded by the appropriate hazard signal
word.
  (B) The following table depicts  typi-
cal  precautionary statements.  These
statements must  be  modified,or ex-
panded to reflect specific hazards.
  Toncrty
  category
                               Precautionary statement* by tenacity category
                Oral, inhalation, or dermal toncrty
              Skin and eye toeal effect*
II	
III.
IV		
Fatal (powsoou*) « (wallowed linhalad or
 through akin). Do not breathe vapor toutt or ipray
 mot]. Do not get in ayea. on ikin. or on dotting
 [Front panel atawmeni of  practical treatrnent re-
 quired.].
May be  fatal II twaHowed  [inhaled  or abaorbed
 through tht it*]. Do not bmthf vipon [duft or
 •pray miatl. Do not gel in evea, on  akin,  or on
 cfcxriing tAperopriate flnt aid etatementa rvquired.J.
Harmful ti twaHowed [inhaled or abaorbed through the
 akin]. Avoid breathing vapor* [duat or apny rrrtt).
 Avoid eomact wtth aWn [eye* or dothing]. [Appro-
 priate firat aid atatement required, ].
[No pracaudonary natementt requrad.1	
                 eye and itin damage [or tfcm
      irritation}. Do not get in evea. on Dun.  or on
      clothing. Wear aoojte* or lace ahietd and  rubber
      gtovee when nandhng. Harmful or fatal if (wallowed.
      [Appropriate firr aid atatcmam required-J
    Cauaea ay* (and akin] irritation. Do not get in eye*.
      on Hw, or on dotting. Harmful if iwutowtd. [A>
      propnata flnjt aid •tatemafit raquired,]
    Avoid contact with thin, ty« or clothing. In eaat of
      contact immediately flush ayat or lion with plenty of
      water. Gat medical attention ff irritation penMts.

    [No precautionary atttamanta required,]
                                      80

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     .ronrB«ntal Protection Agoncy

    „. Environmental hazards. Where a
   (    exists to non  target organisms
         g humans and  domestic  ani-
        recautionary statements are re-
         stating  the  nature  of  the
         and tne  aPProPriate  precau-
        jo  avoid   potential accident,
        or damage. Examples  of  the
         statements and  the  circum-
        under which they are required
       if ft Pesticide intended for out-
      use contains an active ingredient
      a mammalian acute oral LD» of
     or less, the statement "This Pesti-
 cide is Toxic to Wildlife" is required.
   (B)  If » pesticide intended lor out-
 door use contains an active ingredient
 .ritn a fish acute LC*. of 1 ppm or less,
 the statement "This Pesticide Is Toxic
 to Pish" is required.
   
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§ 156.10

  (B> The  label bears a reference to
the directions for use in accompanying
leaflets or circulars, such  as  "See di-
rections in the enclosed circular:" and
  (C) The Administrator  determines
that it is not necessary for such direc-
tions to appear on the label,
  (ili)  Exceptions to requirement for
direction for use— The site(s) of application, as for
example the  crops, animals, areas, or
objects to be treated.
  (iv)  The target pest(s)  associated
with each site.
  (v) The dosage rate associated  with
each site and pest.
  cvi) The method of application, in-
cluding instructions for dilution. If re-
quired,  and type(s) of application ap-
paratus or equipment required.
  (vil) The frequency and timing of ap-
plications necessary to obtain effective
results  without causing  unreasonable
 adverse effects on the environment.
   (vlli) Specific limitations on reentry
 to areas where the pesticide has been
 applied,   meeting  the  requirements
 concerning  reentry  provided  by  40
 CFR Part 170.
   (be)  Specific directions  concerning
 the storage and disposal of the pesti-
 cide and its container, meeting the re-
 quirements of 40 CFR Part 165. These
 instructions  shall  be   grouped  and
 appear under the heading "Storage
 and Disposal." This heading must b«
 set in type of the same minimum siz*»
 as required for the child hazard warn-
 ing. (See Table In § 162.10(hKl)Clv))
                                      82

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              Protection Agtney
     Any limitations or restrictions on
        ired to prevent unreasonable
   ve    effects, such as:
  /A) Required  intervals between ap-
         and harvest  of food or feed
    > Rotational crop restrictions.
    ) Warnings as required against use
   Certain crops,  animals, objects, or
     adjacent to certain areas.
     [Reserved!
      F°r restricted  use  pesticides,  a
       nt that the pesticide may be
fto     under the direct supervision of
* certified applicator who is not phys-
ically present at the site of application
but  nonetheless   available  to   the
person applying  the pesticide,  unless
the Agency has determined  that  the
pesticide may only be applied under
the direct supervision of a certified ap-
plicator who is physically present.
   except that, if a product
has both restricted use(s) and general
use
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   APPENDIX F
Generic Data Call-in
        78

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             UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

                        WASHINGTON, D.C. 20460
                       DATA CALL-IN NOTICE
                                                           OFFICE OF
CERTIFIED MAIL                        "WI  ~" '^^U    PREVENTION. PESTICIDES AND
                                                        TOXIC SUBSTANCES
NOV261993
Dear Sir or Madam:


This Notice requires you  and  other  registrants of pesticide
products containing the active  ingredient identified in
Attachment A of this Not ice,  the Data__Ca_ll-In Chemical Status
Sheet. to submit  certain  data as noted herein to the U.S.
Environmental Protection  Agency (EPA,  the Agency).  These data
are necessary to  maintain the continued registration of your
product(s) containing  this active ingredient.  Within 90 days
after you receive this Notice you must respond as set forth in
Section III below.  Your  response must state:

     1.   how you will comply with  the requirements set forth in
          this Notice  and its Attachments A through F; or

     2.   why you believe you are exempt from the requirements
          listed  in this  Notice and in Attachment C, Requirements
          Status  and Registrants Response Form, (see section
          III-B); or

     3.   why you believe EPA should not require your submission
          of data in the  manner specified by this Notice  (see
          section III—D),

     If you do not respond to this  Notice, or if you do not
satisfy EPA that  you will comply with its requirements or should
be exempt or excused from doing so, then the registration of your
product(s) subject to  this Notice will be subject to suspension.
We have provided  a list of all  of your products subject to this
Notice  in Attachment B, Data  Call-in Response Form, as well as  a
list of all registrants who were sent this Notice  (Attachment D) .

     The authority for this Notice is section 3(c)(2)(B) of the
Federal Insecticide, Fungicide  and Rodenticide Act as amended
(FIFRA), 7 U.S.C. section 136a(c)(2)(B).  Collection of this
information is authorized under the Paperwork Reduction Act by
OMB Approval No.  2070-0107 (expiration date 3-31-96).


                                                      Recycled/Recyclable
                                                      Printed with Soy/Canola Ink on paper that
                                                      contains at least 50% recycled fiber

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      This Notice is divided into six sections and six
Attachments.  The Notice itself contains information and
instructions applicable to all Data Call-in Notices.  The

Attachments contain specific chemical information and
instructions.  The six sections of the Notice are:

     Section I   - Why You Are Receiving This Notice
     Section II  - Data Required By This Notice
     Section III - Compliance With Requirements Of This
                   Notice
     Section IV  - Consequences Of Failure To Comply With
                   This Notice
     Section V   - Registrants' Obligation To Report
                   Possible Unreasonable Adverse Effects
     Section VI  - Inquiries And Responses To This Notice

     The Attachments to this Notice are:

     Attachment A - Data Call-in Chemical Status Sheet
     Attachment B - Data Call-in Response Form
     Attachment C - Requirements Status And Registrant's Response
                    Form
     Attachment D - List Of All Registrants Sent This Data
                    Call-in Notice
     Attachment E - EPA Acceptance Criteria
     Attachment F - Cost Share and Data Compensation Forms

SECTION I.  WHY YOU ARE RECEIVING THIS NOTICE

     The Agency has reviewed existing data for this active
ingredient and reevaluated the data needed to support continued
registration of the subject active ingredient.  This reevaluation
identified additional data necessary to assess the health and
safety of the continued use of products containing this active
ingredient.  You have been sent this Notice because you have
product(s) containing the subject active ingredient.

SECTION II.  DATA REQUIRED BY THIS NOTICE

II-A.  DATA REQUIRED

     The data required by this Notice are specified in
Attachment C, Requirements Status and Registrant's ResponseJForm.
Depending on the results of the studies required in this Notice,
additional testing may be required.

II-B.  SCHEDULE FOR SUBMISSION OF DATA

     You are required to submit the data or otherwise satisfy the
data requirements specified in Attachment C, Requirements Status
and Registrant's Response Form, within the timeframes provided.

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II-C.  TESTING PROTOCOL

     All studies required under this Notice must be conducted in
accordance with test standards outlined in the Pesticide Assessment
Guidelines for those studies for which guidelines have been
established.

     These EPA Guidelines are available from the National Technical
Information Service (NTIS), Attn: Order Desk, 5285 Port Royal Road,
Springfield, Va 22161 {tel: 703-487-4650).

     Protocols approved by the Organization for Economic
Cooperation and Development (OECD) are also acceptable if the OECD-
recommended test standards conform to those specified in the
Pesticide Data Requirements regulation (40 CFR § 158.70).  When
using the OECD protocols, they should be modified as appropriate so
that the data generated by the study will satisfy the requirements
of 40 CFR § 158.  Normally, the Agency will not extend deadlines
for complying with data requirements when the studies were not
conducted in accordance with acceptable standards.  The OECD
protocols are available from OECD, 1750 Pennsylvania Avenue N.W. ,
Washington, D.C. 20006.

     All new studies and proposed protocols submitted in response
to this Data Call-In Notice must be in accordance with Good
Laboratory Practices [40 CFR Part 160.3(a) (6) ].


II-D.  REGISTRANTS RECEIVING PREVIOUS SECTION 3fc)f21fB) NOTICES
       ISSUED BY THE AGENCY

       Unless otherwise noted herein, this Data Call-In does not in
any way supersede or change the requirements of any previous Data
Call—Infsi, or any other agreements entered into with the Agency
pertaining to such prior Notice.  Registrants must comply with the
requirements of all Notices to avoid issuance of a Notice of intent
to Suspend their affected products.


SECTION III.  COMPLIANCE WITH REQUIREMENTS OF THIS NOTICE

III-A.  SCHEDULE FOR RESPONDING TO THE AGENCY

      The appropriate responses initially required by this Notice
must be submitted to the Agency within 90 days after your receipt
of this Notice.  Failure to adequately respond to this Notice
within 90 days of your receipt will be a basis for issuing a Notice
of Intent to Suspend (NOIS) affecting your products. This and other
bases for issuance of NOIS due to failure to comply with this
Notice are presented in  Section IV-A and IV-B.

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III-B.  OPTIOHS FOR RESPONDING TO THE AGENCY

     The options for responding to this Notice are:  1)  voluntary
cancellation, 2) delete use(s), (3)  claim generic data exemption,
(4) agree to satisfy the data requirements imposed by this Notice
or (5) request a data waiver fa).

     A discussion of how to respond if you chose the Voluntary
Cancellation option, the Delete Use(s) option or the Generic Data
Exemption option is presented below.  A discussion of the various
options available for satisfying the data requirements of this
Notice is contained in Section III-C.  A discussion(of options
relating to requests for data waivers is contained in Section III-
D.

     There are two forms that accompany this Notice of which,
depending upon your response, one or both must be used in your
response to the Agency.  These forms are the Data-Call-in Response
Form. Attachment B and the Requirements Status and Registrant's
Response Form. Attachment C. The Data Call-in Response Form must be
submitted as part of every response to this Notice.  Please note
that the company's authorized representative is required to sign
the first page of the Data Call-in Response Form and Requirements
Status and Registrant's Response Form  (if this form is required)
and initial any subsequent pages. The forms contain separate
detailed instructions on the response options.  Do not alter the
printed material.  If you have questions or need assistance in
preparing your response, call or write the contact person
identified in Attachment A.

      l. Voluntary Cancellation - You may avoid the requirements of
this Notice by requesting voluntary cancellation of your product(s)
containing the active ingredient that is the subject of this
Notice.  If you wish to voluntarily cancel your product, you must
submit a completed Data Call-In Response Form, indicating your
election of this option.  Voluntary cancellation is item number  5
on the Data Call-In Response Form.  If you choose this option, this
is the only form that you are required to complete.

      If you chose to voluntarily cancel your product, further sale
and distribution of your product after the effective date of
cancellation must be in accordance  with the Existing Stocks
provisions of this Notice which are contained in section IV-c,

      2.  use Deletion - You may avoid the requirements of this
Notice by eliminating the uses  of your product to which the
requirements apply.  If you wish to amend your registration  to
delete uses, you must submit the Requirements Status and
Registrant's Response Form,  a  completed application  for amendment,
a copy of your  proposed amended  labeling, and all other information
required for processing the  application.  Use deletion  is option
number 7 on  the Requirements  Status and Registrant's Response Form.

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You must also complete a Data Call-in Response Form by signing the
certification, item number 8. Application forms for amending
registrations may be obtained from the Registration Support and
Emergency Response Branch, Registration Division, (703)  557-2126.

     If you choose to delete the use(s) subject to this Notice or
uses subject to specific data requirements, further sale,
distribution, or use of your product after one year from the due
date of your 9O day response, must bear an amended label.

     3.  Generic Data Exemption - Under section 3(c)(2)(D)  of
FIFRA, an applicant for registration of a product is exempt from
the requirement to submit or cite generic data concerning an active
ingredient if the active ingredient in the product is derived
exclusively from purchased, registered pesticide products
containing the active ingredient.  EPA has concluded,  as an
exercise of its discretion, that it normally will not suspend the
registration of a product which would gualify and continue to
qualify for the generic data exemption in section 3(c)(2)(D) of
FIFRA.  To qualify, all of the following requirements must be met:

     a.   The active ingredient in your registered product must be
          present solely because of incorporation of another
          registered product which contains the subject active
          ingredient and is purchased from a source not connected
          with you;

     b.   Every registrant who is the ultimate source of the active
          ingredient in your product subject to this DCI must be in
          compliance with the requirements of this Notice and must
          remain in compliance; and

     c.   You must have provided to EPA an accurate and current
          "Confidential statement of Formula" for each of your
          products to which this Notice applies.

     To apply for the Generic Data Exemption you must submit a
completed Data Call-in Response Form, Attachment B and all
supporting documentation.  The Generic Data Exemption is item
number 6a on the Data Call—In Response Form.  If you claim a
generic data exemption you are not required to complete the
Requirements Status and Registrant's Response Form.  Generic Data
Exemption cannot be selected as an option for product specific
data.

     If you are granted a Generic Data Exemption, you rely on the
efforts of other persons to provide the Agency with the required
data.  If the registrant(s) who have committed to generate and
submit the required data fail to take appropriate steps to meet the
requirements or are no longer in compliance with this Data Call-In
Notice, the Agency will consider that both they and you are not in
compliance and will normally initiate proceedings to suspend the

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registrations of both your and their product(s), unless you commit
to submit and do submit the required data within the specified
time.  In such cases the Agency generally will not grant a time
extension for submitting the data.

     4. Satisfying the Data Requirements of this Notice  There are
various options available to satisfy the data requirements of this
Notice.  These options are discussed in Section III-C of this
Notice and comprise options 1 through 6 on the Requirements Status
and Registrant's Response Form and option 6b and 7 on the Data
Call-in Response Form. If you choose option 6b or 7, you must
submit both forms as well as any other information/data pertaining
to the option chosen to address the data reguirement.

     5. Request for Data Waivers.  Data waivers are discussed in
Section III-D of this Notice and are covered by options 8 and 9 on
the Requirements Status and Registrant's Response Form.  If you
choose one of these options, you must submit both forms as well as
any other information/data pertaining to the option chosen to
address the data requirement.

III-C  SATISFYING THE DATA REQUIREMENTS OF THIS NOTICE

     If you acknowledge on the Data Call-in Response Form that you
agree to satisfy the data requirements  (i.e. you select option 6b
and/or 7), then you must select one of the six  options on the
Requirements Status and Registrant's Response Form related to data
production for each data requirement.  Your option selection should
be entered under item number 9, "Registrant Response."  The six
options related to data production are the first six options
discussed under item 9 in the instructions for  completing the
Requirements Status and Registrants Response Form.  These six
options are listed immediately below with information in
parentheses to guide registrants to additional  instructions
provided in this Section.  The options are:

      (l)  I will generate and submit data within the specified
          timeframe  (Developing Data)
      {2}  I have entered into an agreement with one  or more
          registrants to develop data jointly  (Cost  Sharing)
      (3)  I have made offers to cost-share  (Offers to Cost Share)
      (4)  I am submitting an existing study that has not been
          submitted previously to the Agency by anyone  (Submitting
          an Existing Study)
      (5)  I am submitting or citing data to upgrade  a  study
          classified  by EPA as partially acceptable  and upgradeable
           (Upgrading  a Study)
      (6)  I am citing an existing study that EPA has classified  as
          acceptable  or an  existing study that  has  been submitted
          but not  reviewed  by the Agency  (Citing an  Existing  Study)

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     Option 1. Developing Data — If you choose to develop the
required data it must be in conformance with Agency deadlines and
with other Agency requirements as referenced herein and in the
attachments.  All data generated and submitted must comply with the
Good Laboratory Practice (GLP) rule  (40 CFR Part 160), be conducted
according to the Pesticide Assessment Guidelines (PAG), and be in
conformance with the requirements of PR Notice 86-5.  In addition,
certain studies require Agency approval of test protocols in
advance of study initiation.  Those studies for which a protocol
must be submitted have been identified in the Requirements status
and Registrant's Response Form and/or footnotes to the form.  If
you wish to use a protocol which differs from the options discussed
in Section II-C of this Notice, you must submit a detailed
description of the proposed protocol and your reason for wishing to
use it.  The Agency may choose to reject a protocol not specified
in Section II-C.  If the Agency rejects your protocol you will be
notified in writing, however, you should be aware that rejection of
a proposed protocol will not be a basis for extending the deadline
for submission of data,

     A progress report must be submitted for each study within 90
days from the date you are required to commit to generate or
undertake some other means to address that study requirement, such
as making an offer to cost share or agreeing to share in the cost
of developing that study.  A 90-day progress report must be
submitted for all studies.  This 90-day progress report must
include the date the study was or will be initiated and, for
studies to be started within 12 months of commitment, the name and
address of the laboratory(ies) or individuals who are or will be
conducting the study.

     In addition, if the time frame  for submission of a final
report is more than 1 year, interim reports must be submitted at 12
month intervals from the date you are required to commit to
generate or otherwise address the requirement for the study.
In addition to the other information specified in the preceding
paragraph, at a minimum, a brief description of current activity on
and the status of the study must be  included as well as a full
description of any problems encountered since the last progress
report.

     The time frames in the Requirements Status and Registrant's
Response Form are the time frames that the Agency is allowing for
the submission of completed study reports or protocols.  The noted
deadlines run from the date of the receipt of this Notice by the
registrant.  If the data are not submitted by the deadline, each
registrant is subject to receipt of  a Notice of Intent to Suspend
the affected registration(s).

     If you cannot submit the data/reports to the Agency in the
time required by this Notice and intend to seek additional time to
meet the requirements(s) , you must submit a request to the Agency

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which includes:  (1) a detailed description of the expected
difficulty and (2)  a proposed schedule including alternative dates
for meeting such requirements on a step-by-step basis.  You must
explain any technical or laboratory difficulties and provide
documentation from the laboratory performing the testing.  While
EPA is considering your request, the original deadline remains.
The Agency will respond to your request in writing.  If EPA does
not grant your request, the original deadline remains.  Normally,
extensions can be requested only in cases of extraordinary testing
problems beyond the expectation or control of the registrant.
Extensions will not be given in submitting the 90-day responses.
Extensions will not be considered if the request for extension is
not made in a timely fashion; in no event shall an extension
request be considered if it is submitted at or after the lapse of
the subject deadline.

     Option 2. Agreement to Share in Cost to Develop Data  — If
you choose to enter into an agreement to share in the cost of
producing the required data but will not be submitting the data
yourself, you must provide the name of the registrant who will be
submitting the data.  You must also provide EPA with documentary
evidence that an agreement has been formed.  Such evidence may be
your letter offering to join in an agreement and the other
registrant's acceptance of your offer, or a written statement by
the parties that an agreement exists.  The agreement to produce the
data need not specify all of the terms of the final arrangement
between the parties or the mechanism to resolve the terms.  Section
3(c) (2) (B) provides that if the parties cannot resolve the terms of
the agreement they may resolve their differences through binding
arbitration.

     Option 3. Offer to Share in the Cost of Data Development — If
you have made an offer to pay in an attempt to enter into an
agreement or amend  an existing agreement to meet the requirements
of this Notice and  have been unsuccessful, you may request EPA  (by
selecting this option) to exercise its discretion not to suspend
your registration(s) , although you do not comply with the data
submission requirements of this Notice.  EPA has determined that as
a general policy, absent other relevant considerations,  it will not
suspend the registration of a product of a registrant who has in
good faith sought and continues to seek to enter into a  joint data
development/cost sharing program, but the other registrant(s)
developing the data has refused to accept your offer.  To qualify
for this option, you must submit documentation to the Agency
proving that you have made an offer to another registrant  (who has
an obligation to submit data) to share in the burden of  developing
that data.  You must also submit to the Agency a completed EPA Form
8570-32, Certification of Offer to Cost Share in the Development of
Data,  Attachment E.  In addition, you must demonstrate that the
other  registrant to whom the offer was made has not accepted your
offer  to enter  into a costsharing agreement by including a copy  of
your offer and proof of the other registrant's receipt of that

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offer (such as a certified mail receipt).   Your offer must, in
addition to anything else, offer to share  in the burden of
producing the data upon terms to be agreed or failing agreement to
be bound by binding arbitration as provided by FIFRA section
3(c)(2)(E)(iii) and must not qualify this  offer.   The other
registrant must also inform EPA of its election of an option to
develop and submit the data required by this Notice by submitting a
Data Call-tin. Response Form and a Requirements Status and
Registrant's Response Form committing to develop and submit the
data required by this Notice.

     In order for you to avoid suspension under this option, you
may not withdraw your offer to share in the burdens of developing
the data.  In addition, the other registrant must fulfill its
commitment to develop and submit the data  as required by this
Notice.   If the other registrant fails to develop the data or for
some other reason is subject to suspension, your registration as
well as that of the other registrant will  normally be subject to
initiation of suspension proceedings, unless you commit to submit,
and do submit the reguired data in the specified time frame.  In
such cases, the Agency generally will not grant a time extension
for submitting the data.

     Option 4. Submitting an Existing Study — If you choose to
submit an existing study in response to this Notice, you must
determine that the study satisfies the requirements imposed by this
Notice.   You may only submit a study that has not been previously
submitted to the Agency or previously cited by anyone.  Existing
studies are studies which predate issuance of this Notice.  Do not
use this option if you are submitting data to upgrade a study. {See
Option 5}.

     You should be aware that if the Agency determines that the
study is not acceptable, the Agency will require you to comply with
this Notice, normally without an extension of the required date of
submission.  The Agency may determine at any time that a study is
not valid and needs to be repeated.

     To meet the requirements of the DCI Notice for submitting an
existing study, all of the following three criteria must be clearly


     a. You must certify at the time that the existing study is
     submitted that the raw data and specimens from the study are
     available for audit and review and you must identify where
     they are available.  This must be done in accordance with
     the requirements of the Good Laboratory Practice  (GLP)
     regulation, 40 CFR Part 16O. As stated in 40 CFR  160.3 (j)
     11 '[r]aw data' means any laboratory worksheets, records,
     memoranda, notes, or exact copies thereof, that are the result
     of original observations and activities of a study and are
     necessary for the reconstruction and evaluation of the report

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    of that study.  In the  event  that  exact  transcripts  of  raw
    data have been prepared (e.g.,  tapes which have  been
    transcribed verbatim, dated,  and verified accurate by
    signature), the exact copy  or exact transcript may be
    substituted for the  original  source as raw data.   'Raw  data'
    may include photographs,  microfilm or microfiche copies,
    computer printouts,  magnetic  media, including dictated
    observations, and recorded  data from automated instruments."
    The term "specimens", according to 40 CFR 160.3 (k) ,  ineans "any
    material derived from a test  system for  examination  or
    analysis."

    b. Health and safety studies  completed after May 1984 must
    also contain all GLP-required quality assurance  and  quality
    control information, pursuant to the requirements of 40 CFR
    Part 160.  Registrants  must also certify at the  time of
    submitting the existing study that such  GLP information is
    available for post-May  1984 studies by including an
    appropriate statement on or attached to  the study signed by an
    authorized official  or  representative of the registrant,

    c. You must certify  that each study fulfills the acceptance
    criteria for the Guideline  relevant to the study provided in
    the FIFRA Accelerated Reregistration Phase 3 Technical
    Guidance and that the study has been conducted according to
    the Pesticide Assessment Guidelines  (PAG) or meets the  purpose
    of the PAG  (both available  from NTIS).   A study  not  conducted
    according to the PAG may be submitted to the Agency  for
    consideration  if the registrant believes that the study
    clearly meets the purpose of  the PAG.  The registrant is
    referred to 40 CFR  158.70 which states the Agency's  policy
    regarding acceptable protocols. If you wish to submit the
    study, you must, in  addition  to certifying that  the  purposes
    of the PAG are met by the study, clearly articulate  the
    rationale why you believe the study meets the purpose of the
    PAG,  including copies of any  supporting  information  or  data.
     It has been the Agency's experience that studies completed
    prior  to January 1970 rarely  satisfied  the purpose of the PAG
     and that necessary  raw  data are usually  not available for  such
     studies.

     If you submit  an existing study, you  must certify that  the
study  meets all requirements of  the criteria  outlined above.

     If  EPA has previously  reviewed a  protocol for a study you  are
submitting, you must  identify any action taKen by the Agency on  the
protocol  and must  indicate,  as part of  your certification, the
manner in  which  all Agency  comments, concerns, or  issues were
addressed  in the  final  protocol and study.

     If  you know of a  study pertaining to any requirement in this
Notice which does  not meet  the criteria outlined above but does

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contain factual information regarding unreasonable adverse effects,
you must notify the Agency of such a study.  If such  study is in
the Agency's files, you need only cite it along with the
notification. If not in the Agency's files, you must submit a
summary and copies as reguired by PR Notice 86-5.

     Option 5i Upgrading a Study — If a study has been classified
as partially acceptable and upgradeable, you may submit data to
upgrade that study.  The Agency will review the data submitted and
determine if the requirement is satisfied.  If the Agency decides
the requirement is not satisfied, you may still be required^to
submit new data normally without any time extension.  Deficient,
but upgradeable studies will normally be classified as
supplemental.  However, it is important to note that not all
studies classified as supplemental are upgradeable.  If you have
guestions regarding the classification of a study or whether a
study may be upgraded, call or write the contact person listed in
Attachment A.  If you submit data to upgrade an existing study you
must satisfy or supply information to correct all deficiencies in
the study identified by EPA.  You must provide a clearly
articulated rationale of how the deficiencies have been remedied or
corrected and why the study should be rated as acceptable to EPA.
Your submission must also specify the MRID number(s) of the study
which you are attempting to upgrade and must be in conformance with
PR Notice 86-5.

     Do not submit additional data for the purpose of upgrading a
study classified as unacceptable and determined by the Agency as
not capable of being upgraded.

     This option should also be used to cite data that has been
previously submitted to upgrade a study, but has not yet been
reviewed by the Agency.  You must provide the MRID number of the
data submission as well as the MRID number of the study being
upgraded.

     The criteria for submitting an existing study, as specified in
Option 4 above, apply to all data submissions intended to upgrade
studies.  Additionally your submission of data intended to upgrade
studies must be accompanied by a certification that you comply with
each of those criteria as well as a certification regarding
protocol compliance with Agency requirements.

     Option  6. Citing Existing Studies — If you choose to cite a
study that has been previously submitted to EPA, that study must
have been previously classified by EPA as acceptable or it must be
a study which has not yet been reviewed by the Agency.  Acceptable
toxicology studies generally will have been classified as "core-
guideline" or "core minimum."  For ecological effects studies, the
classification generally would be a rating of "core."  For all
other disciplines the classification would be "acceptable."  With
respect to any studies for which you wish to select this option you

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must provide the MRID number of the study you are citing and, if
the study has been reviewed by the Agency, you must provide the
Agency's classification of the study.

     If you are citing a study of which you are not the original
data submitter, you must submit a completed copy of EPA Form
8570-31, Certification with Respect to Data Compensation
Requirements.

III-D  REQUESTS FOR DATA WAIVERS

     There are two types of data waiver responses to this Notice.
The first is a request for a low volume/minor use waiver and the
second is a waiver request based on your belief that the data
requirement(s) are inapplicable and do not apply to your product.

1. Low Volume/Minor Use Waiver —  Option 8 on the Requirements
Status and Registrant's Response Form.  Section 3(c)(2)(A) of FIFRA
requires EPA to consider the appropriateness of requiring data for
low volume, minor use pesticides.  In implementing this provision
EPA considers as low volume pesticides only those active
ingredients whose total production volume for all pesticide
registrants is small.  In determining whether to grant a low
volume, minor use waiver the Agency will consider the extent,
pattern and volume of use, the economic incentive to conduct the
testing, the importance of the pesticide, and the exposure and risk
from use of the pesticide.  If an active ingredient is used for
both high volume and low volume uses, a low volume exemption will
not be approved.  If all uses of an active ingredient are low
volume and the combined volumes for all uses are also low, then an
exemption may be granted, depending on review of other information
outlined below.  An exemption will not be granted if any registrant
of the active ingredient elects to conduct the testing.  Any
registrant receiving a low volume minor use waiver must remain
within the sales figures in their forecast supporting the waiver
request in order to remain qualified for such waiver.  If granted a
waiver, a registrant will be required, as a condition of the
waiver, to submit annual sales reports.  The Agency will respond to
requests for waivers in writing.

     To apply for a low volume, minor use waiver, you must submit
the following information, as applicable to your productfs), as
part of your 90-day response to this Notice:

     a.    (i). Total company sales  (pounds and dollars) of all
          registered product(s) containing the active ingredient.
          If applicable to the active ingredient, include foreign
          sales for those products that are not registered in this
          country but  are applied to sugar  (cane or beet), coffee,
          bananas, cocoa, and other  such crops.  Present the above
          information  by year for each of the past five years.


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     (ii).  Provide an estimate of the sales (pounds and
     dollars) of the active ingredient for each major use
     site.  Present the above information by year for each of
     the past five years.

b.   Total direct production cost of product(s) containing the
     active ingredient by year for the past five years.
     Include information on raw material cost,  direct labor
     cost, advertising, sales and marketing, and any other
     significant costs listed separately.

c.   Total indirect production cost (e.g. plant overhead,
     amortized plant and equipment) charged to product(sj
     containing the active ingredient by year for the past
     five years.  Exclude all non-recurring costs that were
     directly related to the active ingredient, such as costs
     of initial registration and any data development.

d.   (i) . A list of each data requirement for which you
     seek a waiver.  Indicate the type of waiver sought
     and the estimated cost to you (listed separately for
     each data requirement and associated test) of
     onducting the testing needed to fulfill each of
     these data requirements.

     (ii).  A list of each data requirement for which you
     are not seeking any waiver and the estimated cost to
     you (listed separately for each data requirement and
     associated test) of conducting the testing needed to
     fulfill each of these data requirements.

e.   For each of the next ten years, a year-by-year fore- cast
     of company sales  (pounds and dollars) of the  active
     ingredient, direct production costs of product(s)
     containing the active ingredient (following the
     parameters in item 2 above) , indirect production costs of
     product(s) containing the active ingredient (following
     the parameters in item 3 above) , and costs of data
     development pertaining to the active ingredient.

f.   A description of the importance and unique benefits of
     the active ingredient to users.  Discuss the use patterns
     and the effectiveness of the active ingredient relative
     to registered alternative chemicals and non-chemical
     control strategies.  Focus on benefits unique to the
     active ingredient, providing information that is as
     quantitative as possible.  If you do not have
     quantitative data upon which to base your estimates, then
     present the reasoning used to derive your estimates.  To
     assist the Agency in determining the degree of importance
     of the active ingredient in terms of its benefits, you
     should provide information on any of the following

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          factors,  as applicable to your product(s): (a)
          documentation of the usefulness of the active ingredient
          in Integrated Pest Management, (b) description  of the
          beneficial impacts on the environment of use of the
          active ingredient, as opposed to its registered
          alternatives, (c)  information on the breakdown of the
          active ingredient after use and on its persistence in the
          environment,  and (d) description of its usefulness
          against a pest(s)  of public health significance.


     Failure to submit sufficient information for the Agency to
make a determination regarding a request for a low volume/minor use
waiver will result in denial of the request for a waiver.

2.  Request for Waiver of Data  —  Option 9 on the Requirements
Status and Registrant's Response Form.  This option may be used if
you believe that a particular data requirement should not apply
because the corresponding use is no longer registered or the
requirement is inappropriate.  You must submit a rationale
explaining why you believe the data requirements should not apply.
You must also submit the current label(s) of your product(s) and,
if a current copy of your Confidential Statement of Formula is not
already on file you must submit a current copy.

     You will be informed of the Agency's decision in writing.  If
the Agency determines that the data requirements of this Notice do
not apply to your product(s), you will not be required to supply
the data pursuant to section 3(c)(2)(B).  If EPA determines that
the data are required for vour product(s). vou must choose a method
of meeting the requirements of this Notice within the time frame
provided by this Notice.  Within 30 days of your receipt of the
Agency's written decision, you must submit a revised Requirements
Status and Registrant's Response Form indicating the option chosen.


IV.  CONSEQUENCES OF FAILURE TO COMPLY WITH THIS NOTICE

IV-A NOTICE OF INTENT TO SUSPEND

     The Agency may issue a Notice of Intent to Suspend products
subject to this Notice due to failure by a registrant to comply
with the requirements of this Data Call-in Notice, pursuant to
FIFRA section 3fc)(2)(B).  Events which may be the basis  for
issuance of a Notice of Intent to Suspend include, but  are not
limited to, the following:
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1.  Failure to respond as required by this Notice within
9O days of your receipt of this Notice,

2.  Failure to submit on the required schedule an acceptable
proposed or final protocol when such is  required to be
submitted to the Agency for review.

3.  Failure to submit on the required schedule an adequate
progress report on a study as required by this Notice.

4.  Failure to submit on the required schedule acceptable
data as required by this Notice.

5.  Failure to take a required action or submit adequate
information pertaining to any option chosen to address the
data requirements (e.g., any required action or information
pertaining to submission or citation of  existing studies or
offers, arrangements, or arbitration on  the sharing of costs
or the formation of Task Forces, failure to comply with the
terms of an agreement or arbitration concerning joint data
development or failure to comply with any terms of a data
waiver).

6.  Failure to submit supportable certifications as to the
conditions of submitted studies, as required by Section III-C
of this Notice.

7. Withdrawal of an offer to share in the cost of developing
required data.

8. Failure of the registrant to whom you have tendered an
offer to share in the cost of developing data and provided
proof of the registrant's receipt of such offer or failure of
a registrant on whom you rely for a generic data exemption
either to:

     a. inform EPA of intent to develop  and submit the data
     required by this Notice on a Data Call-in Response Form
     and a Requirements Status and Registrant's Response Form;

     t>. fulfill the commitment to develop and submit the data
     as required by this Notice; or

     c. otherwise take appropriate steps to meet the
     requirements stated in this Notice,

unless you commit to submit and do submit the required data in
the specified time frame.

9.  Failure to take any required or appropriate steps, not
mentioned above, at any time following the issuance of this
Notice.

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IV-B.  BASIS FOR DETERMINATION THAT SUBMITTED STUDY IS
      UNACCEPTABLE

     The Agency may determine that a study (even if submitted
within the required time)  is unacceptable and constitutes a basis
for issuance of a Notice of Intent to Suspend.  The grounds for
suspension include, but are not limited to, failure to meet any of
the following:

     1.  EPA requirements specified in the Data Call-in Notice or
     other documents incorporated by reference (including, as
     applicable, EPA Pesticide Assessment Guidelines, Data
     Reporting Guidelines, and GeneTox Health Effects Test
     Guidelines) regarding the design, conduct, and reporting of
     required studies.   Such requirements include, but are not
     limited to, those relating to test material, test procedures,
     selection of species, number of animals, sex and distribution
     of animals, dose and effect levels to be tested or attained,
     duration of test,  and, as applicable, Good Laboratory
     Practices.

     2.  EPA requirements regarding the submission of protocols,
     including the incorporation of any changes required by the
     Agency following review.

     3.  EPA requirements regarding the reporting of data,
     including the manner of reporting, the completeness of
     results, and the adequacy of any required supporting (or raw)
     data, including, but not limited to, requirements referenced
     or included in this Notice or contained in PR 86-5.  All
     studies must be submitted in the form of a final report; a
     preliminary report will not be considered to fulfill the
     submi s s ion requ irement.

IV-C  EXISTING STOCKS OF SUSPENDED OR CANCELLED PRODUCTS

     EPA has statutory authority to permit continued sale,
distribution and use of existing stocks of a pesticide product
which has been suspended or cancelled if doing so would be
consistent with the purposes of the Act.

     The Agency has determined that such disposition by registrants
of existing stocks for a suspended registration when a section
3(c)(2)(B) data request is outstanding would generally not be
consistent with the Act's purposes.  Accordingly, the Agency
anticipates granting registrants permission to sell, distribute, or
use existing stocks of suspended product(s) only  in exceptional
circumstances.  If you believe such disposition of existing stocks
of your product(s) which may be suspended for failure to comply
with this Notice should be permitted, you have the burden of
clearly demonstrating to EPA that granting such permission would be
consistent with the Act. You must also explain why an "existing

                                 16

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stocks" provision is necessary, including a statement of the
quantity of existing stocks and your estimate of the time required
for their sale, distribution, and use.  Unless you meet this burden
the Agency will not consider any request pertaining to the
continued sale, distribution, or use of your existing stocks after
suspension.

     If you request a voluntary cancellation of your product(s) as
a response to this Notice and your product is in full compliance
with all Agency requirements, you will have, under most
circumstances,  one year from the date your 90 day response to this
Notice is due,  to sell, distribute, or use existing stocks.
Normally, the Agency will allow persons other than the registrant
such as independent distributors, retailers and end users to sell,
distribute or use such existing stocks until the stocks are
exhausted.  Any sale, distribution or use of stocks of voluntarily
cancelled products containing an active ingredient for which the
Agency has particular risk concerns will be determined on case-by-
case basis.

     Requests for voluntary cancellation received after the 90 day
response period required by this Notice will not result in the
Agency granting any additional time to sell, distribute, or use
existing stocks beyond a year from the date the 90 day response was
due unless you demonstrate to the Agency that you are in full
compliance with all Agency requirements, including the requirements
of this Notice.  For example, if you decide to voluntarily cancel
your registration six months before a 3 year study is scheduled to
be submitted, all progress reports and other information necessary
to establish that you have been conducting the study in an
acceptable and good faith manner must have been submitted to the
Agency, before EPA will consider granting an existing stocks
provision.

SECTION V.  REGISTRANTS' OBLIGATION TO REPORT POSSIBLE
          UNREASONABLE ADVERSE EFFECTS

     Registrants are reminded that FIFRA section 6(a)(2) states
that if at any time after a pesticide is registered a registrant
has additional factual information regarding unreasonable adverse
effects on the environment by the pesticide, the registrant shall
submit the information to the Agency.  Registrants must notify the
Agency of any factual information they have, from whatever source,
including but not limited to interim or preliminary results of
studies, regarding unreasonable adverse effects on man or the
environment.  This requirement continues as long as the products
are registered by the Agency.

SECTION VI.  INQUIRIES AND RESPONSES TO THIS NOTICE

     If you have any questions regarding the requirements and
procedures established by this Notice, call the contact person
listed in Attachment A, the Data call-in chemical status sheet.


                                 17

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     All responses to this Notice  (other than voluntary
cancellation requests and generic  data exemption claims) must
include a completed Data Call-In Response Form  (Attachment B) and a
completed Requirements Status and  Registrant's Response Form
(Attachment C) and any other documents required by this Notice, and
should be submitted to the contact person identified in Attachment
A. If the voluntary cancellation or generic data exemption option
is chosen, only the Data Call-In Response Form need be submitted.

     The Office of Compliance Monitoring  (OCM) of the Office of
Pesticides and Toxic Substances  (OPTS), EPA, will be monitoring the
data being generated in response to this Notice.

                             Sincerely yours,
                                                 ~ /
                             Daniel M. Barolo, Dijzector
                             Special Review and
                               Reregistration Division

                        Attachments

          A   - Data  Call-in  Chemical Status Sheet
          B   - Data  Ca11-In  Response Form
          C   - Requirements  Status and Registrants
               Response Form
          D   - List  of Registrants Receiving This Notice
          E   - EPA Acceptance Criteria
          F   - Cost  Share and Data Compensation  Forms
                                 18

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       ATTACHMENT A
Generic DCI Chemical Status Sheet
             79

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BUTYLATE: DATA CALL-IN CHEMICAL STATUS SHEET

INTRODUCTION

       You have been sent  this  Generic  Data Call-In  Notice  because  you have products
containing butylate.

       This Generic Data Call-in Chemical Status Sheet, contains an overview of data required
by this notice, and point of contact for inquiries pertaining to the reregistration of butylate. This
attachment is to be used in conjunction with (1) the Generic Data Call-In Notice, (2) the Generic
Data Call-In Response Form (Attachment B), (3) the Requirements Status and  Registrant's
Response Form (Attachment C), (4) a list of registrants subject to this DCI and List of Products
Subject to this generic DCI (Attachment D), (5) the EPA Acceptance Criteria (Attachment E),
and (6) the Cost Share and Data Compensation Forms in replying to this butylate Generic Data
Call-In (Attachment F). Instructions  and guidance accompany each form.

DATA REQUIRED BY THIS NOTICE

       The additional data requirements  needed to complete the database for butylate are
contained  in the Requirements Status and Registrant's Response,  Attachment C.  The Agency
has concluded that additional data on butylate are needed on certain technical/manufacturing use
products.  These data are required to be submitted to the Agency  within the time frame listed.
These  data are needed to fully complete the reregistration of all eligible butylate products.

INQUIRIES AND RESPONSES TO  THIS NOTICE

       If you have any questions regarding the generic database of butylate, please contact Ms.
Judy Loranger at (703) 308-8056.

       If  you have any  questions  regarding the product  specific data requirements and
procedures established by this Notice, please  contact Mr. Franklin Gee at  (703) 308-8008.

       All responses  to this Notice for  the  Product Specific  data requirements should be
       submitted to:

             Ms.  Veronica Dutch
             Special Review and Reregistration Division
             Office of Pesticide Programs, H7508W
             U.S.  Environmental Protection Agency
             Washington, D.C.  20460

             RE: Butylate
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             ATTACHMENT B
Generic Data Call-In Response Form Instructions
   (Form A included in registrants copy only)

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                          SPECIFIC INSTRUCTIONS FOR
                      THE DATA CALI^IN RESPONSE FORM
      This form is designed to be used to respond to call-ins for generic and product specific
data  for the purpose of reregistering pesticides under the Federal Insecticide  Fungicide and
Rodenticide Act.  Fill out this form each time you are responding to a data call-in for which
EPA has sent you the form entitled "Requirements Status and Registrant's Response."

      Items 1 -4 will have been preprinted on the form. Items 5 through 7 must be completed
by the registrant as appropriate. Items 8 through 11 must be completed by the registrant before
submitting a response to the Agency.

      Public reporting burden for this collection of information is estimated to average 15
minutes per response, including time for reviewing instructions, searching existing data sources,
gathering and  maintaining  the data needed, and completing  and reviewing the collection of
information. Send comments regarding the burden estimate or any other aspect of this collection
of information, including suggesting for reducing this burden,  to Chief,  Information Policy
Branch, PM-223, U.S. Environmental Protection Agency, 401 M St., S.W., Washington, B.C.
20460; and to the Office of Management and Budget, Paperwork Reduction  Project 2070-0107,
Washington, D.C. 20503.

INSTRUCTIONS

Item 1.       This item identifies your company name, number and address.

Item 2.             This item identifies the  case number, case name,  EPA chemical
                   number and chemical name.

Item 3.       This item identifies the date and type of data call-in.

Item 4.       This item identifies the EPA product registrations relevant  to the data call-in.
             Please note  that you are also  responsible  for informing the Agency of your
             response regarding any product  that you believe may be covered by this data call-
             in but that is not listed  by the Agency in  Item 4.  You must bring any such
             apparent  omission to  the  Agency's attention  within the period  required  for
             submission of this response form.

Item 5.             Check this item for each product registration you  wish to cancel
                   voluntarily.  If a registration number is listed for a product for
                   which you previously requested voluntary cancellation, indicate in
                   Item 5 the date of that request.  You do not need to complete any
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                     item on the Requirements Status and Registrant's Response Form
                     for any product that is voluntarily cancelled.

Item 6a.      Check  this item if this data call-in is for generic data, as indicated in Item 3 and
              if you are eligible for a Generic Data Exemption for the chemical listed in Item
              2 and used in the subject product. By electing this exemption, you agree to the
              terms and conditions of a Generic Data Exemption as explained in the Data Call-
              in Notice.

                     If you are eligible for or claim a Generic Data Exemption, enter
                     the EPA  registration Number of each registered source of that
                     active ingredient that you use in your product.

                     Typically, if you purchase an EPA-registered product from one or
                     more  other  producers  (who,  with respect to the incorporated
                     product, are in  compliance with this and any  other outstanding
                     Data  Call-in Notice),  and incorporate  that product into all  your
                     products,  you may complete this item for all products listed on this
                     form.  If, however, you produce the active ingredient yourself, or
                     use any unregistered product (regardless  of the fact that some of
                     your sources are registered), you may not  claim a Generic  Data
                     Exemption and you may not select this item.

Item 6b.      Check this Item if the data call-in is a generic  data call-in as indicated in Item 3
              and if you are agreeing to satisfy the generic data requirements of this data call-
              in. Attach the Requirements Status and Registrant's Response Form that indicates
              how you will satisfy those requirements.

Item 7a.      Check  this  item  if this call-in is a data call-in as  indicated in Item  3 for a
              manufacturing use product (MUP), and if your  product is a manufacturing use
              product for  which you agree to  supply product-specific data.    Attach  the
              Requirements Status and Registrants' Response Form that indicates how you will
              satisfy those requirements.

Item 7b.      Check this item if this  call-in is a data call-in for an end use product (EUP) as
              indicated in Item 3 and if your product is a end use product for which you agree
              to supply product-specific data. Attach the Requirements Status and Registrant's
              Response Form that indicates how you will satisfy those requirements.

Item 8.              This  certification statement  must be  signed by  an authorized
                     representative of your company and  the  person signing  must
                     include his/her title. Additional pages used  in your response must
                     be initialled and dated in the space provided for the certification.
                                           S3

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Item 9.             Enter the date of signature.

Item 10.      Enter the name of the person EPA should contact with questions regarding your
             response.

Item 11.      Enter the phone number of your company contact.
                                          84

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               ATTACHMENT C
Requirements Status and Registrants' Forms (Form B)
                plus Instructions
                       85

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                   SPECIFIC INSTRUCTIONS FOR COMPLETING
      THE REQUIREMENTS STATUS AND REGISTRANT'S RESPONSE FORM

                                     Generic Data
       This form is designed to be used for registrants to respond to call-ins for generic and
product-specific data as part of EPA's reregistration program  under the Federal Insecticide
Fungicide and Rodenticide Act.  Although the form is the same for both product specific and
generic data., instructions  for completing the forms differ slightly.  Specifically, options  for
satisfying product specific data requirements do not include (1) deletion of uses or (2) request
for a low volume/minor use waiver.  These instructions are for completion of generic data
requirements.

       EPA has developed  this form individually for each data call-in addressed to each
registrant, and has preprinted this form with a number of items.  DO NOT use this form for any
other active ingredient.

       Items 1 through 8 (inclusive) will have been preprinted on the form. You must complete
all other items on this form by typing or printing legibly.

       Public reporting burden for this collection of information is estimated to average 30
minutes per response, including time for reviewing instructions, searching existing data sources,
gathering and  maintaining the data needed,  and completing and  reviewing the  collection of
information. Send comments regarding the burden estimate or any other aspect of this collection
of information, including  suggesting  for  reducing this  burden, to Chief, Information  Policy
Branch, PM-223, U.S.  Environmental Protection Agency, 401 M St., S.W., Washington, D.C.
20460; and to the Office of Management and Budget, Paperwork Reduction Project 2070-0107,
Washington, B.C.  20503.
                                          86

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INSTRUCTIONS

Item 1.       This item identifies your company name, number, and address.

Item 2.       This item identifies the case number,  case name, EPA chemical number  and
              chemical name.

Item 3.       This item identifies the date and type of data call-in.

Item 4.       This item identifies the guideline reference numbers of studies required to support
              the product(s) being reregistered.  These guidelines, in addition to requirements
              specified in the Data Call-In Notice, govern the conduct of the required studies.

Item 5.       This item identifies the study title associated with the guideline reference number
              and whether protocols and 1,  2, or 3-year progress reports are required to be
              submitted in connection with the study.  As noted in Section III of the Data Call-
              in Notice, 90-day progress reports are required for all studies.

              If an asterisk appears  in Item 5, EPA has attached information relevant to  this
              guideline reference number to the Requirements Status and Registrant's Response
              Form.

Item 6.       This item identifies the code associated with the use pattern of the
              pesticide.  A brief description of each code follows:

              A                   Terrestrial food
              B                   Terrestrial feed
              C                   Terrestrial non-food
              D                   Aquatic food
              E                   Aquatic non-food outdoor
              F                   Aquatic non-food industrial
              G                   Aquatic non-food residential
              H                   Greenhouse food
              I                    Greenhouse non-food crop
              J                    Forestry
              K                   Residential
              L                   Indoor food
              M                  Indoor non-food
              N                   Indoor medical
              O                   Indoor residential
                                           87

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Item 7.       This item identifies the code assigned to the substance that must be used for
             testing.  A brief description of each code follows:
EP
MP
MP/TGAI

PAI
PAI/M
PAI/PAIRA

PAIRA
PAIRA/M

PAIRA/PM

TEP
TEP 	%

TEP/MET
TEP/PAI/M

TGAI
TGAI/PAI

TGAI/PAIRA

TGAI/TEP

MET
IMP
DEGR
                                      End-Use Product
                                      Manufacturing-Use Product
                                      Manufacturing-Use Product and Technical Grade
                                      Active Ingredient
                                      Pure Active Ingredient
                                      Pure Active Ingredient and Metabolites
                                      Pure Active  Ingredient or Pure Active Ingredient
                                      Radiolabelled
                                      Pure Active Ingredient Radiolabelled
                                      Pure   Active  Ingredient   Radiolabelled   and
                                      Metabolites
                                      Pure  Active  Ingredient Radiolabelled and  Plant
                                      Metabolites
                                      Typical End-Use Product
                                      Typical End-Use Product, Percent Active Ingredient
                                      Specified
                                      Typical End-Use Product and Metabolites
                                      Typical End-Use Product or Pure Active Ingredient
                                      and Metabolites
                                      Technical Grade Active Ingredient
                                      Technical Grade Active Ingredient or Pure Active
                                      Ingredient
                                      Technical Grade Active Ingredient or Pure Active
                                      Ingredient Radiolabelled
                                      Technical Grade Active Ingredient or Typical End-
                                      Use Product
                                      Metabolites
                                      Impurities
                                      Degradates
                                      See: guideline comment
 Item 8.      This item identifies the time  frame allowed  for  submission of the study  or
             protocol identified in item 2. The time frame runs from the date of your receipt
             of the Data Call-in Notice.

 Item 9,      Enter the appropriate Response Code or Codes to show how you intend to comply
             with each data requirement.  Brief descriptions of each code follow. The Data
             Call-In Notice contains a fuller description of each of these options.

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1.     (Developing Data) I will conduct a new study and submit it within the
       time frames specified in item 8 above.  By indicating that I have chosen
       this option, I certify  that I  will  comply  with all  the  requirements
       pertaining to the conditions for submittal of this study as outlined in the
       Data Call-In Notice and that I will provide the  protocols and progress
       reports required in item 5 above.

2.     (Agreement to Cost Share) I have entered into an agreement with one or
       more registrants to develop data jointly. By indicating that I have chosen
       this option, I certify  that I  will  comply  with all  the  requirements
       pertaining to sharing in the cost of developing data as outlined in the Data
       Call-in Notice.

3,     (Offer to Cost Share) I have made an offer to enter into an agreement with
       one or  more registrants to develop data jointly.  I am submitting a copy
       of the form "Certification of Offer to Cost Share in the Development of
       Data" that  describes this  offer/agreement.   By  indicating that  I have
       chosen this  option, I certify that I will comply with all the requirements
       pertaining to making an offer to share in the cost of developing  data as
       outlined in the Data Call-in Notice.

4.     (Submitting Existing Data) I  am  submitting an  existing study that has
       never before been submitted to EPA.  By indicating that I have chosen
       this option, I certify that this study meets all the requirements pertaining
       to the conditions for submittal of existing data outlined in the Data Call-In
       Notice and  I have attached the needed supporting information along with
       this response.

5.     (Upgrading a Study) I am submitting or citing data to upgrade a study that
       EPA has classified as partially acceptable and potentially upgradeable. By
       indicating that I have chosen this option, I certify that I have met all the
       requirements pertaining to the conditions for submitting or citing existing
       data  to upgrade a  study described in  the  Data  Call-In Notice.   I am
       indicating on attached correspondence the Master  Record Identification
       Number (MRID) that EPA has assigned to the data that I am citing as well
       as the MRID of the  study I am attempting to upgrade.

6.     (Citing  a Study) I am citing an existing  study that has been previously
       classified by EPA as acceptable, core, core minimum, or a study that has
       not yet been reviewed by  the Agency.  I am providing  the Agency's
       classification of the study.

7.     (Deleting Uses) I am attaching  an application  for amendment  to my
       registration deleting the uses for which the data are required.
                             89

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              8.     (Low Volume/Minor Use Waiver Request) I  have read  the statements
                    concerning low volume-minor use data waivers in the Data Call-in Notice
                    and I request a low-volume minor use waiver of the data requirement.  I
                    am attaching a detailed  justification  to support this  waiver request
                    including, among  other things, all information required  to support the
                    request.  I understand that, unless modified by the Agency in writing, the
                    data requirement as stated in  the Notice governs.

              9.     (Request for Waiver of Data) I have read the statements concerning data
                    waivers other than low-volume minor-use data waivers in the Data Call-in
                    Notice and I request a waiver of the data requirement.  I am attaching an
                    identification of the basis for this waiver and a  detailed justification to
                    support this waiver request.   The justification  includes, among other
                    things, all information required to support the request.  I understand that,
                    unless modified by the Agency in writing, the data requirement as stated
                    in the Notice governs.

Item 10.      This item must be signed by an authorized representative of your company. The
              person signing must include his/her title, and must initial and date all other pages
              of this form.

Item 11.      Enter the date of signature.

Item 12.      Enter the name of the person EPA should contact with questions regarding your
              response.

Item 13.      Enter the phone number of your company contact.
                                           90

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DRAFT
COPY
Page 1 of 1
United States Environmental Protection Agency
Washington, D.C. 20460

REQUIREMENTS STATUS AND REGISTRANT'S RESPONSE
Form Approved
OMB No. 2070-0107
2070-0057
Approval Expires 03-31-96
INSTRUCTIONS: Please type or print in ink. Please read carefully the attached instructions and supply the information requested on this form.
Use additional sheet(s) if necessary
1. Company name and Address



4, Guideline
Requirement
Number
62-1 *
82^5 (b) *'••
123-l(a) *
123-1 (b) * ;
123-2 *
163-1 *::.;
164-1 *
:171ri4 (-'©).-: ^-:.:
201-1 *
202*1 ; *, = '-
81-8-SS : *

5. Study Title


Preliminary Analysis
7Prda:y: negro to* -mamma I
Seed germ/seedling emerg
Veget;gtwe: vigor
Aquatic plant growth
i««tii/*dsQrpA}e$drpt f on
Terrestrial field dissipation
stotiig^ stability; : ! " --= ' : -i-
Oroplet size spectrum
ijHifJi :*i*»l,d evaluation ; ;;
Acute .(Jeurotoxi ci ty

J
i
[












Z. Case ft and Name 3. Date and Type of DC I
0071 Butylate GENERIC
Chemical # and Name 041405
Butylate
Progress
Reports

1

y




Y
.] '




2












3












6. Use
Pattern

all
AB = ' . • :
AB
AB :
AB
AB' "•'•.• ; '
AB
AB'.1'.'. •,-"':••
AB
AB':-.,-'- -.'.-'-:-.-:
AB

7. Test
substance

TGAl
TCAl
TGAl
TGAl
TGAl
* See gdln eomnent
TEP
TEP :
TEP
TEP
TGAl

10. Certification
I rertify that the statements made on this form and all attachment- are true, accurate, and complete.
I a^iOHledge that any knowingly false or misleading statement may be punishable by fine, Imprisonment
or both i'-der applicable leu.
Signature and Title of Conpanv's Aim .--^"d Representative
12. Npme of Company Contact
8. Tim
Frame

6 mos.
24 mos.
12 mos.
12 mos .
12 mos.
12 mos.
24 mos.
3 inos.
1 2 TOOS i
12 .mps;;:::;;
12 mos.
3. mos.:
9. Registrant
Response








.-.;.. -: . - .




11. Date
13. Phone Number

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                                                                                        Page  1 of  2
                           United  States  Environmental  Protection Agency
                                       Washington, D.C. 20460

                              * COMMENTS FOR GUIDELINE REQUIREMENTS
Case # and Name
0071  Butylate
Chemical # and Name
041405  Butylate
GUIDELINE
         COMMENT
62-1
Analysis  is needed for one confidential  ingredient  after consultation with the Agency,
82-5(b)  This neurotoxicity study is now required because butylate is chemically related to
         several thiocarbamate pesticides that have shown neurotoxicity in long-term repeated
         dose studies in rats and/or dogs.

123-1 (a) Phytotoxicity testing is required because this pesticide may pose a hazard to endangered
         or threatened species.  Runoff, spray drift and volatility from center pivot sprinkler
         application can tie expected to reach plants in adjacent fields.  The following Tier II
         nontarget plants studies are required as confirmatory data: 123-la, 123-lb and 123-2.

123-1 (ta) Refer  to the footnote for 123-la.

123-2    Refer  to the footnote for 123-la.

163-1    Aged leaching data are required as confirmatory data to assess the mobility of butylate
         degradation products.  Because of the nature and rate of butylate degradation,
         radiolabeled synthesized degradates may be necessary.

164-1    Two field dissipation studies must be conducted in major corn-producing regions where
         butylate is commonly used and must reflect typical corn cultivation practices.  These
         studies must contain volatilization measurements because volatility appears to play a
         significant irole in the environmental fate of butylate. One field dissipation study must
         be conducted with the EC or FC and the second study must be conducted with either the
         granular or microencapsulated formulation.

171-4(e) Based  on available storage stability studies that report a 50% decline in residues, the
         Agency has concluded that additional storage stability data are required to confirm that
         the residues do not exceed the 0.1 ppra tolerance.

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  	Page 2 of 2
                            United States Environmental Protection Agency
                                       Washington,  D.c.  20460

                              * COMMENTS FOR GUIDELINE REQUIREMENTS

Case ft and Name
0071  Butylate
Chemical # and Name
041405  Butylate

GUIDELINE    COMMENT

201-1    This study is required to support the chemigation  application method for butylate.

202-1    This study is required to support the chemigation  application method for butylate.

81-8-SS  This neurotoxicity study is now required because tautylate is chemically related to
         several thiocarbamate pesticides that have shown neurotoxicity in long-term repeated
         studies in rats and/or dogs.

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        ATTACHMENT D
List of all Registrant(s) sent this DCI
 (Included in registrants copy only)
               91

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  ATTACHMENT E
EPA Acceptance Criteria
         92

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                          SUBDIVISION D
Guideline              Study Title

Series 61      Product Identity and Composition
Series 62      Analysis and Certification of Product Ingredients
Series 63      Physical and Chemical Characteristics
                               93

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               61 Product Identity and Composition


                       ACCEPTANCE CRITERIA


Does your study meet the following acceptance criteria?

1.	 Name of technical material tested  (include product name and
      trade name, if appropriate)
2.	 Name, nominal concentration,  and certified limits  (upper and
      lower) for each active ingredient  and each intentionally-
      added inert ingredient
3.	 Name and upper certified limit  for each impurity or each
      group of impurities present at  > 0.1% by weight and for
      certain toxicologically significant impurities (e.g.,
      dioxins, nitrosamines) present  at  <0.1%
4.    Purpose of each active ingredient  and each intentionally-
      added inert
5,    Chemical name from Chemical Abstracts index of Nomenclature
      and Chemical Abstracts Service  (CAS) Registry Number for each
      active ingredient and, if available,  for each intentionally-
      added inert
6.	 Molecular, structural, and empirical formulas, molecular
      weight or weight range, and any company assigned experimental
      or internal code numbers for each  active ingredient
7.	 Description of each beginning material in the manufacturing
      process
      	 EPA Registration Number if registered; for other
           beginning materials, the following:
      	 Name and address of manufacturer or supplier
           Brand name, trade name or  commercial designation
      ~^^_ Technical specifications or data sheets by which
           manufacturer or  supplier describes composition,
           properties or toxicity
8.	 Description of manufacturing process
      	 Statement of whether batch or continuous process
      ^^_ Relative amounts  of beginning materials and order in
           which they are added
      	 Description of equipment
           Description of physical conditions  (temperature,
           pressure, humidity) controlled  in each  step and the
           parameters that  are maintained
      	 Statement of whether process involves  intended chemical
           reactions
                                94

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8. (continued)

      	 Flow chart with chemical equations for each intended
           chemical reaction
      	 Duration of each step of process
      	 Description of purification procedures
      	 Description of measures taken to assure quality of final
           product

9.	 Discussion of formation of impurities based on established
      chemical theory addressing (1)  each impurity which may be
      present at >. 0.1% or was found at >. 0.1% by product analyses
      and (2) certain toxicologically significant impurities
      (see #3)
                               95

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               61 Product Identity and Composition


               GUIDANCE FOR SUMMARIZING STUDIES


The following criteria apply to the technical grade of the active
ingredient  being reregistered.   Items  1,   2,  3,  and  5 can  be
satisfied  for most registered  products  by  submission of  the
Certified Statement of Formula Ingredients Page  (EPA Form 8570-4).
Items 7  and 8 can  be  satisfied for most technical grade active
ingredients  (TGAIs)  by submission of  a  flow chart with chemical
equations for  each intended  chemical  reaction.   The  flow  chart
should include  complete chemical  structures and  names  for each
reactant and product of all the reactions.


1. Hame of technical material  (include product name and trade name,
   if appropriate).
2. Description of each active and intentionally-added inert
   ingredient, including name, concentration, and certified limits.
3. Name and upper limit for all impurities present at >_ 0.1% and
   those toxicologically significant impurities present at <0.1%.
4. The purpose of each active and intentionally-added inert
   ingredient.
5. Chemical name and Registry Number for  each active and
   intentionally-added inert  ingredient  (if  available).
6. Molecular, structural, and empirical formulas, molecular weight,
   and any experimental or internal code  number  for each active
   ingredient.
7. Description of each beginning material in the manufacturing
   process.
8. Description of manufacturing process.
9. Discussion of formation of impurities  based  on  established
   chemical theory.
                                96

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       62  Analysis and Certification of Product Ingredients


                       ACCEPTANCE CRITERIA

The following criteria apply to the technical grade of the active
ingredient  being  reregistered.    Use  a  table to  present  the
information in items  6, 7, and 8.

Does your study meet  the following acceptance criteria?

 1.	 Five or more representative samples  (batches in case of
       batch process) analyzed for each active  ingredient and all
       impurities present at > 0.1%
 2.	 Degree of accountability or closure  >. ca 98%
 3.	 Analyses conducted for certain trace toxic impurities at
       lower than 0.1% (examples, nitrosamines in the case of
       products containing dinitroanilines or containing secondary
       or tertiary amines/alkanolamines plus nitrites;
       polyhalogenated dibenzodioxins and dibenzofurans)  [Note
       that in the case of nitrosamines both fresh and stored
       samples must be analyzed.]
 4.	 Complete and detailed description of each step in analytical
       method used to analyze above samples
 5.    Statement of precision and accuracy  of analytical method
       used to analyze above samples
 6.	 Identities and quantities  (including mean and standard
       deviation) provided for each analyzed ingredient
 7.	 Upper and lower certified limits proposed for each active
       ingredient and intentionally added inert along with
       explanation of how the limits were determined
 8.	Upper certified limit proposed for each impurity present at
       > 0.1% and for certain toxicologically significant
       impurities at  <0.1% along with explanation of how limit
       determined
 9.	 Analytical methods to verify certified limits of each
       active ingredient and impurities  (latter not required if
       exempt from requirement of tolerance or if generally
       recognized as  safe by FDA) are fully described
10.	Analytical methods (as discussed in #9) to verify certified
       limits validated as to their precision and accuracy


                                97

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       62  Analysis and Certification of Product  Ingredients
                 GUIDANCE FOR  SUMMARIZING STUDIES
The following criteria apply to the technical grade of the active
ingredient being reregistered.


 1. Number of representative samples analyzed for all active
    ingredients and all impurities at >_ 0.1%.

 2. Degree of accountability or closure in analyses in item #1.

 3. Chemical names of toxic impurities which were analyzed for
    levels <0.1%.

 4. Brief description(s) of analytical method(s) used to measure
    active ingredients and impurities in items #1 and #3.

 5. Statement of precision and accuracy of method(s) in item #4.

 6. Chemical name and quantities observed (range, mean, standard
    deviation) for each ingredient {actives and impurities)
    analyzed in item #1.

 7. Proposed upper and lower certified limits for each active
    ingredient and intentionally added inert with brief explanation

    of how limits were determined.

 8. Proposed upper certified limit for each impurity present at
    >=0.1% and certain toxicologically significant impurities at
    <0.1% with brief explanation of how limits were determined.

 9. Brief description of analytical method(s) used to verify
    certified limits (if same methods as item #4, may reference
    latter).

10. Statement of precision and accuracy of method (s) in item #9
    (may reference item #5 if applicable).
                                98

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             63  Physical  and Chemical Characteristics
                       ACCEPTANCE CRITERIA
The following criteria apply to the technical grade of the active
ingredient being reregistered.

Does your study meet the following acceptance criteria?

63-2 Color
     	 Verbal description of coloration (or lack of it)
       	 Any intentional coloration also reported in terms of
           Munsell color system

63-3 Physical State
     	 Verbal description of physical state provided using terms
           such as "solid, granular, volatile liquid"
     	 Based on visual inspection at about 20-25° C

63-4 Odor
     	 Verbal description of odor (or lack of it) using terras
           such as "garlic-like, characteristic of aromatic
           compounds"
     	 Observed at room temperature
                      I O
63-5 Melting Point
     	 Reported in C(
     	 Any observed decomposition reported

63-6 Boiling Point
     	 Reported in C°
     	 Pressure under  which B.P.  measured reported
     	 Any observed decomposition reported

63-7 Density, Bulk Density,  Specific Gravity
     	 Measured at about 20-25* C
     	Density of technical grade active ingredient reported  in
           g/ml or the specific gravity of liquids reported with
           reference to  water at 20° C. [Note: Bulk density of
           registered products may be reported in lbs/ft3 or
           Ibs/gallon.]
                                99

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63-8 Solubility
     	Determined in distilled water and representative polar and
           non-polar  solvents, including those used in formulations
           and analytical methods for the pesticide
     	 Measured at  about 20-25° C
     	 Reported in  g/lOO ml (other units like ppm acceptable if
           sparingly  soluble)

63-9 Vapor Pressure
     	 Measured at  25° C (or calculated by extrapolation from
           measurements made  at higher temperature if pressure too
           low to measure at 25° C)
     	 Experimental procedure described
         Reported in  mm Hg (torr) or other conventional units

63-10 Dissociation Constant
     	 Experimental method described
     	 Temperature  of measurement specified (preferably
           about 20  - 25° C)

63-11 Octanol/water Partition Coefficient
     	 Measured at  about 20-25° C
     	 Experimentally determined and description of procedure
           provided  (preferred method-45 Fed. Register 77350}
     	 Data supporting reported value provided

63-12 pH
     	 Measured at  about 20 - 25° C
     	 Measured following dilution or dispersion in distilled
           water

63-13 Stability
     	 Sensitivity  to metal ions and metal determined
     ^^ Stability at normal and elevated temperatures
     	 Sensitivity  to sunlight determined
                                100

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             63  Physical  and Chemical  Characteristics


                 GUIDANCE FOR SUMMARIZING STUDIES
The following criteria apply to the technical grade of the active
ingredient being reregistered.


 1. Description of color.
 2. Description of physical state.
 3. Description of odor.
 4. Indication of melting point (in C°),
 5, Indication of boiling point (in C°).
 6. Indication of density, bulk density, and specific gravity.
 7. Indication of solubility.
 8. Indication of vapor pressure.
 9. Indication of dissociation constant.
10. Indication of octanol/water partition coefficient.
11. Indication of PH.
12. Description of stability.
                               101

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                          SUBDIVISION F
Guideline              Study Title

  81-1      Acute Oral Toxicity in the Rat
  81-2      Acute Dermal Toxicity in the Rat, Rabbit or Guinea Pig
  81-3      Acute Inhalation Toxicity in the Rat
  81-4      Primary Eye Irritation in the Rabbit
  81-5      Primary Dermal Irritation Study
  81-6      Dermal Sensitization in the Guinea Pig
  81-7      Acute Neurotoxicity in the Hen
                                102

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               81-1 Acute Oral Toxicity in the Eat


                      ACCEPTANCE CRITERIA


Does your study meet the following acceptance criteria?

 1.	 Identify material tested  (technical, end-use product, etc)
 2.     At least 5 young adult rats/sex/group
 3.     Dosing, single oral may be administered over 24 hrs.
 4.*.    Vehicle control if other than water.
 5.     Doses tested, sufficient to determine a toxicity category
        or a limit dose  (5000 mg/kg).
 6.	 individual observations at least once a day.
 7.     observation period to last  at least 14 days, or until all
        test animals appear normal whichever is longer.
 8.     Individual daily observations.
 9._    Individual body weights.
10.	 Gross necropsy on all animals.
Criteria marked with a * are supplemental and may not be required
for every study.
                                103

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              81-1 Acute Oral Toxicity in the Rat
                GUIDANCE FOR SUMMARIZING  STUDIES
1. The form of pesticide tested, e.g. solid,  liquid,  percent
   Al in technical, end-use product, etc.
2. The number of animals/dose/sex tested.
3. Dosing route and regimen.
4. Vehicle used
5. Doses tested and results
6. Individual observations on day of dosing and for at
   least 14 days.
7. Summarization of body weights
8. Summarization of gross necropsy
9, Significance of changes from the Acceptance Criteria
                               104

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   81-2 Acute Dermal toxicity in the Rat,  Rabbit or Guinea Pig


                       ACCEPTANCE CRITERIA


Does your study meet the following acceptance criteria?

 1.	 Identify material tested (technical,  end-use product, etc)

 2.	 At least 5 animals/sex/group
 3.£     Rats 200-300 gm, rabbits 2.0-3.0 kg or guinea pigs 350-
         450 gm.
 4.	 Dosing, single dermal.
 5.      Dosing duration at least 24 hours.
 6,*^     Vehicle control, only if toxicity of vehicle is unknown.
 7.      Doses tested,  sufficient to determine a toxicity category
         or a limit dose (2000 mg/kg).
 8.	 Application site clipped or shaved at least 24 hours
         before dosing
 9.	 Application site at least 10% of body surface area.
10.      Application site covered with a porous nonirritating cover
         to retain test material and to prevent ingestion.
11.	 Individual observations at least once a day.
12.    ~ Observation period to last at least 14 days.
13.      Individual body weights.
14.	 Gross necropsy on  all animals.
Criteria marked  with a  *  are  supplemental and may not be  reguired
for  every  study.
                                105

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   81-2 Acute Dermal Toxicity in the Rat, Rabbit or Guinea Pig
                GUIDANCE FOR SUMMARIZING  STUDIES
 1. The form of pesticide tested,  e.g., solid, liquid, percent AI
    in technical,  end-use product,  etc.
 2. The number of  animals/sex/dose
 3. Weight range of animals
 4. Verification of single, dermal exposure
 5. Duration of dermal exposure
 6. Statement of vehicle control
 7. Doses tested and results
 8. Preparation of application site
 9. Area of application site (percent body surface)
10. Occlusion of test material on  application site
11. Individual observations on day of dosing and for at
    least 14 days  or until  all animals appear normal (whichever is
    longer).
12. Summarization  of body weights
13. Summarization  of gross necropsy
14. Significance of changes from Acceptance Criteria
                               106

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            81-3  Acute Inhalation Toxicity in the Rat


                       ACCEPTANCE CRITERIA


Does your study meet the following acceptance criteria?

 1.	 Identify  material tested  (technical, end-use product, etc)
 2.     Product is a gas,  a solid which may produce a significant
        vapor hazard based on toxicity and expected use or contains
        particles of inhalable size for man (aerodynamic diameter
        15 urn or  less).
 3.	 At least  5 young adult rats/sex/group
 4.     Dosing, at least 4 hours by inhalation.
 5.     Chamber air flow dynamic,  at least 10 air changes/hour, at
        least 19% oxygen content.
 6.	 Chamber temperature,  22°  C (±2), relative humidity 40-60%.
 7.	 Monitor rate of air flow
 8.     Monitor actual concentrations of test material in breathing
        zone.
 9.	 Monitor aerodynamic particle size for aerosols.
10.     Doses tested, sufficient to determine a toxicity category
        or a limit dose (5 mg/L actual  concentration  of respirable
        substance).
11.	 Individual observations at  least  once a day.
12.     Observation period to  last  at  least 14 days.
13.	 Individual body weights.^
14.	 Gross necropsy on all  animals.
                                107

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           81-3 Acute Inhalation Toxicity in the Rat


                 GUIDANCE FOR SUMMARIZING STUDIES


 1. The form of pesticide tested, e.g., solid, liquid, percent AI
    in technical, end-use product, etc.
 2. Statement of the inhalability of test substance
 3. The number of animals/sex/dose
 4. Duration of inhalation exposure
 5. Number of chamber air changes/hour and the percent oxygen
    content of chamber air
 6. Ranges for chamber air temperature and relative humidity
 7. Air flow rate
 8. Analytical concentrations of test material in breathing zone
 9. Results of aerosol particle-size determination
10. Doses tested {or limit dose of 5mg/L or highest attainable)
11. Individual observations on day of dosing and for at least 14
    days.
12. Summarization of body weights
13. Summarization of gross necropsy
14. Significance of changes from Acceptance Criteria
                                108

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            81-4 Primary Eye Irritation in the Rabbit


                       ACCEPTANCE CRITERIA



Does your study meet the following acceptance criteria?

 1.	 Identify material tested (technical,  end-use product, etc)
 2.study not required if material is corrosive,  causes severe
        dermal irritation  or has a pH of < 2 or > 11.5.
 3.	 6 adult rabbits
 4.     Dosing, instillation into the conjunctival sac of one eye
        per animal.                                             .
 5.	 Dose, 0.1 ml if a liquid; 0.1 ml or not more than  100 mg  if
        a solid, paste or  particulate substance.
 6.	 Solid or granular  test  material ground to a fine dust.
 7.	 Eyes not washed  for at  least 24 hours.
 g.Eyes examined and  graded for irritation before dosing and
   	 at 1, 24, 48 and 72 hr,  then daily until eyes are  normal  or
        21 days  (whichever is shorter).
 9.*	 individual  daily observations.
Criteria  marked with a * are supplemental and may not  be  required
for every study.
                                109

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           81-4  Primary  Eye  Irritation in the Rabbit


                 GUIDANCE  FOR  SUMMARIZING STUDIES
 1. The form of pesticide tested,  e.g.,  solid,  liquid, percent AI
    in technical, end-use product,  etc.
 2. State if material is  corrosive, cause severe dermal irritation
    or has a pH of <2 or >11.5
 3. Number of adult rabbits tested
 4.  State   method   of  dosing,   i.e.,   instillation  into  the
conjunctival
    sac of one eye per animal
 5. Dose administered
 6. Note whether solid or granular test material has been ground to
    a fine dust
 7.  State  whether  eyes  were  washed  and  at  what  time  post
instillation      (not less than 24 hours)
 8. State  whether eyes  were  examined and graded  for irritation
before      dosing and at what periods after dosing
 9. Individual daily  observations afterwards,  until eyes are normal
    or for 21 days
10. Significance of changes from Acceptance Criteria
                               110

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              81-5 Primary  Dermal  Irritation  Study


                       ACCEPTANCE CRITERIA


Does your study meet the following acceptance criteria?

 1.	 Identify material tested (technical,  end-use product, etc)
 2.      Study not required if material is corrosive or has a
         pH of <2 or > 11.5.
 3.	 6 adult animals.
 4.	 Dosing, single dermal.
 5.      Dosing duration 4 hours.
 6.	 Application site shaved or clipped at least 24 hours prior
         to dosing
 7.	 Application site approximately 6 cm.
 8.      Application site covered with a gauze patch held in place
         with nonirritating tape
 9.	 Material removed, washed with water, without trauma to
         application site
10.	Application site examined  and graded for irritation at 1,
         24, 48 and 72 hr, then daily until normal or 14 days
         (whichever is shorter).
11. ±     Individual daily observations.
Criteria marked with  a  *  are  supplemental  and may not be required
for  every study.
                                Ill

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               81-5  Primary Dermal  Irritation study
                 GUIDANCE  FOR SUMMARIZING STUDIES
 1. The form of pesticide tested,  e.g., solid, liquid, percent AI
    in technical, end-use product, etc.
 2. State if material is corrosive,  has a pH <2 or >11.5, or has a
    dermal LD 50 <200 mg/kg
 3. Number of adult animals tested
 4. Amount applied
 5. Duration of dermal exposure
 6. Preparation of application site (shaved  or clipped at specified

    time before dosing)
 7. Area of application site
 8. Method for occlusion of application site
 9. Note removal of test material and if skin was washed with water
10.  State  times  post  application when  site  was  graded  for
irritation
11. Individual observations for day  of dosing and individual daily
     observations thereafter
12. Significance of changes from Acceptance Criteria.
                               112

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           81-6  Dermal  Sensitization  in the Guinea Pig


                       ACCEPTANCE CRITERIA


dose your study meet the following acceptance criteria?

1.	 Identify material tested (technical,  end-use product, etc)
2.     Study not required if material is corrosive or has a
       pH of <2 or > 11.5.
3.     One of the following methods is utilized;
       	 Freund's complete adjuvant test
       	 Guinea pig maximization test
       	   Split adjuvant technique
       ~"_^_  Buehler test
       	 Open epicutaneous test
       	 Mauer optimization test
       	 Footpad technique in guinea pig
4.	 Complete description of test
5.^.	 Reference for test.
6.	  Test  followed  essentially  as  described  in  reference
     document.
7.	 Positive control included (may provide historical data
       conducted within the last 6 months)
Criteria marked with  a *  are  supplemental and may not  be  required
for every  study.
                                113

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          81-6 Dermal Sensitization in the Guinea Pig


                GUIDANCE FOR SUMMARIZING STUDIES


l.  The form of pesticide tested,  e.g.,  solid,  liquid, percent AI
   in technical,  end-use product,  etc.
2.  State if material is  corrosive or has pH <2 or >11.5.
3.  State specific method utilized
4.  Complete description  of  specific method
5.  Reference for  the specific method employed
6.  Note adherence of the protocol to that in the reference for
   the specific method utilized
7.  State the positive control tested
8.  Significance of changes  from Acceptance Criteria
                               114

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               81-7 Acute Neurotoxicity in the Hen

                       ACCEPTANCE CRITERIA

Does your study meet the following acceptance criteria?

 1.	 Study performed on an organophosphate cholinesterase
        inhibiting compound.
 2.	 Technical form of the active ingredient tested.
 3.j^	 Positive control utilized.
 4.	 Species utilized, domestic laying hen 8-14 months of age.
 5.Dosing oral by gavage or capsule (dermal or inhalation
        may be used).
 6.	 An acute oral LD is determined.
 7.	 Dose tested equal to an acute oral LD or a limit test of
        5000 mg/kg.
 8.j*	 Dosed animals may be protected with atropine and/or 2-
    ~PAM.
 9,	 Sufficient test animals so that at least 6 survive.
10.	 Negative (vehicle) control group of at least 6 hens
11.*    Positive control of at least 4 hens, {if used)
12.	 Test dose repeated if no signs of delayed neurotoxicity
        observed by 21 days after dosing.
13.	 Observation period 21 days after each dose.
14.	 Individual daily observations.
15.	 Individual body weights.
16.	 Individual necropsy not required.
17.	 Histopathology performed on all animals.  Tissue to be
        fixed in sin preferably using whole animal perfusion
        techniques.  At least three sections of each of the
        following tissues:
             brain, including medulla oblongata
             "spinal cord; upper cervical, mid-thoracic and
             lumbro-sacral regions
             tibial nerve; proximal regions and branches
             "sciatic nerve
criteria marked with a * are supplemental and may not be required
for every study.
                                115

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          ATTACHMENT F
Cost Share and Data Compensation Forms
                 116

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   &EPA
    United States Environmental  Protection Agency
                Washington, DC  20460
       CERTIFICATION OF OFFER TO  COST
     SHARE IN THE DEVELOPMENT  OF OATA
out ftta.
1070-010?
2070-0417
 Public reporting burden lor this coHeetion of information is estimated to average 15 minutes per i*spon«e. Inetuolng
 time for reviewing instructions, searching existing data sources, gathering and maintaining the data needed, and
 completing and reviewing the collection of information.  Send comments ngarolng the burden estimate or any other
 aspect of this collection of Information, including suggestions for reducing this burden, to Chief, Information PoBcy
 Branch, PM-223, U.S. Environmental Protection Agency, 401 M St.. S.W., Washington, DC 20460; and to the Office
 of Management and Budget, Paperwork Reduction Project (2070-0106). Washington.  DC 80503.

 PIMM fill in blanks below.
C*BM*r NM»
tiiMilaal Hwn«


I Certify that:

My wmpany Is willing to develp and submit the data required by EPA under the authority of the Federal
Insecticide, FungWd* and Rodentfade Act (FIFRA). If necessary. However, my company would prtfer to
enter Into an agreement with one or more registrants to develop jointly or share In the cost of developing
My firm has offered In witting to enter Into such an agreement. That offer was Irrevocable and Included a
offer to be bound by •Attrition decision under section 3(c)<2)(B)(in> of FIFRA If flnaJ agreement on  al
terms could not be readied otherwise. This offer was made to tht tetowtng flrm(s) on the following
date(s):
       •inn*.)
                                                                         0*4t *l Otltr
Certification:

icertVythatlamduiyatfhoilzedloraDitseflltriecwTp^                                  navtmadeoi
tWstorm and al attacrmontt thereto are true, accurate, and complete. I acknowledge that any knowingly false or
maJeecfriQ statement may be purtshable by fine or inprisoremrtw both iiiK^appisabie law.
 Sl9Mtun ef Ceevuty'e Aa^ieriaetf
                                                                         Dele
   HM *a4 YUto (1
TTM«T MM)
 •PA

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      &EPA
                           United  Statta Environmental Protection Agency
                                       Washington,  DC 20460

                              CERTIFICATION  WITH RESPECT TO
                           DATA  COMPENSATION REQUIREMENTS
Ha. 2070-0107
    1070-0097
          *-3i-
   Public reporting bunjen for this collection at information is estimated to average 15 minutes per response. Muding
   lime tor reviewing instructions, searching existing data sources, gathering and maintaining the data needed, and
   completing and reviewing the collection ot information. Send comments regarding tht burden estimate or any other
   aspect ef this collection ol information, heading suggestions (or reducing this burden, to Chief. Information Policy
   Branch, PM-223, U.S. Environmental Protection Agency, 401 M St.. S.W.. Washington. DC 20460; and to the Offct
   or Management and Budget, Paperwork Reduction Project (2070-0106), Washington, OC 20503.

   Please nil In blanks below.
COMM'-? MOM
Clwmtul MMM
Cempany Number
f PA CtwMlMl Nwmb+f
 I Certify that

 1 .  For each study cited in support o( registration or reregistration under the Federal Insecticide. Fungicide and
    Rodentidde Act (FIFRA) that is an exckaive use study, I am the original data submitter, or I have obtained the
    written penr.gsion ol the original data submitter to dte that study.
2.
    Thai tor eaen study cied in support of registraiion or reregatraicn under FIFRA thai is NOT an exdu*wtu««
    study. I am the original data submtter. or I have obtained the written permission of the original data submitter, or I
    have notified in writing tht cornpanypes) that submitted data I have cited and have ottered te: (a) Pay
    compensation tor those data in accordance with sections 3(3(1 )(0) t"d 3(cH2)(D) Ot FIFRA; and (b) Commence
    negotiation to determine which data are subject to the compensation requirement of FIFRA and tht amount of
    compensation due, i any. The companies I have notified are: (check one)
   I]
        AS companies en the data submitters' fist for the active ingredient isted on this term (Cke-Afl
        Method or Cite-M Option under the Selective Method). (Also sign the General Offer 10 Pay
J


w»w*w./
M The companies who have submitted the stueK
sheet*, or indicated on the Vtaehed "Require*
registraUonor reregisnten under FIFRA.
» fisted Oft the back of this term of attached
nents Status and Registrants' Response Form.'
[0) of FIFRA tor the studies t have cfttd in support ol
•Ifiutyr*
MM* «* llde (Meet* type « Mat)
GENERAL OFFER TO PAY: I hereby offer end agree 1
MnrrtrBtinn nr t*rmnirit-*tlnn fj irmj rvrv+H-tf In th* A-rl«
ivyiMiauoiior leregisirauon o» my proqucn, 10 B*e e«e
t^«u,™
HUM m4 Till* (MMM Tfp» «r Mnt)
o pay compensation to ether pi
rt required by FIFRA sections:


Oat*

irtons. wth regard to the
Kc}(1)(D)and3
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       APPENDIX G
Product Specific Data Call-In
            117

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             UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

                        WASHINGTON, D.C. 20460



                       DATA CALL-IN NOTICE
CERTIFIED MAIL                                            OFFICE OF
                                   v J
                                   SU*       i       PREVENTION. PESTICIDES AND
                                                        TOXIC SUBSTANCES
Dear Sir or Madam:

This Notice requires you and other registrants of pesticide
products containing the active ingredient identified in
Attachment A of  this Notice,  the Data Call-In Chemical Status
Sheet. to submit certain product specific data as noted herein to
the U.S. Environmental Protection Agency (EPA, the Agency).
These data are necessary to maintain the continued registration
of your product(s)  containing this active ingredient.  Within  90
days after you receive this Notice you must respond as set forth
in Section III below.   Your response must state:

     1. How you  will comply with the requirements set forth  in
        this Notice and its Attachments A through G; or

     2. Why you  believe you are exempt from the requirements
        listed  in this Notice and in Attachment c,
          Requirements Status and Registrant's Response Form,
           (see  section III-B); or

     3.   Why you believe EPA should not require your submission
          of product specific data in the manner specified by
          this Notice (see section III-D).

     If you do  not respond to this Notice, or if you do not
satisfy EPA that you will comply with its requirements or should
be exempt or excused from doing so, then the registration of your
product(s) subject to this Notice will be subject to suspension.
We have provided a list of all of your products subject to this
Notice in Attachment B, Data Call-in Response Form, as well  as a
list of all registrants who were sent this Notice  (Attachment  F) .

     The authority for this Notice is section 3(c)(2)(B) of  the
Federal Insecticide, Fungicide and Rodenticide Act as amended
(FIFRA), 7 U.S.C. section 136a(c)(2)(B).  Collection of this
information is  authorized under the Paperwork Reduction Act  toy
OMB Approval No. 2070-0107 (expiration date 3-31-96).
                                                      Recycled/Recyclable
                                                      Printed with Say/Canola ink on paper that
                                                      contains at laast 50% recycled fiber

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     This Notice is divided into the following six sections and
seven Attachments.   The Notice itself contains information and
instructions applicable to all Data Call-in Notices.   The
Attachments contain specific chemical information and
instructions. The six sections of the Notice are:

     Section I   - Why You Are Receiving This Notice
     Section II  - Data Required By This Notice
     Section III - Compliance With Requirements Of This
                             Notice
     Section IV  - Consequences Of Failure To Comply With
                     This Notice
     Section V   - Registrants' Obligation To Report
                     Possible Unreasonable Adverse Effects
     Section VI  - Inquiries And Responses To This Notice

     The Attachments to this Notice are:

     A  - Data Call-in Chemical Status Sheet
     B  - Data Call-In Response Form
     C  - Requirements Status and Registrant's Response Form
     D  - EPA Grouping of End-Use Products for Meeting Acute
            Toxicology Data Requirements for Rereaistration
     E -  List of Registrantsfsi sent this PCI
     F  - EPA Acceptance Criteria
     G  - Cost Share and Data Compensation Forms


SECTION I.  WHY YOU ARE RECEIVING THIS NOTICE

     The Agency has reviewed existing data for this active
ingredient and reevaluated the data needed to support continued
registration of the subject active ingredient.  The Agency has
concluded that the only additional data necessary are product
specific data.  No additional generic data requirements are being
imposed.  You have been sent this Notice because you have
product(s) containing the subject active ingredient.

SECTION IT.  DATA REQUIRED BY THIS NOTICE

II-A.  DATA REQUIRED

     The product specific data required by this Notice are
specified in Attachment C, Requirements Status and Registrant's
Response Form.  Depending on the results of the studies required in
this Notice, additional testing may be required.

II-B.   SCHEDULE FOR SUBMISSION OF DATA

     You are required to submit the data or otherwise satisfy  the
data requirements  specified in Attachment C, Requirements  Status
and Registrants Response F_orm, within the timeframes provided.

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II-C.  TESTING PROTOCOL

     All studies required under this Notice must be conducted in
accordance with test standards outlined in the Pesticide Assessment
Guidelines for those studies for which guidelines have been
established.

     These EPA Guidelines are available from the National Technical
Information Service (NTTS), Attn: Order Desk, 5285 Port Royal Road,
Springfield, Va 22161  (tel: 703-487-4650).

     Protocols approved by the Organization for Economic
Cooperation and Development (OECD) are also acceptable if the OECD-
recommended test standards conform to those specified in the
Pesticide Data Requirements regulation (40 CFR § 158.70).  When
using the OECD protocols, they should be modified as appropriate so
that the data generated by the study will satisfy the requirements
of 40 CFR § 158.  Normally, the Agency will not extend deadlines
for complying with data requirements when the studies were not
conducted in accordance with acceptable standards.  The OECD
protocols are available from OECD, 1750 Pennsylvania Avenue N.W.,
Washington, D.C. 20006.

     All new studies and proposed protocols submitted in response
to this Data Call-in Notice must be in accordance with Good
Laboratory Practices [40 CFR Part 160.3(a)(6)].

II-D.  REGISTRANTS RECEIVING PREVIOUS SECTION 3fdf21fBl NOTICES
       ISSUED BY THE AGENCY

       Unless otherwise noted herein, this Data Call-In does not in
any way supersede or change the requirements of any previous Data
Call-Infs>, or any other agreements entered into with the Agency
pertaining to such prior Notice.  Registrants must comply with the
requirements of all Notices to avoid issuance of a Notice of Intent
to Suspend their affected products.


SECTION III.  COMPLIANCE WITH REQUIREMENTS OF THIS NOTICE

III-A.  SCHEDULE FOR RESPONDIHG TO THE AGENCY

     The appropriate responses initially  required by this Notice
for product specific data must be submitted to the Agency within 90
days after your receipt of this Notice.   Failure to adequately
respond to this Notice within 90 days of  your receipt will be a
basis for  issuing a Notice of Intent to Suspend  (NOIS)  affecting
your products. This and other bases for issuance of NOIS due to
failure to  comply with this Notice are presented in Section IV-A
and  IV-B.

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III-B.  OPTIONS FOR RESPONDING TO THE AGENCY

    The options for responding to this Notice for product specific
data are: (a) voluntary cancellation, (b)  agree to satisfy the
product specific data requirements imposed by this Notice or (c)
request a data waiver(s).

    A discussion of how to respond if you choose the Voluntary
Cancellation option is presented below.   A discussion of the
various options available for satisfying the product specific data
requirements of this Notice is contained in Section III-C.  A
discussion of options relating to requests for data waivers is
contained in Section III-D.

    There are two forms that accompany this Notice of which,
depending upon your response, one or both must be used in your
response to the Agency.  These forms are the Data-Call-in Response
Form, and the Requirements Status and Registrant's Response Form.
Attachment B and Attachment C.  The Data Call-In Response Form must
be submitted as part of every response to this Notice.  In
addition, one copy of the Requirements Status and Registrant's
Response Form  must be submitted for each product listed on the
Data Call-in Response Form unless the voluntary cancellation option
is selected or unless the product is identical to another (refer to
the instructions for completing the Data Call-in Response Form  in
Attachment B}.  Please note that the company's authorized
representative is required to sign the first page of the Data Call-
in Response Form and Requirements Status and Registrant's Response
Form  (if this form is required) and initial any subsequent pages.
The forms contain separate detailed instructions on the response
options.  Do not alter the printed material.  If you have questions
or need assistance in preparing your response, call or write the
contact person(s) identified in Attachment A.

    1. Voluntary Cancellation - You may avoid the requirements  of
this Notice by requesting voluntary cancellation of your product(s)
containing the active ingredient that is the subject of this
Notice.  If you wish to voluntarily cancel your product, you must
submit a completed Data Call-In Response Form, indicating your
election of this option.  Voluntary cancellation is item number 5
on the Data Call-In Response Form. If you choose this option, this
is the only form that you are required to complete.

    If you choose to voluntarily cancel your product, further sale
and distribution of your product after the effective date of
cancellation must be in accordance with the Existing Stocks
provisions of  this Notice which are  contained  in Section  IV-C.

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    2. Satisfying the Product Specific Data Requirements of this
Notice.  There are various options available to satisfy the product
specific data requirements of this Notice.  These options are
discussed in Section III-C of this Notice and comprise options 1
through 6 on the Requirements Status and Registrant's Response Form
and item numbers 7 a and 7b on the Data Call-in Response Form.
Deletion of a use(s)  and the low volume/minor use option are not
valid options for fulfilling product specific data requirements.

    3. Request for Product Specific Data Waivers.  Waivers for
product specific data are discussed in Section III-D of this Notice
and are covered by option 7 on the Requirements Status and
Registrant's Response Form.  If you choose this option, you must
submit both forms as well as any other information/data pertaining
to the option chosen to address the data requirement.

III-C  SATISFYING THE DATA REQUIREMENTS OF THIS NOTICE

     If you acknowledge on the Data Call-In Response Form that you
agree to satisfy the product specific data requirements (i.e. you
select option 7a or 7b) , then you must select one of the six
options on the Requirements Status and Registrant7s Response Form
related to data production for each data requirement.  Your option
selection should be entered under item number 9, "Registrant
Response."  The six options related to data production are the
first six options discussed under item 9 in the instructions for
completing the Requirements Status and Registrant's Response Form.
These six options are listed immediately below with information in
parentheses to guide registrants to additional instructions
provided in this Section.  The options are:

      (1)  I will generate and submit data within the specified
          timeframe (Developing Data)
      (2)  I have entered into an agreement with one or more
          registrants to develop data jointly  (Cost Sharing)
      (3)  I have made offers to cost-share  (Offers to Cost Share)
      (4)  I am submitting an existing study that has not been
          submitted previously to the Agency by anyone  (Submitting
          an Existing Study)
      (5)  I am submitting or citing data to upgrade a study
          classified by EPA as partially acceptable and upgradeable
          (Upgrading a Study)
      (6)  I am citing an existing study that EPA has classified as
          acceptable or an existing study that has been submitted
          taut not reviewed by the Agency  (Citing an Existing Study)

      Option l. Developing Data —  If you choose to develop the
required data it must be in conformance with Agency deadlines and
with  other Agency requirements as referenced herein and in the
attachments.  All data generated and submitted must comply with the
Good  Laboratory Practice  (GLP) rule  (40 CFR Part 160), be conducted
according to the Pesticide Assessment Guidelines  (PAG), and be  in
conformance with the requirements of PR Notice 86-5.

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    The time frames in the Requirements Status and Registrant's
Response Form are the time frames that the Agency is allowing for
the submission of completed study reports.  The noted deadlines run
from the date of the receipt of this Notice by the registrant.  If
the data are not submitted by the deadline, each registrant is
subject to receipt of a Notice of Intent to Suspend the affected
registration(s).

    If you cannot submit the data/reports to the Agency in the time
required by this Notice and intend to seek additional time to meet
the requirements (s) , you must submit a request to the Agency which
includes: (1)  a detailed description of the expected difficulty and
(2) a proposed schedule including alternative dates for meeting
such requirements on a step-by-step basis.  You must explain any
technical or laboratory difficulties and provide documentation from
the laboratory performing the testing.  While EPA is considering
your request,  the original deadline remains.  The Agency will
respond to your request in writing.  If EPA does not grant your
request, the original deadline remains.  Normally, extensions can
be requested only in cases of extraordinary testing problems beyond
the expectation or control of the registrant.  Extensions will not
be given in submitting the 90-day responses.  Extensions will not
be considered if the request for extension is not made in a timely
fashion; in no event shall an extension request be considered if it
is submitted at or after the lapse of the subject deadline.

     Option 2.  Agree to Share in Cost to Develop Data —Registrants
may only choose this option for acute toxicity data and certain
efficacy data and only if EPA has indicated in the attached data
tables that your product and at least one other product are similar
for purposes of depending on the same data.  If this is the case,
data may be generated for just one of the products in the group.
The registration number of the product for which data will be
submitted must be noted in the agreement to cost share by the
registrant selecting this option.  If you choose to enter into an
agreement to share in the cost of producing the required data but
will not be submitting the data yourself, you must provide the name
of the registrant who will be submitting the data.  You must also
provide EPA with documentary evidence that an agreement has been
formed.  Such evidence may be your letter offering to join in an
agreement and the other registrant's acceptance of your offer, or a
written statement by the parties that an agreement exists.  The
agreement to produce the data need not specify all of the terms of
the final arrangement between the parties or the mechanism to
resolve the terms.  Section 3(c)(2)(B) provides that if the parties
cannot resolve the terms of the agreement they may resolve their
differences through binding arbitration.


    Option 3. Offer to Share in the Cost of Data Development  —
This option only applies to acute toxicity and certain efficacy
data as described  in option 2 above.  If you have made an offer to
pay in an attempt to enter into an agreement or amend an existing
agreement to meet the requirements of this Notice and have been

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unsuccessful, you may request EPA  (by selecting this option) to
exercise its discretion not to suspend your registration(s),
although you do not comply with the data submission requirements of
this Notice.  EPA has determined that as a general policy,_absent
other relevant considerations, it will not suspend the registration
of a product of a registrant who has in good faith sought and
continues to seek to enter into a joint data development/cost
sharing program, but the other registrant(s) developing the data
has refused to accept your offer.  To qualify for this option, you
must submit documentation to the Agency proving that you have made
an offer to another registrant (who has an obligation to submit
data) to share in the burden of developing that data.  You must
also submit to the Agency a completed EPA Form 3570-32,
Certification of Offer to Cost Share in the Development of Data,
Attachment G.  In addition, you must demonstrate that the other
registrant to whom the offer was made has not accepted your offer
to enter into a costsharing agreement by including a copy of your
offer and proof of the other registrant's receipt of that offer
(such as a certified mail receipt).  Your offer must, in addition
to anything else, offer to share in the burden of producing the
data upon terms to be agreed or failing agreement to be bound by
binding arbitration as provided by FIFRA section 3(c)(2)(B)(iii)
and must not qualify this offer.   The other registrant must also
inform EPA of its election of an option to develop and submit the
data required by this Notice by submitting a Data Call-in Response
Form and a Requirements Status and Registrants Response Form
committing to develop and submit the data reguired by this Notice.

    in order for you to avoid suspension under this option, you may
not withdraw your offer to share in the burdens of developing the
data.  In addition, the other registrant must fulfill its
commitment to develop and submit the data as required by this
Notice.  If the other registrant fails to develop the data or for
some other reason is subject to suspension, your registration as
well as that of the other registrant will normally be subject to
initiation of suspension proceedings, unless you commit to submit,
and do submit the required data in the specified time frame.  In
such cases, the Agency generally will not grant a time extension
for submitting the data.

    Option 4, Submitting an  Existing Study: — If you choose to
submit an existing study in  response to this Notice, you must
determine that the study satisfies the requirements  imposed by this
Notice.  You may only submit  a study that has not been previously
submitted to the Agency or previously cited by anyone.  Existing
studies are  studies which predate  issuance of this Notice.  Do not
use this option  if you are submitting data to upgrade a study.  (See
Option 5).

    You should be aware that if the Agency determines that the
study is not acceptable, the Agency will require you to comply with
this Notice, normally without an extension  of the required date of
submission.  The Agency may  determine at any time that  a  study  is
not valid and needs to be repeated.

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    To meet the requirements of the DCI Notice for submitting an
existing study, all of the following three criteria must be clearly
met:

    a. You must certify at the time that the existing study is
    submitted that the raw data and specimens from the study are
    available for audit and review and you must identify where they
    are available.  This must be done in accordance with
    the requirements of the Good Laboratory Practice (GLP)
    regulation, 40 CFR Part 160. As stated in 40 CFR 160.3(j)
    11 '[r]aw data' means any laboratory worksheets, records,
    memoranda, notes, or exact copies thereof, that are the result
    of original observations and activities of a study and are
    necessary for the reconstruction and evaluation of the report
    of that study.  In the event that exact transcripts of raw data
    have been prepared (e.g., tapes which have been transcribed
    verbatim, dated, and verified accurate by signature), the exact
    copy or exact transcript may be substituted for the original
    source as raw data.  'Raw data' may include photographs,
    microfilm or microfiche copies, computer printouts, magnetic
    media, including dictated observations, and recorded data from
    automated instruments."  The term "specimens", according to 40
    CFR 160.3(k) , means "any material derived from a test system
    for examination or analysis."

    b. Health and safety studies completed after May 1984 must also
    contain all GLP-required quality assurance and quality control
    information, pursuant to the requirements of 40 CFR Part 160.
    Registrants must also certify at the time of submitting the
    existing study that such GLP information is available for post-
    May 1984 studies by including an appropriate statement on or
    attached to the study signed by an authorized official or
    representative of the registrant.

    c. You must certify that each study fulfills the acceptance
    criteria for the Guideline relevant to the study provided in
    the FIFRA Accelerated Reregistration Phase 3 Technical Guidance
    and that the study has been conducted according to the
    Pesticide Assessment Guidelines (PAG)  or meets the purpose of
    the PAG (both available from NTIS) .   A study not conducted
    according to the PAG may be submitted to the Agency for
    consideration if the registrant believes that the study clearly
    meets the purpose of the PAG.  The registrant is referred to 40
    CFR 158.70 which states the Agency's policy regarding
    acceptable protocols. If you wish to submit the study, you
    must, in addition to certifying that the purposes of the PAG
    are met by the study, clearly articulate the rationale why you
    believe the study meets the purpose of the PAG, including
    copies of any supporting information or data.  It has been the
    Agency's experience that studies completed prior to January
    1970 rarely satisfied the purpose of the PAG and that necessary
    raw data are usually not available for such studies.
                                 8

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    If you submit an existing study,  you must certify that the
study meets all requirements of the criteria outlined above.

    If you know of a study pertaining to any requirement in this
Notice which does not meet the criteria outlined above but does
contain factual information regarding unreasonable adverse effects,
you must notify the Agency of such a study.  If such  study is in
the Agency's files, you need only cite it along with the
notification. If not in the Agency's files, you must submit a
summary and copies as required by PR Notice 86-5.


    Option 5. Upgrading a Study — If a study has been classified
as partially acceptable and upgradeable, you may submit data to
upgrade that study.  The Agency will review the data submitted and
determine if the requirement is satisfied.  If the Agency decides
the requirement is not satisfied, you may still be required to
submit new data normally without any time extension.  Deficient,
but upgradeable studies will normally be classified as
supplemental.  However, it is important to note that not all
studies classified as supplemental are upgradeable.  If you have
questions regarding the classification of a study or whether a
study may be upgraded, call or write the contact person listed in
Attachment A.  If you submit data to upgrade an existing study you
must satisfy or supply information to correct all deficiencies in
the study identified by EPA.  You must provide a clearly
articulated rationale of how the deficiencies have been remedied or
corrected and why the study should be rated as acceptable to EPA.
Your submission must also specify the MRID number(s) of the study
which you are attempting to upgrade and must be in conformance with
PR Notice 86-5.

    Do not submit additional data for the purpose of upgrading a
study classified as unacceptable and determined by the Agency as
not capable of being upgraded.

    This option should also be used to cite data that has been
previously submitted to upgrade a study, but has not yet been
reviewed by the Agency.  You must provide the MRID number of the
data submission as well as the MRID number of the study being
upgraded.

    The criteria for submitting an existing study, as specified in
Option 4 above, apply to all data submissions intended to upgrade
studies.  Additionally your submission of data intended to upgrade
studies must be accompanied by a certification that you comply with
each of those criteria as well as a certification regarding
protocol compliance with Agency requirements.

    Option 6, Citing Existincf Studies — If you choose to cite a
study that has been previously submitted to EPA, that study must
have been previously classified by EPA as acceptable or it must be
a study which has not yet been reviewed by the Agency.  Acceptable
toxicology studies generally will have been classified as "core-

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guideline" or "core minimum."  For all other disciplines the
classification would be "acceptable."  With respect to any studies
for which you wish to select this option you must provide the MRID
number of the study you are citing and, if the study has been
reviewed by the Agency, you must provide the Agency's
classification of the study.

    If you are citing a study of which you are not the original
data submitter, you must submit a completed copy of EPA Form
8570-31, Certification with Respect to Data Compensation
Requirements.

    Registrants who select one of the above 6 options must meet all
of the requirements described in the instructions for completing
the Data Call-in Response Form and the Requirements Status and
Registrant's Response Form, as appropriate.

III-D  REQUESTS FOR DATA WAIVERS

    If you request a waiver for product specific data because you
believe it is inappropriate, you must attach a complete
justification for the request, including technical reasons, data
and references to relevant EPA regulations, guidelines or policies.
(Note: any supplemental data must be submitted in the format
required by PR Notice 86-5) .  This will be the only opportunity to
state the reasons or provide information in support of your
request.  If the Agency approves your waiver request, you will not
be required to supply the data pursuant to section 3(c)(2)(B) of
FIFRA.  If the Agency denies your waiver request, you must choose
an option for meeting the data requirements of this Notice within
30 days of the receipt of the Agency's decision.  You must indicate
and submit the option chosen on the Requirements Status and
Registrant's Response Form.  Product specific data requirements for
product chemistry, acute toxicity and efficacy {where appropriate)
are required for all products and the Agency will grant a waiver
only under extraordinary circumstances.  You should also be aware
that submitting a waiver request will not automatically extend the
due date for the study in question.  Waiver requests submitted
without adequate supporting rationale will be denied and the
original due date will remain in force.

IV.  CONSEQUENCES OF FAILURE TO COMPLY WITH THIS NOTICE

IV-A NOTICE OF INTENT TO SUSPEND

    The Agency may issue a Notice of Intent to Suspend products
subject to this Notice due to failure by a registrant to comply
with the requirements of this Data Call-in Notice, pursuant to
FIFRA section 3(c)(2)(B).  Events which may be the basis for
issuance of a Notice of Intent to Suspend include, but are not
limited to, the following:

    1.  Failure to respond as required by this Notice within 90
    days of your receipt of this Notice.

                                 10

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    2.  Failure to submit on the required schedule an acceptable
    proposed or final protocol if such is required to be submitted
    to the Agency for review.

    3.  Failure to submit on the required schedule an adequate
    progress report on a study if required by this Notice.

    4.  Failure to submit on the required schedule acceptable
    data as required by this Notice.

    5.  Failure to take a required action or submit adequate
    information pertaining to any option chosen to address the data
    requirements (e.g., any required  action or information
    pertaining to submission or citation of existing studies or
    offers, arrangements, or arbitration on the sharing of costs or
    the formation of Task Forces, failure to comply with the terms
    of an agreement or arbitration concerning joint data
    development or failure to comply  with any terms of a data
    waiver).

    6.  Failure to submit supportable certifications as to the
    conditions of submitted studies,  as required by Section III-C
    of this Notice.

    7. Withdrawal of an offer to share in the cost of developing
    required data.

    8. Failure of the registrant to whom you have tendered an offer
    to share in the cost of developing data and provided proof of
    the registrant's receipt of such  offer either to:

     a. Inform EPA of intent to develop and submit the data
     required by this Notice on a Data_C_all-In Response Form and a
     Requirements Status and Registrant's Response Form;

     b. Fulfill the commitment to develop and submit the data as
     required by this Notice; or

     c. Otherwise take appropriate steps to meet the requirements
     stated in this Notice, unless you coinmit to submit and do
     submit the required data in the  specified time frame.

    9.  Failure to take any required  or appropriate steps, not
    mentioned above, at any time following the issuance of this
    Notice.

IV-B.  BASIS FOR DETERMINATION THAT SUBMITTED STUDY IS
       UNACCEPTABLE

    The Agency may determine that a study (even if submitted within
the required time)  is unacceptable and constitutes a basis for
issuance of a Notice of Intent to Suspend.  The grounds for
suspension include, but are not limited to, failure to meet any of
the following:

                                 11

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    1.  EPA requirements specified in the Data Call-in Notice or
    other documents incorporated by reference  (including, as
    applicable, EPA Pesticide Assessment Guidelines, Data Reporting
    Guidelines, and GeneTox Health Effects Test Guidelines)
    regarding the design, conduct, and reporting of required
    studies.  Such requirements include, but are not limited to,
    those relating to test material, test procedures, selection of
    species, number of animals, sex and distribution of animals,
    dose and effect levels to be tested or attained, duration of
    test, and, as applicable, Good Laboratory Practices.

    2.  EPA reguirements regarding the submission of protocols  (if
    applicable),  including the incorporation of any changes
    required by the Agency following review.

    3.  EPA requirements regarding the reporting of data, including
    the manner of reporting, the completeness of results, and the
    adequacy of any required supporting (or raw) data, including,
    but not limited to, requirements referenced or included in this
    Notice or contained in PR 86-5.  All studies must be submitted
    in the form of a final report; a preliminary report will not be
    considered to fulfill the submission requirement.

IV-C  EXISTING STOCKS OF SUSPENDED OR CANCELLED PRODUCTS

    EPA has statutory authority to permit continued sale,
distribution and use of existing stocks of a pesticide product
which has been suspended or cancelled if doing so would be
consistent with the purposes of the Act.

    The Agency has determined that such disposition by registrants
of existing stocks for a suspended registration when a section
3(c)(2)(B) data request is outstanding would generally not be
consistent with the Act's purposes.  Accordingly, the Agency
anticipates granting registrants permission to sell, distribute, or
use existing stocks of suspended product(s) only in exceptional
circumstances.  If you believe such disposition of existing stocks
of your product(s) which may be suspended for failure to comply
with this Notice should be permitted, you have the burden of
clearly demonstrating to EPA that granting such permission would be
consistent with the Act. You must also explain why an "existing
stocks" provision is necessary, including a statement of the
quantity of existing stocks and your estimate of the time required
for their sale, distribution, and use.  Unless you meet this burden
the Agency will not consider any request pertaining to the
continued sale, distribution, or use of your existing stocks after
suspension.

    If you request a voluntary cancellation of your product(s) as a
response to this Notice and your product is in full compliance with
all Agency requirements, you will have, under most circumstances,
one year from the date your 90 day response to this Notice  is due,
to sell, distribute, or use existing stocks.  Normally, the Agency
will allow persons other than the registrant such as independent

                                 12

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distributors, retailers and end users to sell, distribute or use
such existing stocks until the stocks are exhausted.  Any sale,
distribution or use of stocks of voluntarily cancelled products
containing an active ingredient for which the Agency has particular
risk concerns will be determined on a case-by-case basis.

    Requests for voluntary cancellation received after the 90 day
response period required by this Notice will not result in the
Agency granting any additional time to sell, distribute, or use
existing stocks beyond a year from the date the 90 day response was
due unless you demonstrate to the Agency that you are in full
compliance with all Agency requirements, including the requirements
of this Notice.  For example, if you decide to voluntarily cancel
your registration six months before a 3 year study is scheduled to
be submitted, all progress reports and other information necessary
to establish that you have been conducting the study in an
acceptable and good faith manner must have been submitted to the
Agency, before EPA will consider granting an existing stocks
provision.


SECTION V.  REGISTRANTS7 OBLIGATION TO REPORT POSSIBLE
            UNREASONABLE ADVERSE EFFECTS

    Registrants are reminded that FIFRA section 6(a)(2) states that
if at any time after a pesticide is registered a registrant has
additional factual information regarding unreasonable adverse
effects on the environment by the pesticide, the registrant shall
submit the information to the Agency.  Registrants must notify the
Agency of any factual information they have, from whatever source,
including but not limited to interim or preliminary results of
studies, regarding unreasonable adverse effects on man or the
environment.  This requirement continues as long as the products
are registered by the Agency.


SECTION VI.  INQUIRIES AND RESPONSES TO THIS NOTICE

    If you have any questions regarding the requirements and
procedures established by this Notice, call the contact person(s)
listed in Attachment A, the Data Call-Tn Chemical Status Sheet.

    All responses to this Notice  (other than voluntary cancellation
requests) must include a completed Data Call-in Response Form and a
completed Retirements Status and Registrant's Response Form
(Attachment B and Attachment C) and any other documents required by
this Notice, and should'be submitted to the contact person(s)
identified in Attachment A. If the voluntary cancellation option is
chosen, only the Data Call-in Response Form need be submitted.
                                 13

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    The Office of Compliance Monitoring  (OCM) of the Office of
Pesticides and Toxic Substances  (OPTS), EPA, will be monitoring the
data being generated in response to this Notice.

                             Sincerely yours,
                                                  -*  /
                             Daniel M. Barolo, Director
                             Special Review and
                               Reregistration Division

                        Attachments

    A  - Data Call-in Chemical Status Sheet
    B  - Data Call-in Response Form
    C  - Requirements status and Registrant's Response Form
    D  - EPA Grouping of End-Use Products for MeetincLAcute
         Toxicology Data Requirements for Rereqistration
    E -  List of Registrants Sent This PCI
    F  - EPA Acceptance Criteria (refer to Attachment E, EPA
          Acceptance Criteria for Generic PCI)
    G  — Cost Share and Data Compensation Forms
                                 14

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          ATTACHMENT A
Product Specific DCI Chemical Status Sheet
                 118

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BUTYLATE: DATA CALL-IN CHEMICAL STATUS SHEET

INTRODUCTION

      You have been sent this Product Specific Data Call-In Notice because you have
products containing butylate.

      This Product Specific Data Call-in Chemical Status Sheet, contains an overview of
data required by this notice, and point of contact for inquiries pertaining to the reregistration
of butylate.  This attachment is to be used in conjunction with (1) the Product Specific Data
Call-In Notice, (2) the Product Specific Data Call-In Response Form (Attachment B), (3) the
Requirements Status and Registrant's Form (Attachment C), (4) EPA's Grouping of End-Use
Products for Meeting Acute Toxicology Data Requirement (Attachment D), (5) the  EPA
Acceptance Criteria (Attachment E), (6)  a list of registrants receiving this DCI (Attachment
F) and (7) the Cost Share and  Data Compensation Forms in replying to this butylate Product
Specific Data Call-in (Attachment G). Instructions and guidance accompany each form.

DATA REQUIRED BY THIS  NOTICE

      The additional data requirements needed to complete the database for butylate are
contained in the Requirements  Status and Registrant's Response. Attachment C. The Agency
has concluded that additional data on butylate are needed for specific products. These data
are required to be submitted to the Agency within the time frame listed. These data are
needed to fully complete the reregistration of all eligible butylate products.

INQUIRIES AND RESPONSES TO THIS NOTICE

       If you have any  questions regarding the generic database of butylate, please  contact
Ms. Judy Loranger at (703) 308-8056.

       If you have any  questions regarding the product specific data requirements and
procedures established by this  Notice, please contact Mr. Franklin Gee at (703) 308-8008.

       All responses to this Notice for the Product Specific data requirements should be
       submitted to:

             Ms. Veronica Dutch
             Special Review  and Reregistration Division
             Office of Pesticide Programs,  H7508W
             U.S. Environmental Protection Agency
             Washington, D.C.  20460

             RE: Butylate
                                         119

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                ATTACHMFJVT B
Product Specific Data Call-Iu Response Forms (Form A)
                 plus Instructions

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INSTRUCTIONS FOR COMPLETING THE "REQUIREMENTS STATUS AND
REGISTRANT'S RESPONSE" FORM FOR PRODUCT SPECIFIC DATA

Item 1-4.     Already completed by EPA.

Item 5.       If you wish to voluntarily cancel your product, answer "yes".  If you choose
             this option, you will not have to provide the data required by the Data Call-in
             Notice and you will not have to complete any other forms. Further sale and
             distribution of your product after the effective date of cancellation must be in
             accordance with the Existing Stocks provision of the Data Call-In Notice
             (Section IV-C).

Item 6.       Not applicable since this form  calls in product specific data only.  However, if
             your product is identical to another product and you qualify for a data
             exemption, you must  respond with "yes" to Item 7a (MUP) or 7B (EUP) on
             this form, provide the EPA reregistration numbers of your source (s); you
             would not complete the requirements status and registrant's response" form.
             Examples of such products include repackaged products and Special Local
             Needs (Section 24c) products which are identical to federally registered
             products.

Item 7a.      For each manufacturing use product (MUP) for which you wish to maintain
             registration, you  must agree to satisfy the data requirements by responding
             "yes."

Item 7b_      For each end  use product (EUP) for which you wish to maintain registration,
             you must agree to satisfy the data requirements by responding "yes." if you
             are requesting a data waiver, answer "yes" here; in addition, on the
             "Requirements Status  and Registrant's Response"  form under Item 9, you must
             respond with option 7 (Waiver Request) for each study for which you are
             requesting a waiver.  See item 6 with regard to identical products and data
             exemptions.

Items 8-11 .Self-explanatory.

Note: You may provide additional information that does not fit on this form in a signed
      letter that accompanies this form.  For example,  you may wish to report that your
      product has already been transferred to another or that you have already voluntarily
      cancelled this product. For these cases, please supply all relevant details so that EPA
      can ensure that its records are correct.
                                         121

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DRAFT  COPY
Page  1 of  1
United States Environmental Protection Agency
Washington, D. c. 20460
DATA CALL-IN RESPONSE

INSTRUCTIONS: Please type or print in ink. Please read carefully the attached instructions and supply the information requested
Use additional sheet(s) if necessary.
1. Company name and Address 2. Case # and Name
SAMPLE COMPANY 0071 Butylate
KO STREET ADDRESS
NO CITY, XX 00000
4. EPA Product
Registration
HNNNNK-KHNNN
5 . [ wish to
cancel this
product regis-
tration volun-
tarily.

8. Certification
1 certify that the statements made on th
1 acknowledge that any knowingly false c
or both under applicable law.
Signature and Title of Company's Authori
6. Generic Data
6a. I am ctaimimg a Generic
Data Exemption because I
obtain the active ingredient
from the source EPA regis-
tration number listed below.
N.A.
6b. t agree to satisfy Generic
Data requirements as indicated
on the attached form entitled
"Requirements Status and
Registrant's Response."
N.A.
is form and all attachments are true, accurate, and complete.
>r misleading statement may be punishable by fine, imprisonment
zed Representative

7. Product Specific
Form Approved
OMB No. 2070-0107
2070-0057
Approval Expires 03-31-96
on this form.
3. Date and Type of DC I
PRODUCT SPECIFIC
Data
Ts. My product is a MUP and
! agree to satisfy the HUP
requirements on the attached
form entitled "Requirements
Status and Registrant's
Response."


10. Name of Company Contact

7b. My product is an EUP and
agree to satisfy the EUP
requirements on the attached
form entitled "Requirements
Status and Registrant's
Response."

9. date
11.
Phone Muraber

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                ATTACHMENT C
Product Specific Data Call-In Requirements Status and
Registrant's Response Forms (Form B) plus Instructions
                        122

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INSTRUCTIONS FOR COMPLETING THE "REQUIREMENTS STATUS AND
REGISTRANT'S RESPONSE" FORM FOR PRODUCT SPECIFIC DATA

Item 1-3     Completed by EPA.  Note the unique identifier number assigned by EPA in
             item 3.  This number must be used in the transmittal  document for any data
             submissions in response to this Data Call-In Notice.

Item 4.       The guidelines reference numbers of studies required  to support the product's
             continued registration are identified.  These guidelines,  in addition to the
             requirements specified in the Notice, govern the conduct of the required
             studies. Note that series 61 and 62 in product chemistry are now listed under
             40 CFR 158.155 through  158.180, Subpart c.

Item 5.       The study title associated with the guideline reference number is identified.

Item 6.       The use patters (s) of the pesticide associated with the product specific
             requirements is (are) identified.  For most product specific data requirements,
             all use patterns are covered by the data requirements.  In the case of efficacy
             data, the required  studies only pertain to products which have the use sites
             and/ or pests indicated.

Item 7.       The substance to be tested is identified by EPA. For product specific data, the
             product as formulated for  sale and distribution is the  test substance, except in
             rare cases.

Item 8.       The due date for submission of each  study is identified.  It is normally based
             on 8 months after  issuance of this Reregistration Eligibility Decision unless
             EPA determines that a longer time period is necessary.

Item 9.       Enter Only one of the following response codes for each data requirement to
             show how you intend to comply with the data requirements listed in this table.
             Fuller descriptions of each option are contained in the Data Call-in Notice,

1.     I will generate and submit data by the specified due date (Developing Data). By
       indicating that I have chosen this option, I certify that I will comply with all the
       requirements pertaining to the conditions for submittal of this study as outlined in the
       Data Call-In Notice.

2.     I have entered into an agreement with one or more registrants to develop data jointly
       (Cost Sharing).  I am submitting a copy of this agreement.   I understand that this
       option is available on for acute toxicity or certain efficacy data and only if EPA
       indicates in an attachment to this notice that my product is similar.  Enough to
       another product to qualify for this option.  I certify that another party in the
                                          123

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       agreement is committing to submit or provide the required data; if the required study
       is not submitted on time, my product my be subject to suspension.

3.     I have made offers to share in the cost to develop data (Offers to Cost Share).  I
       understand that this option is available only for acute toxicity or certain efficacy data
       and only if EPA indicates in an attachment to this Data Call-In Notice that my
       product is similar enough to another product  to qualify for this option.  I am
       submitting evidence that I have  made an offer to another registrant (who has an
       obligation to submit data) to share in the cost of that data.  I am also submitting a
       completed "  Certification of offer to Cost Share in the Development Data" form.  I
       am including a copy  of my offer and proof of the other registrant's receipt of that
       offer. I am  identifying the party which is  committing to submit or provide the require
       data; if the required study is not submitted on time, my product may be subject to
       suspension.  I  understand that other terms under Option 3 in the Data Call-In Notice
       (Section in-C.l.) apply as well,

4.     By the specified  due  date, I will submit an existing study that has not been submitted
       previously to the Agency by anyone (submitting an Existing Study),  I certify that this
       study will meet all the requirements for submittal of existing data outlined in option 4
       in the Data Call-In Notice (Section m-C.l.)  and will meet the attached acceptance
       criteria (for acute toxicity and product chemistry data).  I will attach the needed
       supporting information along with this response. I also certify that I have determined
       that this study  will fill the data requirement for which I have indicated this choice.

5.     By the specified  due  date, I will submit or cite data to upgrade a study classified by
       the Agency as  partially acceptable and upgrade (upgrading a study).  I will submit
       evidence of the Agency's review indicating that the study may be upgraded and what
       information is  required to do so.  I will provide the MRID or  Accession number of
       the study at the due date.  I understand that the conditions for this Option outlined
       Option 5 in the Data Call-In Notice (Section  IH-C.l.) apply.

6.     By the specified  due  date, I will cite an existing study that the Agency has classified
       as acceptable or  an existing study that has  been submitted but not reviewed by the
       Agency (Citing an Existing Study).  If I am citing another registrant's study, I
       understand that this option is available only for acute toxicity or certain efficacy data
       and only if the cited  study was conducted on my product, an identical product or a
       product which EPA has "grouped" with one or more other products for purposes of
       depending on the same data. I  may also choose this option if I am citing my own
       data.  In either case, I will provide the MRID or Accession  number (s) number (s) for
       the cited data on a "Product Specific Data Report" form  or in  a similar format. If I
       cite another  registrant's data, I will submit a completed "Certification With Respect
       To Data Compensation Requirements" form.
                                          124

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7.     I request a waiver for this study because it is inappropriate for my product (Waiver
       Request).  I am attaching a complete justification for this request, including technical
       reasons, data and references to relevant EPA regulations, guidelines or policies.
       [Note: any supplemental data must be submitted in the format required by P.R.
       Notice 86-5].   I understand that this is my only opportunity to state the reasons or
       provide  information in support of my request.  If the Agency approves my waiver
       request,  I will  not be require to supply the data pursuant to Section 3(c) (2) (B) of
       FIFRA.  If the Agency denies  my waiver request, I must choose a  method of meeting
       the data requirements of this Notice by  the due date stated  by this Notice.  In this
       case, I must, within 30 days of my  receipt of the Agency's written decision, submit a
       revised "Requirements Status chosen.  I also understand  that the deadline for
       submission of data as specified by the original data cal-in notice will not change.

Items 10-13.  Self-explanatory,

NOTE:      You may provide additional information that does not fit on this form in a
             signed letter that accompanies this form. For example, you may wish to
             report that your product has already been transferred to another company or
             that you have already voluntarily cancelled this product.  For these cases,
             please supply  all relevant details so that EPA can ensure that its records are
             correct.
                                           125

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         DRAFT   COPY
                                                                                                                 Page   1  of   2
                        United States  Environmental  Protection Agency
                                       Washington,  D. C.  20460

                        REQUIREMENTS STATUS  AND  REGISTRANT'S RESPONSE
                                                                                         Font Approved

                                                                                         OMB So. 2070-0107
                                                                                               2070-0057
                                                                                         Approval Expire! OJ-31-96
IH3TBUCTIOHB] Hea»« type or print in ink.  Pl.*.e r«ad carefully th» attached induction, and eupply the information reque.

Jae additional »h»*t(B) If Dece
                                                                                                «d on
1. Company now and Addrea*
   SAMPLE COMPANY
   NO STREET ADDRESS
   NO CITY,   XX   0(0000
                               2, Caae I and Nona
                                 0071   Butylate

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                                                                                3. Data and Type of PCI
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 Signature and Title of Cottpany'e Authorised Rapreaentatiwe	
                                                                                                LI. Date
 12. Moae of Conpany Contact.
                                                                                                13. Phone Humber

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DRAFT  COPY
Page  2 of  2
United States Environmental Protection Agency
Washington, D. C. 20460
REQUIREMENTS STATUS AND REGISTRANT'S RESPONSE
liraTRUCTIMISi Flame type or print In ink. Plaaie r«*d carefully the attached instruction* and supply the
Uae additional »heet(») if nacaaaary.
1, Company name and AddreM Z- Caae 1 and Mama
SAMPLE COMPANY 0071 Butylate
NO STREET ADDRESS
Form Approved
OMB Ho. 2070-0107
2070-0057
Approval Bxplrea 03-31-96


3 . Date and Type of DC I
PRODUCT SPECIFIC
ID# NNNNNN-RD-NNNN
NO CITY, XX QOOOO EPA Reg. No. NNNNNN-NNNNN
4, Guideline
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Date

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           DRAFT    COPY            	Page   1  of   2
                                           United  States  Environmental  Protection  Agency
                                                            Washington,  D.  C.  20460
                                  FOOTNOTES AND KEY  DEFINATIONS  FOR GUIDELINE  REQUIREMENTS
                                                      Case  f  and  Name:  0071   Butylate
     HP • manufacturing-use product;  BP • end-ma product! provided f emulators purchase their active ingredient)s) fron. a ragl»tered source, they need not submit or cite
data pertaining to the purchased prod.uat. [BOTEt If a product la a 100 percent repackage of another registered product th«t 1* purchased, and any use for the product doaa
not differ  from thooe of thai purchased and registered source, users are not subject to any data requirements Identified in Urn tablu.]; TEP - typical end-use product)
TOAI - technical grade of the active  ingredient) Pnl • "put*" active Ingredient; PAIHA - "pure" active ingredient, radlolabelea.
Da* Categories 1071
  A - Terreattial food crept       B  - Terrestrial food feed crap     c - Terrestrial nonfood crop     D - Aquatic food crop           S - Aquatic nonfood outdoor
  F - Aquatic nonfood Industrial   O  - Aquatic nonfood residential    H - Greenhouse food crop         1 - Greenhouse nonfood crop     J - Forestry
  K - Residential outdoor          1  - Indoor food                   M - Indoor nonfood              M - Indoor Medical              O - Indoor residential

                 \Tt\* following notes ara referenced in column two (5. fltudy Title) of the RBOUIBBMESIS STATUS AMD HEOlSTRMTP'a FESPOH3B fora.]
 1  Requirement! pertaining to product identity, composition,  analysis, and certification of ingredlenta are detailed further in the following sectional  *156.155 for
    product identity  and composition (61-1);  «ise.l60, 158,162, and 138,16S for description of storting materials and manufacturing procass (61-2)j  MSB.187 for
    discussion of  formation of Ispurities («-3)j *1S8.170 for prellalnary analyaia  (62-1);  '158.175  for certification of Units |62-2)| and  "158.180 for enforcement
    analytical nattiod*  (H-3).
 2  A schematic 
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         DRAFT   COPY              	             Page   2 of   2
                                    United States  Environmental  Protection Agency
                                                  Washington,  D.  C.  20460
                            FOOTNOTES AND KEY  DEFINATIONS FOR GUIDELINE  REQUIREMENTS
                                            Case #  and  Name:  0071  Butylate
Footnotes  (cont.):
                            ^~
   which have daoonatratod • potential to adversely affect the visual ay •tarn.  Raglatrants. should consult with the agency for development of protocols and methodology
   prior to Initiation of etudles..
37  Testing of th» EP dilution It required 1( It can be reasonably anticipated that th« result! of such tMXlng oay nMt the criteria for restriction to u«e by certified
   applicators spec Hied In* 40 CFTt 152.170(b) or th« ccitecle for Initiation of epeclal review specified in 40 CPU 154.7

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                ATTACHMENT D
EPA's Grouping of End-Use Products for Meeting Acute
   Toxicology Data Requirements for Registration
                       126

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                                  ATTACHMENT D

EPA'S BATCHING OF BUTYLATE END-USE PRODUCTS FOR MEETING ACUTE
TOXICITY DATA REQUIREMENTS FOR REREGISTRATION

    In an effort to reduce the time, resources and number of animals needed to fulfill the
acute toxicity data requirements for reregistration of products containing the active ingredient
butylate (s-ethyl diisobutylthiocarbamate), the Agency has batched products which can be
considered  similar for purposes of acute toxicity.  Factors considered in the sorting process
include each product's active and inert ingredients (identity, percent composition and
biological activity), type of formulation (e.g., emulsifiable concentrate, aerosol, wettable
powder, granular, etc.), and labeling (e.g., signal word, use classification, precautionary
labeling, etc.). Note that the Agency is not describing batched products as "substantially
similar" since some products  within a batch may not be considered chemically similar or
have identical use patterns.

    Using available information, batching has been accomplished by the process described in
the preceding paragraph.  Frequently acute toxicity data on individual products has been
found to be incomplete. Notwithstanding the  batching process, the Agency reserves the right
to require,  at any time, acute toxicity data for an individual product should the need arise.

     Registrants of products within a batch may choose to cooperatively generate, submit or
cite a single battery of six acute lexicological studies to represent all the products within that
batch. It is the registrants' option to participate in the process with all other registrants, only
some of the other registrants, or only their own products within  a batch,  or to generate all
the required acute toxicological studies for each of their own products. If a registrant
chooses to  generate the data for a batch,  he/she must use one of the products within the batch
as the test material.  If a registrant chooses to rely upon previously submitted acute toxicity
data, he/she may do so provided that the data base is complete and valid by today's standards
(see acceptance criteria attached), the formulation tested is considered by  EPA to be similar
for acute toxicity, and the formulation has not been significantly altered since submission and
acceptance of the acute toxicity data. Regardless of whether new data is generated or existing
data is cited, the registrant must clearly identify the material tested by its EPA  registration
number.

    In deciding how to meet the product specific data requirements, registrants must Mow
the directions given in the Data Call-in Notice and its  attachments appended to the RED. The
DCI Notice contains two response forms which are to  be completed and  submitted to the
Agency within  90 days of receipt. The first  form,  "Data Call-in Response," asks whether
the registrant will meet the data requirements for each product.  The second form,
"Requirements  Status and Registrant's Response," lists the product specific data required for
each product, including the standard six  acute toxicity tests.  A registrant who wishes to
participate in a batch must decide whether he/she will  provide the data or depend on  someone


                                           127

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else to do so.  If a registrant supplies the data to support a batch of products, he/she must
select one of the following options: Developing Data (Option 1), Submitting an Existing
Study (Option  4), Upgrading an Existing Study (Option 5) or Citing an Existing Study
(Option 6).  If a registrant depends on another's data, he/she must choose among: Cost
Sharing (Option 2), Offers to Cost Share (Option 3) or Citing an Existing Study (Option 6).
If a registrant does not want to participate in a batch, the choices are Options 1, 4, 5 or 6.
However, a registrant should know that choosing not to participate in a batch does not
preclude other registrants in the batch from citing his/her studies and offering to cost share
(Option 3) those studies.

    Table I indicates 1 batch including 2 products containing the active ingredient butylate.

Table I.
Batch No.
1
EPA Reg. No.
34704-702
10132-222
% Butyl ate
25.1
85.1
Formulation
Emulsifiable Concentrate (EC)
EC
   Table I! lists 12 products that were either considered not to be similar for purposes of acute
toxicity or the Agency lacked sufficient information for decision making and were not placed in any
batch. Registrants of these products are responsible for meeting the acute toxicity data
requirements for each product.

Table II.
EPA Reg. No.
10181-181
10182-182
10182-192
10182-201
10132-211
10132-236
10182-248
10182-249
10182-269
10182-286
% Butylate, And Other Active
Ingredient
78.06
10.0
88.2
18.0
5.7 Atrazine
77.3
48.2
56,8
1 3.9 Atrazine
74.0
97.O
89.6
Formulation
EC
Granular
EC
Granular
EC
Pellet/tablet
EC
EC
Technical
EC
                                            128

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EPA Reg. No.
10122-288
34704-633
% Butyla'e, And Other Active
Ingredient
85-1
10.0
Formulation
EC
Granular
129

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               ATTACHMENT E
             EPA Acceptance Criteria
(Refer to Generic DCI Acceptance Criteria Attachment £)
                      130

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       ATTACHMENT F
 List of Registrants sent this DCI
(Included in registrants copy only)
               131

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           ATTACHMENT G

Product Specific Data Call-in Cost Share and
        Data Compensation Forms
                   132

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United Stiiw Environmental Protection Agency
^ ^^> Jt Washington, DC 20460
^Hsf l^aKeU CERTIFICATION OF OFFER TO COST
\J^mm aTl SHARE IN THE DEVELOPMENT OF DATA
fit* Aaam»«
OH* tU. 1070.0107
2070-003?
A»«w*iml fxBtrw 3-u-f«
Public reporting burden for this collection of information is estimated to average 15 minutes per response. Including
time for reviewing instructions, searching existing data sources, gathering and maintaining the data needed, and
completing and reviewing the collection of information. Send comments regarding the burden estimate or any other
aspect of tnis collection ol information, including suggestions for reducing mis burden, to Chief, Information Policy
Branch, PM-223. U.S. Environmental Protection Agency. 401 M St., S.W., Washington, DC 20460; and to the Office
ot Management and Budget, Paperwork Reduction Project (2070-0106), Washington, DC 20503.
Please fill In blanks below.
Compuy Nam«
Ch*ffife»l Nam*
Company Numbw
EPA ChtmlMl NumUr
 I Certify that:

 My company is willing to develp and submit the data required by EPA under the authority ot the Federal
 Insecticide, Fungicide and Rodenticide Act {F1FRA}, if necessary.  However, my company would prefer to
 enter Into an agreement with one or more registrants to develop Jointly or share In the cost of developing
 My firm has offered in writing to enter into such an agreement. That offer was irrevocable and included an
 offer to b« bound  by arbitration decision under section 3(c)(2){B)(iii) of RFRA if final agreement on all
 terms could not be reached otherwise. This offer was made to the following flrm{s) on the following
 date(s):
                                                                              0*M •! Offer
I certly that I am duly auttort^ to represent the convanyn^                               havemadeon
this form and af attachments therein am ttue, accurate, and complete. lactanwMo^thatanyknowingtyfatseor
          statwne^n^btpurtshjble by fine w
 Signature ef
                                                                             Oeie
  »m» wttf Tltl* (I
EPA

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                           United Statts  Environmental Protection Agency
                                        Washington,  DC 20460
                               CERTIFICATION  WITH RESPECT  TO
                            DATA  COMPENSATION REQUIREMENTS
                                                                               OUt No.
2070-0101
2010-005T
 Public reporting burden (or this collection of information is estimated to average IS minutes per response, including
 time for reviewing instructions, searching existing data sources, gathering and maintaining the data needed, and
 completing and reviewing the collection ol information. Send comments regarding the burden estimate or any other
 aspect of this collection of information, including suggestions for reducing this burden, to Chief, Information Policy
 Branch. PM-223, U.S. Environmental Protection Agency, 401 M St., S.W.. Washington, DC 20460; and to the Office
 of Management and Budget. Paperwork Reduction Project (2070-0106). Washington,  DC 20503.

 Please fill  In blanks  below.
Company NIIM
CtMffltttl Mm*
Compsny Number
EPA CtMtnical Number
 I Certify mat:

i   For each study cited in support of registration or ^registration under the Federal insecticide. Fungicide and
    Rodentictte Act (FIFRA) mat is an exclusive use study, I am the original data submitter, or I have obtained the
    written permission of me original data submitter to die that study.

2   That tor each study died in support of registration or ^registration under F1FRA that is NOT an exclusive use
    study | am th« original data sutwtter.w l fttvtcttajnedtte
    have notified ft wrting the companyfies) that submitted data I have cited and have offered to: (a) Pay
    compensation for those data in accordance with sections 3(c)(1)(D) and 3l(A*wr»

HM« «n« Tine (Ptoee* Type er MM)
GBM6RAL OFFER TO PAY:  I htrtby offtr and agree to pay compensation to othtr persons, with regard to me
ragistration or reragistratien of my products, to the extent required by FIFRA sector* 3(c)(i)(0) and 3(c)[2>(D)
 NMM end flu* (»••«• Typ« ec Print)
EPA  f«t» 4S70-31 (4-tO)

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