United States
        Environmental Protection
        Aoency
Office of Prevention, Pesticides EPA 738-R-93-016
and Toxic Substances    September 1993
(H-7508W)
&EPA Reregistration
        Eligibility
        Decision Document
        SULFURYL FLUORIDE

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                United States
                Environmental Protection
                Agency
                      Office of Prevention, Pesticides
                      And Toxic Substances
                      (H-7508W)
EPA-738-F-33-01Z
7??month77? 1992
                 R.E.D.   FACTS
                 SULFURYL  FLUORID
     Pesticide       All pesticides sold or distributed in the United States'must be
Reregistration  registered by 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 Document, or RED.  This
                fact sheet summarizes the information in the RED for sulfuryl fluoride.
   Use Profile
     Sulfuryl fluoride is an insecticide used to fumigate closed structures
and their contents such as domestic dwellings, garages, barns, storage
buildings, commercial warehouses, ships in port, and railroad cars.  It
controls numerous insect pests including termites, powder post beetles, old
house borers, bedbugs, carpet beetles, clothes moths and cockroaches, as
well as rats and mice.  The end-use product is marketed as a liquid gas in
pressurized steel containers.
   Regulatory
       History
     Sulfuryl fluoride was first registered in December 1959.  In June
1985, EPA issued a registration standard entitled "Guidance for the
Reregistration of Pesticide Products Containing Sulfuryl Fluoride as an
Active Ingredient" (NTIS PB87-124392), requiring additional product
chemistry and occupational and residential exposure studies. Data Call-in
Notices issued in July 1990 and November  1992 required additional
toxicity data.

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Human Health
   Assessment
       Currently, no manufacturing use products and only one end-use
 product containing the active ingredient sulfuryl fluoride are registered.
 The single registered product, Vikane, contains 99% sulfuryl fluoride and
 1% inert impurities. Vikane is classified as a restricted use pesticide due
 to its  inhalation toxicity.

 Toxicity
       In acute oral toxicity studies using rats and guinea pigs, sulfuryl
 fluoride has been  shown to be moderately toxic; it has been placed in
 Toxicity Category II for these effects (Category I indicates the highest and
 Category IV the lowest level of acute toxicity).  Sulfuryl fluoride has been
 placed in Toxicity Categories IE and IV for acute inhalation  and Category
 IV for acute dermal vapor toxicity.  A two-day neurotoxicity  study using
 rats showed no effects at the highest dose levels.
      Four subchronic toxicity studies using rats, rabbits and  dogs showed
 similar results including fluorosis of the teeth, decreased body weights, and
 effects to the lung, nervous system and brain.  In developmental toxicity
 studies using rats and rabbits, at the highest dose levels or in range-finding
 studies, some maternal toxicity (reduced body weight gain) and
 developmental toxicity (reduced fetal body weights) were observed.  A
 reproductive toxicity study using rats showed parental effects  to the lungs
 and brain, and reduced pup weights.  Sulfuryl fluoride was negative in
 three mutagenicity studies.
      Several humans poisonings and two  deaths have been attributed to
 sulfuryl fluoride exposure. All resulted from reentering treated homes
 before they had  adequately aerated, inconsistent with label directions.

 Dietary Exposure
      Sulfuryl fluoride is not registered for any food- or feed-related uses.
 No tolerances or exemptions  from the requirement of a tolerance have been
 established, and no dietary exposure is anticipated.

 Occupational and Residential Exposure
     Sulfuryl fluoride is dispensed as a pressurized gas from a steel
 cylinder through a hose into the interior of an enclosed, sealed structure.
 People must be evacuated from the structure before it is treated;
 chlorpicrin, which produces a strong odor and eye irritation,  is used as a
 warning agent and is released within the structure 5 to 10 minutes before
 sulfuryl fluoride is applied to ensure that the site is vacated.   After
 treatment, the structure remains  closed for a period of time (refer to the
product label for specific times regarding target pest and environmental
 conditions) after which the applicator reenters and begins to aerate the
area. People not wearing a respirator may not reenter the treated structure

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until air levels of sulfuryl fluoride have declined to 5 part per million
(ppm) or less.  Because sulfuryl fluoride is a Restricted Use Pesticide, it
may only be applied by or under the direct supervision of a trained,
certified applicator.
     Applicators may be exposed to sulfuryl fluoride while applying the
pesticide.  However, sulfuryl fluoride is  introduced as a gas into the target
area through a hose, thus, negligible exposure to the applicator is expected
until the time of reentry into the treated structure to monitor air levels.
     Applicators and residents may be exposed to sulfuryl fluoride through
inhalation upon reentry and/or reoccupation of treated structures.
Exposure to workers is acute and intermittent, while exposure to residents
is acute and lasting.  Current product labeling requires applicators to wear
protective clothing including respirators  when reentering treated structures
and prohibits other people from reoccupying treated structures until air
levels of sulfuryl fluoride have declined  to 5 ppm.
Human Risk Assessment
      Sulfuryl fluoride poses no human dietary risks since no food- or feed-
related uses are registered and dietary exposure is not anticipated.
      EPA is concerned with neurotoxicity associated with inhalation
exposure to sulfuryl fluoride.  Residents and workers reentering treated
structures may be at risk for acute neurotoxic effects from this exposure,
which currently'is limited to 5 ppm.  The Agency has concern that the 5
ppm reentry level may not be  appropriate based on the calculated Margins
Of Exposure (MOEs) which suggest 2 ppm for adults.  In order to provide
a further safety measure for children,  the current data and the limit of
detection of the monitoring devices suggest a reentry level of 1 ppm.
However,  certain post treatment decline data are  not available which might
enable the Agency to refine  the reentry level.  The sulfuryl fluoride
registrant has been given the option in the RED  document to submit
exposure data and any other data that  can be used to refine the decline rate
of sulfuryl fluoride.  These data are due by August 1, 1994.  By October
1, 1994, the Agency will  make a decision on the reentry level but until
these data are evaluated the  5  ppm reentry level will remain in place.  If
these new data are not useful or not received by  August 1,  1994, the
reentry level will be established at 1 ppm and  revised labeling will be
implemented on an accelerated basis.
      In addition,  a fact sheet must be provided in advance to an adult
occupant of each structure to be fumigated, describing  why and how
buildings  are fumigated, the potential  risks and safety precautions, as well
as who to contact  for more information.
      Because of uncertainty about neurotoxic  effects due to long term
exposure to sulfuryl fluoride, workers will be required  to wear a NIOSH-
approved, self-contained breathing apparatus (SCBA) upon reentry,

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     Environmental
        Assessment
                         regardless of air levels of sulfuryl fluoride.  EPA is requiring a 90-day
                         inhalation neurotoxicity study in rats to more fully assess human
                         subchronic and chronic effects. Assessment of risks to workers during
                         their working life span, and the need to continue wearing the SCBA upon
                         reentry at all air levels of sulfuryl fluoride,  will be addressed after this
                         study is received and evaluated.
 Environmental Fate
      Since sulfuryl fluoride is registered for highly specialized uses, and
 due to its chemical properties, EPA is not requiring the usual supporting
 environmental fate data for reregistration.  After fumigation and aeration of
 treated structures, there is little likelihood that nontarget organisms would
 be exposed to residues of sulfuryl fluoride, or that the pesticide would
 leach to ground water.  Residues of the parent chemical are not expected to
 remain in the environment for any significant length of time.

 Ecological Effects Risk Assessment
      Based on its limited use sites and chemical properties, significant
 environmental exposure is not expected to result from use of sulfuryl
fluoride.  Therefore, wildlife toxicity data were not required for
reregistration, and an ecological risk assessment was not conducted.
   Additional Data        The generic data base for sulfuryl fluoride is substantially complete.
            Required  However, EPA is requiring a new 90-day neurotoxicity study in rats, as
                        confirmatory data. Method validation data for indoor air monitoring
                        devices are also required.
                              EPA is not requiring product-specific data, but is requiring a revised
                        Confidential Statement of Formula and revised labeling for reregistration of
                        the pesticide product containing sulfuryl fluoride.

  Product Labeling        The end-use product must comply with EPA's current pesticide
Changes  Required  product labeling requirements.  In addition:

                              •   The label must provide specific directions for the use of
                              chlorpicrin as a warning agent to be present in the  structure during
                              fumigation at a level > 0.25%.  Instructions must be provided that
                              the chlorpicrin  must be used by persons certified to apply sulfuryl
                              fluoride and that applicators must observe the precautionary
                              statements and safety recommendations appearing on the label of this
                              product.

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                     •    The label must require that a pesticide fact sheet be provided to
                     an adult occupant of the structure to be fumigated prior to the
                     initiation of the fumigation contract.  This fact sheet, which is
                     labeling, must contain as a minimum of information the following:

                           a)  Why buildings are fumigated.
                           b)  How buildings are fumigated.
                           c)  Potential health risks from overexposure.
                           d)  Safety precautions and homeowner preparation.
                           e)  A contact point for additional information.

                     •    Add the following under the Environmental Hazards Statement:

                           "Pesticide wastes are toxic.  Improper disposal of excess
                           pesticide is a violation of Federal Law.  If these wastes
                           cannot be disposed of by use according to the label
                           instructions, consult your State Pesticide or
                           Environmental Control Agency, or the Hazardous Waste
                           representative of the nearest EPA Regional Office for
                           guidance."

                     •    Due to concern for neurotoxic effects from long term exposure
                     to sulfuryl fluoride upon reentry to treated structures, the Agency
                     requires the following:

                           Applicators must wear a NIOSH approved self-contianed
                           breathing apparatus (SCBA) when reentering a treated structure
                           regardless of air levels of sulfuryl fluoride.
 Regulatory
Conclusion
     Use of the currently registered pesticide product containing sulfuryl
fluoride as labeled and specified in the RED document will not pose
unreasonable risks or adverse effects to humans or the environment.
Therefore, all uses of this product are eligible for reregistration.
     The sulfuryl fluoride product will be reregistered once the
confirmatory generic data,  revised Confidential Statement of Formula and
revised labeling are received and accepted by EPA.
   For  More        EPA is requesting public comments on the Reregistration Eligibility
Information   Document (RED) for sulfuryl fluoride 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 or to submit written comments, please

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 contact the Pesticide Docket, Public Response and Program Resources
 Branch, Field Operations Division (H-7506C), Office of Pesticide
 Programs (OPP), US EPA, Washington, DC 20460, telephone (703)
 305-5805.
     Following the comment period, the sulfuryl fluoride RED document
 will be available from the National Technical Information Service (NITS),
 5285 Port Royal Road, Springfield, VA 22161, telephone (703) 487-4650.
     For more information about sulfuryl fluoride RED document, EPA's
pesticide reregistration program, or reregistration of individual products
 containing sulfuryl  fluoride,  please contact the Special Review and
Reregistration Division (H-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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 ©  1
                UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
                             WASHINGTON, D.C. 20460
 '"i
CERTIFIED MAIL
                                                                      30 111
                                                                     OFFICE OF
                                                               PREVENTION, PESTICIDES /
                                                                  TOXIC SUBSTANCES
DowElanco
Quad IV
9002 Purdue Road
Indianapolis, IN 46268-1189

Dear Registrant:

      I am pleased to announce that the Environmental Protection Agency has
completed its reregistration eligibility review and decisions on the pesticide
chemical case sulfuryl fluoride which includes the active ingredient sulfuryl fluoride.
The enclosed Rereaistration Eligibility Decision (RED) contains the Agency's
evaluation of the data base of this chemical, its conclusions of the potential human
health and environmental risks of the current product uses, and its decisions and
conditions under which these uses and products will be eligible for reregistration.
The RED includes the labeling requirements for products for reregistration. It may
also include requirements for additional data (generic) on the active  ingredient(s) to
confirm the risk assessments.

      To assist you with a proper response, read the enclosed document entitled
"Pesticide Reregistration Handbook".  This handbook also  refers to other enclosed
documents which include further  instructions.  You must follow all instructions and
submit complete and timely responses.  The first set of required responses are due
90 days from the date of this letter.  The second set of required responses are due
8 months from the date of this letter. Complete and timely responses will avoid
the Agency taking the enforcement action of suspension against your products.

      If you have questions on the product specific labeling requirements or wish
to meet with the Agency, please contact the Special Review and Reregistration
Division representative Franklin Gee at (703) 308-8008. Address any questions on
required generic data to the Special Review and  Reregistration Division
representative Robert Richards at (703)  308-8057.

                                                Sincerely yours.
                                                               ,
                                                Daniel M. Barolo, Director
                                                Special Review and
                                                 Reregistration Division
Enclosures
                                                               Recycled/Recyclable
                                                               Printed with Soy/Canola Ink on |
                                                               contain* at least 50% recycled fl

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REREGISTRATTON ELIGIBILITY DECISION

                Sulfuryl Fluoride

                    LIST A

                  CASE 0176
            ENVIRONMENTAL-EROTECTION-AGHVCY
              OEFICE-OF-PES'nCroE-PROGRAMS
         SPECIAL-KEVIEW-AND-KEREGISTRATION-I)IVISION

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 SULFURYL FLUORIDE REREGISTRATTON ELIGIBILITY TEAM

 Office of Pesticide Programs:

 Biological and Economic Analysis Division
 Linda Bass
 K. Griffin

 Environmental-Fate-and-Effects-Division

 Dana Lateulere
 Man Shamim
 Kathy Monk

 Health • Effects • Divi sion

 Nguyen B. Thoa
. Ken Dockter
 Linnea Hansen
 Randy Perfetti.
 David Jaquith

 Registration-Division

 Robert Travaglini

 Special Review and Reregistration Division

 Robert Richards

 Other Divisions and Offices

 Jean Frane
 Phyllis Flaherty
 Phil Ross
Biological Analysis Branch
Economic Analysis Branch
Ecological Effects Branch
Environmental Fate and Groundwater Branch
Science Analysis and Coordination Staff
Chemical Coordination Branch
Reregistration Support Chemistry Branch
Toxicology Branch I
Tolerance Support Chemistry Branch
Occupational & Residential Exposure Branch
Antimicrobial Program Branch
Reregistration Branch
Policy and Special Projects Staff
Office of Compliance Monitoring
Office of General Counsel

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 a.i.

 CAS

 CSF

 EEC


 EP

 EPA

 FIFRA

 FFDCA

 HDT

 LQso
LD,
   '50
LDte

LEL

LOEL

MP

MPI

MKGD
      GLOSSARY OF TERMS AND ABBREVIATIONS

 Active Ingredient

 Chemical Abstracts Service

 Confidential Statement of Formula

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

 End-Use Product

 U.S. Environmental Protection Agency

 Federal Insecticide, Fungicide, and Rodenticide Act

 Federal Food, Drug, and Cosmetic Act

 Highest Dose Tested

 Median Lethal Concentration. A statistically derived concentration of a substance
 that can be expected to cause death in 50% of test animals.  It is usually
 expressed as the weight of substance per weight or volume of water or feed, e.g.,
 mg/1 or ppm.

 Median Lethal Dose.  A statistically derived single dose that can be expected to
 cause death in 50% of the test animals when administered by the route indicated
 (oral, dermal). It is expressed as a weight of substance per unit weight of animal,
 e.g., mg/kg.

 Lethal Dose-low. Lowest Dose at which lethality occurs

 Lowest Effect Level

 Lowest Observed Effect Level

 Manufacturing-Use Product

Maximum Permissible Intake

Master Record Identification (number).  EPA's system of recording and tracking
 studies submitted.
                                        11

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              GLOSSARY OF TERMS AND ABBREVIATIONS (cont.)




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



ppm        Parts Per Million




RfD        Reference Dose




RS          Registration Standard




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




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




TMRC      Theoretical Maximum Residue Contribution.



TWA       Time Weighted Average
                                       111

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                         TABLE OF CONTENTS
 SULFURYL FLUORIDE REREGISTRATION ELIGIBILITY TEAM  	    i

 GLOSSARY OF TERMS AND ABBREVIATIONS  	ii

 EXECUTIVE SUMMARY	   vi

 I.    INTRODUCTION	   1

 H.   CASE OVERVIEW	   2
      A.  Chemical Overview	   2
      B.  Use Profile	   2
      C.  Data Requirements	   3
      D.  Regulatory History	   3

 DI.   SCIENCE ASSESSMENT	   4
      A.  Product Chemistry Assessment	   4
      B.  Human Health Assessment	   5
            1. Toxicology Assessment  	   5
                 a. Acute Toxicity	   5
                 b. 2-i>ay Inhalation Neurotoxicity Study  	   5
                 c. Subchronic Toxicity	   6
                 d. Developmental Toxicity  	   7
                 e. Reproductive Toxicity  	   7
                 f. Mutagenicity 	   7
                 g. Other toxicology information	   8
           2. Exposure Assessment  	   8
                 a. Dietary Exposure	   8
                 b. Occupational and Residential	   8
                   (1) Mixer/loader/applicator exposure	   9
                   (2) Residential/Occupational post application reentry
                       exposure	   9
           3. Risk Assessment  	  11
                 a. Dietary	  11
                 b. Occupational and Residential	  11
      C. Environmental Assessment	  14
           1. Environmental Fate 	  14
           2. Ecological  Effects	  15

IV.   RISK MANAGEMENT AND REREGISTRATION DECISION	  15
      A. Determination of Eligibility  	  15
           1. Eligibility Decision	'.'.'.'.'.'.'.'.'.'.'.'.'.'.  16
           2. Eligible and Ineligible Uses  	         16
                                    IV

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      B.  Regulatory Position	   16
            1.  Tolerance Reassessment	   16
            2.  Restricted Use Classification	   16
            3.  Labeling Rationale	   16

V.    ACTIONS REQUIRED BY REGISTRANTS	   17
      A.  Manufacturing-Use Products	   17
            1.  Additional Generic Data Requirements	   17
            2.  Labeling Requirements for Manufacturing-Use Products	   18
      B.  End-Use Products	   18
            1.  Additional Product-Specific Data Requirements 	   18
            2.  Labeling Requirements for End-Use Products	   18
      C.  Existing Stocks	19

VI.   APPENDICES

      Appendix A - Use Patterns Subject to Reregistration

      Appendix B - Table of the Generic Data Requirements and Studies Used to Make the
      Reregistration Decision

      Appendix  C - Citations Considered  to be Part  of  the  Data Base  Supporting the
      Reregistration of Sulfuryl Fluoride

      Appendix D - List of Available Related Documents

      Appendix E - Pesticide Reregistration Handbook

      Appendix F - Generic Data Call-in
             Attachment A -
             Attachment B -
             Attachment C -

             Attachment D -
             Attachment E -
Chemical Status Sheet
Generic DCI Response Forms (Form A) plus Instructions
Requirements Status and Registrants'  Response Forms
(Form B) plus Instructions
List of all Registrant(s) sent {his DCI
Cost Share/Data Compensation Forms
      Appendix G - Product Specific Data Call-In

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 EXECUTIVE SUMMARY
        This decision document addresses the reregistration eligibility of the pesticide sulfuryl
 fluoride.  Sulfuryl fluoride was first registered in December 1959 as a controlled fumigant of
 closed (sealed) structures and their contents, such as buildings, dwellings,  garages, barns,
 storage buildings, ships in port, and other structures infested with a variety  of pests, i.e.
 drywood termites, powder post beetles,  old house borers, bedbugs and clothes moths.  There
 are no registered uses involving direct application of sulfuryl fluoride to agricultural crops or
 to food or feed. Sulfuryl fluoride is not registered for the fumigation of stored grains or cereals.

        In June 1985, the Environmental Protection Agency (referred to as "the Agency") issued
 a registration standard entitled "Guidance for the Reregistration of Pesticide Products Containing
 Sulfuryl Fluoride as the Active Ingredient" (NTTS PB87-124392).  The registration standard
 summarized the available data supporting the registration of sulfuryl fluoride and required
 additional data to assure that proper use of the pesticide poses no unreasonable adverse effects
 to human health  or the environment.  Also, Data  Call-in Notices issued  in July 1990 and
 November 1992 required additional toxicity data.

        The current reentry level following sulfuryl fluoride treatment is 5 ppm.   The Agency
 believes that this level may not be appropriate. Calculated MOEs suggest a reentry level of 2
 ppm for adults in order  to reach MOEs of 100, generally considered an acceptable MOE.  In
 order to provide a further safety measure for children, the current data and the limit of detection
 of available monitoring devices suggest a reentry level  of 1 ppm.  However, certain post
 treatment decline  data are not available which might enable the Agency to  refine the reentry
 level.  The Agency is providing the registrant until August 1, 1994 to submit these exposure data
 and any other data that can be used to refine the decline rate of sulfuryl fluoride.  These data
 may also be useful in establishing a reentry level for non-residential structures. Until these data
 are evaluated the current 5 ppm level will remain  in place.  By October 1, 1994, the Agency
 will make a decision on the reentry level.  If these new data are not useful in making this
 determination or are not received by August 1, 1994, the reentry level will be established at 1
 ppm for dwellings, and 2 ppm for non-residential structures and vehicles where young children
 are not expected to be  exposed.  Revised labeling  reflecting the lower levels  will then  be
 implemented on an accelerated schedule.

       The Agency is requiring a 90-day inhalation neurotoxicity study in rats (guideline 82-5)
 because subchronic/chronic exposure  to workers cannot be ruled out.  Method validation data
 for the Miran and InterScan gas analyzers (also listed under guideline 133-4) and/or any other
 method used are also required to confirm the level of detection.

       Before reregistering the product containing sulfuryl fluoride, the Agency is requiring that
 a revised Confidential Statement of Formula (CSF)  be submitted within eight months of the
issuance of this document.  Additionally, in order to remain in compliance with FIFRA, revised
labeling must also be submitted at the same time.   After reviewing the revised CSF and labels
and finding them acceptable in accordance with Section 3(c)(5) of FIFRA, the  Agency  will
reregister the product.
                                           VI

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I.
INTRODUCTION
       In 1988, the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) was amended
to accelerate the reregistration 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 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 registration" 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 decision  document  presents the Agency's decision regarding the reregistration
eligibility of the registered uses of sulfuryl fluoride. The document consists  of six sections.
Section I is the introduction. Section H describes sulfuryl fluoride,  its uses, data requirements
and regulatory history. Section HI discusses the human health and environmental assessment
based on the data  available to the Agency.  Section IV  presents  the reregistration decision for
sulfuryl  fluoride.  Section V discusses the reregistration requirements for sulfuryl fluoride.
Finally,  Section VI is the Appendices which support  this Reregistration Eligibility Document.
Additional details concerning the Agency's review of applicable  data are available on request.1
    JEPA's reviews of data on the set of registered uses considered for EPA's analysis may
be obtained from the OPP Public Docket, Field Operations Division  (H7506C),  Office of
Pesticide Programs, EPA, Washington, DC 20460.

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 CASE OVERVIEW

 A.    Chemical Overview

       The following active ingredient  is covered by  this Reregistration Eligibility
 Document:
       Chemical Name:
       Structure:
       CAS Registry Number:
                                 sulfuryl fluoride

                                    O
                                    I!
                                 F-S-F
                                    II
                                    O

                                 2699-79-8
•

B.
OPP Chemical Code:

Chemical Formula:

Molecular Weight:

Trade and Other Names:

Basic Manufacturer:

Use Profile
078003

F2O2S

102.07

Vikane

DowElanco
       The following is information on the current registered uses with an overview of
use sites and application methods. A detailed table of the uses of sulfuryl fluoride is in
Appendix A.

       For Sulfurvl Fluoride:

       Type of Pesticide:   Insecticide (fumigant)
      Use Sites:    Terrestrial  Non-Food  (wood  protection  treatment to  forest
                   products-seasoned), Terrestrial Non-Food and Outdoor Residential
                   (wood protection treatment to buildings/products outdoor), Indoor
                   Non-Food  (commercial  transportation  facilities;  commercial/
                   institutional/industrialpremises/equipment-indoor), buildinglndoor
                   Residential (domestic  dwellings,  domestic/household dwellings
                   contents; wood protection treatment to buildings/products indoor).

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      Target Pests:       Drywood termite, Formosan subterranean termite, powder
                          post beetle, old house borer, death watch beetle, bedbugs,
                          clothes   moths,  carpet  beetle   (except   egg  stage),
                          cockroaches  (Oriental,  American,  German  and Brown
                          Banded), rodents (rats, mice).

      Formulation Types Registered:   Pressurized Gas -99% sulfuryl fluoride
      Method and Rates of Application:

             Equipment - by cylinder and dispensing device

             Method and Rate - one pound of product per 1,000 cubic feet of space for
             a 24-hour exposure period with temperatures of 70° or above; 2 pounds
             per 1,000 cubic feet of space for 24 hours if temperature is 55 to 65° F.
             Exposure varies with  the environmental conditions and the target pest.
             For tarpaulin fumigation, use a highly resistant material of at least 4 mil
             thickness.

             Warning Agent - Chloropicrin must be present in the  structure during
             fumigation at a level > 0.25%.

C.    Data Requirements

      Data required in the June 1985 Registration Standard for sulfuryl fluoride included
studies on product chemistry, and occupational and residential exposure.   These data
were required to support the uses listed in  the Registration Standard.   Data Call-in
Notices  were also issued in July 1990 and November 1992 which required toxicology
data.  Appendix B includes all  data requirements identified by the Agency needed to
support  reregistration for currently registered uses.

      A 90-day inhalation neurotoxicity study in the rat is being required to examine
subchronic/chronic exposure to workers.  Method validation data for the.Miran and
InterScan gas analyzers and/or any other method used are also required to confirm the
level of detection of the monitoring devices.

D.    Regulatory History

      Sulfuryl fluoride is a well known compound whose chemical and lexicological
properties are extensively documented in published literature and studies submitted to the
Agency. In June 1985, a Registration Standard was issued for sulfuryl fluoride which
summarized the available  data  supporting registration.  The standard concluded that
additional scientific data would be necessary to  support the registration or reregistration
of products which contain sulfuryl fluoride.

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            At the time the Registration Standard was issued in 1985 there were only three
      registered end-use products and no manufacturing use products  containing sulfuryl
      fluoride as the sole active ingredient. Presently, there is only one active registered
      product sold under the trade name Vikane.

                  EPA Reg No. 62719-4
                  Registrant: Dow Blanco

            Sulfuryl fluoride is a gas at room temperature (25 °C), but the registered end use
      product is marketed as a liquified gas in pressurized steel cylinders containing 99%
      sulfuryl fluoride and 1 % inert impurities which are a result of the manufacturing process.
      The marketable registered gas is of the same purity as the Technical Grade of the Active
      Ingredient (TGAT).
IH.   SCIENCE ASSESSMENT

      Sulfuryl fluoride is a structural fumigant registered for uses in closed, sealed buildings
for control of numerous pests. It is currently classified as a Restricted Use Pesticide, based on
acute inhalation toxicity to humans.  OSHA has established an 8-hr Time Weighted Average
(TWA) limit of 5 ppm for sulfuryl fluoride, based on adverse health effects (FR vol. 57; # 114-
06/12/92). Sulfuryl fluoride has no food/feed uses.                                  '

      A. Product Chemistry Assessment

      The physical arid  chemical characteristics of sulfuryl fluoride
are  described  below  (MRID  #s  40361001, 42703701,  42703702,   and
47012303):
      TGAI
      Color
      Physical State
      Odor
      Helting Point
      Boiling Point
      Specific Gravity
      Vapor  Density
      Solubility
     Vapor Pressure
     Dissoc.  Constant
     Oct./Water Part. Coeff.
     pH
     Stability

     Oxidizing or
Sulfuryl fluoride
None
Gas at  25°C
None
-136.7°  C at 760 mm Hg
-55.2°  C at 760 mm Hg
1.34 at 25°C
3.52 (air = 1)
0.075 g/100 g water at 25°C,
0.78 g/100 cc Wesson  oil at  20°C,
1.74 g/100 cc acetone at 22°C,
2.12 g/100 cc chloroform at  22°C
17.7 mm Hg at 25°C
N/A
N/A
N/A
Stable  to heat.   Hydrolyzes  slowly
in water but rapid in  basic solution
A mild oxidant

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   Reducing Action
   Flammability
   Explodability
   Storage Stability
   Corrosion
                         Reduction potential is -.68V
                         Not flammable
                         Not explodable
                         For up to 6 yrs in steel cylinders
                         Non-corrosive  in  the  absence  of
                         moisture in steel cylinders
   The  product  is  sold  as  a  pressurized liquified  gas.    On
   contact with water, it hydrolyzes initially to chlorosulfonic
   acid and hydrogen fluoride and ultimately to sulfuric acid and
   hydrogen fluoride.  Accordingly,  it must be contained and used
   with caution.
   B.   Human Health Assessment
        1.   Toxicology Assessment

             Adequate  animal  toxicological  data  on  sulfuryl
        fluoride  are available and will support  reregistration
        .eligibility  of sulfuryl  fluoride as  a non-food/non-feed
        use  pesticide.    Some confirmatory  data, however,  are
        required   (see  under  V.A.I).  The  available  data  are
        reported  below.

        a.   Acute Toxicity

        The  acute toxicity  data are  summarized  in the  table
        below:
TEST
Oral LDso/rats (MRID # 00072289)
Oral LDSO/ guinea pigs (MRID # 40839901)
1 hr Inhalation LC^, in rats
(MRID # 41099001)
4 hr Inhalation LCj,, in mice
(MRID # 41769101)
4 hr Dermal Vapor LCj,, in rats
(MRID # 41712001)
RESULTS
100 mg/kg
100 mg/kg
4507 ppm (17.5 mg/L)
M = 660 ppm (2.56 mg/L)
F = 642 ppm (2.49 mg/L)
9599 ppm (37.27 mg/L)
TOZ CAT
II
II
III
IV
IV
M
F
Males
Females
        b.    2-Day  Inhalation Neurotoxicity Study

              An acute neurotoxicity study in rats  (GL # 81-8)  was
        required  in a November 1992 Data Call-in because  acute
        neurotoxicity data  are necessary for a  determination of
        short-term  exposure risk  following reentry into  homes
        fumigated with sulfuryl fluoride.

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      In a 2-day inhalation neurotoxicity study, rats were
 administered  sulfuryl  fluoride   (6   hrs/day,   for  2
 consecutive days)  at levels of 0, 100,  or 300 ppm  (M - 0,
 97 or 290 mg/kg/day;  F  -  0,  109 or 326 mg/kg/day) .   A
 NOEL was established at greater than or equal to the high
 dose   (300   ppm).      Parameters   examined   included
 electrophysiological,  functional  and  motor  activity.
 Other neurotoxicity parameters usually examined in this
 type of  study were not required since  they were  not
 detected at these dose  levels in 90-day or chronic rat
 studies.  The Agency considers that the requirement for
 an acute neurotoxicity study in rats  is satisfied by this
 Study (MRID # 427720-01).
 c.    Subchronic Toxicity

        In  a   general   subchronic   toxicity   study,
 administration of sulfuryl fluoride to rats by inhalation
 for 6 hours/day for  90 days at doses of  30,  100,  or  300
 ppm (M  - 29,  97, or 290 mg/kg/day; F -  33,  109,  or  326
 mg/kg/day) , resulted in  a NOEL of 30 ppm and an  LEL of
 100 ppm  based on fluorosis  of  the  teeth.   Signs  of
 toxicity at  300 ppm  included decreased  body weight,
 lesions  of  the nasal   passage   (inflammation),  lung
 (alveolar  histiocytosis),   and   brain   (microscopic
 vacuolation  of  the  caudate-putamen nucleus and white
 fiber tracts  of the  internal  capsule)   (M,F) ; and very
 slight  hyperplasia of the collecting ducts  of the  kidney
 (F)  (MRID # 408909-02).

      An inhalation neurotoxicity 90-day study in rats at
 the same dose  levels  also resulted in a  NOEL of 30 ppm.
 The LEL  of  100 ppm also  had  evidence   of toxicity
 including fluorosis  of   the  teeth,  pale  foci in   the
 pleura, and aggregates of macrophages in the lung.  There
 were also electrophysiologic  signs of neurotoxicity  at
 this dose including slowing of the visual  evoked response
 and somato-sensory response (F) ,  and auditory brain stem
 response  (M).   At  300 ppm there was vacuolation of  the
 caudate putamen which is consistent with  the general  90-
 day rat study  (MRID #s 408399-02, 408909-03).,

     Administration  of sulfuryl  fluoride by  inhalation
 for 6 hours/day for  90 days to rabbits at  doses of  30,
 100,  or 300 ppm (11,  38,  or  114 mg/kg/day) resulted  in
 similar signs  of toxicity although brain lesions occurred
 at  lower  levels. The  NOEL was  30  ppm.   The LEL was  100
ppm based on  decreased  body  weights, decreased  liver
weight  and mottling of the teeth  (M,F), and microscopic
vacuolation of' the white matter of the  brain (F) .    In
 addition,  at   300   ppm   (M,F)   there  was  alveolar
histiocytosis,   histologic   changes   in    the   nasal
 epithelium, and microscopic malacia to vacuolation  of the

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internal  and external  capsules,  putamen,
pallidus of the brain (MRID # 408909-01).
                                       and  globus
     Administration  of  sulfuryl  fluoride in  a 90-day
inhalation dog study (6 hours/day) at doses of 0, 30, 100
or 200 ppm resulted in a NOEL of  100 ppm  (2.5 mg/kg/day)
and an LEL of 200 ppm (5.0 mg/kg/day) based on decreased
mean body weight and body weight gain.  There were also
slight histologic lesions in the caudate nucleus of the
basal ganglia midbrain (M,F) at  200  ppm.  In addition,
one  male  with  the  above  lesion also   had  transient
clinical neurologic signs including lateral recumbency,
tremors, incoordination, salivation,  and  tetany followed
by inactivity  (MRID 422566-01).

d.   Developmental Toxicity

     There  was  no  developmental  qr  overt  maternal
toxicity  associated  with  administration of  sulfuryl
fluoride by inhalation to pregnant rats for six hours/day
on gestation days 6-15 at doses of 0, 25,  75, or 225 ppm
(27, 81, or 244 mg/kg/day)  (MRID # 00090015).  Maternal
toxicity of decreased body weight gain was observed at
300 ppm in the range-finding study.

     When administered by inhalation  to pregnant rabbits
at doses  of 0,  25,  75  or  225  ppm  (0,  10,  28,  or 85
mg/kg/day) for six hours/day on gestation days 6-18, the
NOEL for both maternal and developmental  toxicity was 75
ppm.   The LEL was  225 ppm for  both maternal toxicity
(reduced body  weight gain)   and  developmental toxicity
(reduced fetal body weights  and crown rump length) (MRID
# 00090015).
e.
Reproductive Toxicity
     A two-generation reproduction toxicity study in rats
administered sulfuryl fluoride by inhalation at doses of
0, 5, 20,  or 150 ppm  (M - 0, 4, 17,  or 130 mg/kg/day; F -
 0,  5,  20,  or   152 mg/kg/day)   for 6  hours/day,  5
days/week, resulted in a parental NOEL of 5 ppm and LEL
of 20 ppm based on an increased incidence of aggregates
of alveolar macrophages in the lungs.  At 150 ppm, there
was  an  increased  incidence  of  vacuolation  of  the
myelinated  caudate-putamen fiber tracts in the brain.
The reproductive NOEL of  20  ppm  and the  LEL of 150 ppm
were based on reduced pup weights in both the Fl and F2
generations  (MRID # 421798-01).

f.   Mutagenicity

     Sulfuryl fluoride was negative for  bacterial gene
mutations when tested at up to cytotoxic levels with and
without metabolic activation  (MRID # 41603001).

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          Sulfuryl   fluoride  did   not  cause   chromosomal
     aberrations when tested in the mouse micronucleus assay,
     at  doses up  to 520 ppm (80% of the acute LC50)  (MRID  #
     41448601).

          Sulfuryl  fluoride was negative  in the UDS assay in
     rat primary hepatocytes when tested  at levels of 204 to
     1020  ppm (MRID # 42179802).

     g.    Other toxicology information

          Human poisonings and fatalities have been reported
     after_ sulfuryl  fluoride  exposure.    Some  residents
     entering sulfuryl fluoride fumigated houses 2 to  5 hours
     after aeration experienced chest pains, dyspnea,  nausea,
     and vomiting.  There have been two reports of deaths of
     persons  entering sulfuryl fluoride treated houses.  One
     entered  the house  illegally and was found dead  in the
    morning,  and -a homeowner died  of  cardiac  arrest after
     sleeping in the house overnight following fumigation.  A
    plasma fluoride level of 0.5 mg/L  (10 times normal) was
     found in this  individual following  exposure.    (ACGIH,
     1971; NIOSH, 1978;  Nuckolls,  1987;  PIMS,  1980;  Taxav,
     1966).                                               *'
2.  Exposure Assessment

    a.   Dietary Exposure

         No dietary  exposure is expected  from the use  of
    sulfuryl fluoride as a  non-food/non-feed  use fumigant.
    Therefore,   there   are   currently  no  tolerances   or
    exemptions  from  the   requirements  of   a   tolerance
    established for this chemical.

    b.   Occupational and Residential

         Sulfuryl  fluoride  is   a   structural   fumigant
    registered  for   use   in   closed,   sealed   buildings
    (dwellings,  garages, barns, storage buildings, etc.)  for
    control of numerous pests, including drywood termites,
    powder post  beetles,  old  house  borers,  bedbugs,  and
    clothes^moths.   Sulfuryl fluoride is not registered  for
    the fumigation  of stored grains or cereals.  It is  a  gas
    at 25 C.   The registered end-use  product is supplied as
    a liquified  gas  in pressurized  steel  cylinders  which
    contain 99% sulfuryl fluoride ai and 1%  impurities  which
    are present as  a result of of the manufacturing process.
    Sulfuryl fluoride  is classified  as a  restricted use
    pesticide based on inhalation toxicity to humans and may
    only _ be used by or  under the supervision  of  certified
    applicators wearing  appropriate protective clothing.

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     Application  of • this  product  must  be  used   in
conjunction  with chloropicrin.   Chloropicrin  must  be
present in the structure at a level >  0.25%.

      (1)  Mixer/loader/applicator exposure

     Based on the method of application, use pattern, and
current label requirements for  the  use of respiratory
protection,  worker dermal  and  inhalation  exposure  to
sulfuryl fluoride, if it occurs, will be intermittent and
very low.
      (2)    Residential/Occupational  post
     reentry exposure
application
     Because of its physical nature (a gas at 25°C) , oral
and dermal exposure to residues of sulfuryl fluoride or
its degradates which may remain on/in household contents
or  indoor  air after  the required aeration  period are
expected to be very low.

     There  is,  however,  a  potential   for  inhalation
exposure upon reoccupation/reentry of treated homes.  The
exposure may be either acute  (residents  and workers) or
intermittent  (workers during their working life span).
In response to the Registration Standard, the registrant
has  submitted air monitoring  data   (GL #  133-4)  for
sulfuryl fluoride in 10 houses  fumigated  at 16  g/m3.
After aeration to  a level equal to or lower than 5 ppm,
the houses were closed again, and the air concentration
of  sulfuryl  fluoride measured.   The results indicated
that average concentrations of sulfuryl fluoride remained
at or below 5 ppm  (mean  concentration =4.5 ppm) during
the  monitoring  period  after  aeration and  closure;
however, individual maximum concentrations ranged from 5
ppm immediately following  aeration to approximately 16
ppm 60 minutes after aeration and closure. Data were not
provided  for  airborne   residues  of  sulfuryl  fluoride
remaining in homes at levels much below  5 ppm or beyond
120 minutes  (MRID  # 418177-01).

     In two other data submissions, a total of 22 houses
were  fumigated in  the  usual  manner and at customary
application rates, then  aerated to a level  equal to or
lower than 5 ppm.   Indoor air was  monitored for 24 hours
after closure although only a limited number of samples
were collected between  6 and  24  hours.  In the first
project (four houses), of the 25 air samples collected at
or near 24 hours after closure, three were at the 1-ppm
level  and  all others at levels  below  the  operational
sensitivity of the detection  devices (1 ppm).    In the
second  project (18 houses)  virtually all  air  samples
measured at or near 24 hours after closure were at non-
detectable levels (<1 ppm) (MRIDs 42447101 and 42447102) .

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               Acute inhalation exposures of residents and workers
          reentering   fumigated  houses  after  aeration  may  be
          estimated using the following equation and  assumptions:
          Daily Dose  (mg/kg/day) =  ppm x MW  x resp. vol.  CL/dav)
                                     24450        Kg body weight
          Assumptions:
-  Molecular Weight = 102.07,
   adult body weights  of  70 kg/male and
60 kg/female
-  respiratory volume  (resp.  vol.  based
on 16 hours  rest + 8  hours light  work;
ventilation    rates     (L/min)     are
respectively 7.4 (M)  and 4.5 (F)  at rest
and 29 (M)  and 16 (F)  with light work,
   100% pulmonary absorption, and
    various  air levels  [5  ppm  as  per
current label, 4.5 ppm (mean value from
DowElanco  study  MRID  #  418177-01),  or
theoretically reduced values of 2,  1 and
0.5 ppm.
          Potential exposures are shown in the table below:
Estimated 'Daily Doses at Various Levels of Sulfuryl Fluoride
Exposure
Scenario
Current label
DowElanco measurement
Exposure reduced to
Exposure reduced to
Exposure reduced to
Air
pom
5
4.5
2
1
0.5
level
mcf/m3
20.87
18.77
8.34
4.17
2.08
Daily dose
Males
6.27
5.64
2.51
1.25
0.62
(mcf/kcr/day)
Females
4.17
3.75
1.67
0.83
0.42
                    Assessment of intermittent exposure of workers
               during their  working  life span will  be  addressed
               after the required 90-day inhalation neurotoxicity
               study is submitted and evaluated.

                    Post fumigation desorption data (GL # 133-4),
               also  submitted in  response to  the  Registration
               Standard,  indicated  that  sulfuryl  fluoride  is
               desorbed at low levels (probably in the ppb range)
               from various household materials for up to 40 days
               following fumigation  and aeration and that there
               are no  degradates desorbed  from these  materials
               (MRID # 403332-01).
                                10

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              Based on the overall indoor air monitoring and
         post fumigation desorption data, sulfuryl fluoride
         residues  appear  to dissipate  to  very  low levels
         within  24  hours  and the  dissipation  would  be
         expected  to  continue.    Therefore,  the  Agency
         believes  that  air levels of sulfuryl  fluoride in
         homes fumigated  at  recommended label rates should
         be negligible within  a short period  of time after
         fumigation and aeration.   However, quantitation is
         limited  by  the  sensitivity  of  the  analytical
         instruments [Miran infrared analyzer (LOD = 1 ppm)
         or InterScan gas analyzer (LOD = 1 ppm)].

3.  Risk Assessment

    a.   Dietary

         Dietary risk is not expected since there are no food
    or feed uses for sulfuryl fluoride.

    b.   Occupational and Residential

         The  Agency   has  a  concern   for  neurotoxicity
    associated with inhalation exposure to sulfuryl fluoride.
    Histopathology of one or more brain anatomical structures
    has been a consistent observation in 90-day inhalation
    studies in several  experimental animal species including
    the rat, rabbit, and dog (MRID  #s 4080909-02, 4080909-01,
    and  422566-01).     Neurologic signs  such  as  tremor,
    incoordination, and tetany also were observed in the dog
    (MRID  #  422566-01)   as well as   slowing  of  several
    electrophysiologically evoked  responses in the rat (MRIDs
    408399/02-03). In humans, poisonings and fatalities have
    been reported  after sulfuryl  fluoride  exposure.   Some
    residents entering sulfuryl fluoride fumigated houses 2
    to  5 hours  after  aeration  experienced  chest  pains,
    dyspnea, nausea,  and vomiting.  These symptoms occurred
    as a  result  of early  reentry, not in  accordance  with
    label aeration procedures.  There have been two reports
    of deaths of persons entering sulfuryl fluoride treated
    houses.  One entered  the house illegally  and was found
    dead in the  morning,   and  a homeowner  died  of cardiac
    arrest after sleeping  in the  house  overnight following
    fumigation.

         Residents and workers  reentering treated houses may
    be at risk for acute neurotoxic effects  from exposure to
    sulfuryl fluoride.   Workers, but not residents, may also
    be  exposed   intermittently over  the  course of  their
    working  life  span.     Using   the  potential  exposures
    estimated above  [B.2.b-(2)] for  residents and workers,
    the margin of exposures (MOEs)  for acute exposure may be
    estimated by the following equation:
                          11

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    MOE =    NOEL  fmcf/kcr/dav)
            Exposure  (mg/kg/day)

    Assumptions:   -  the NOEL is 300 ppm based on the 2-day
                   inhalation neurotoxicity study, which the
                   Agency   considers   to   be   the   most
                   appropriate    NOEL    for   determining
                   acute/subacute exposure,  and
                   -   conversion  of rat ppm into mg/kg/day
                   based on respiratory volumes (m3/24 hours)
                   of 0.37  (M) and  0.26 (F)  and body weight
                   (kg) of  0.4  (M)  and 0.25(F).

    The  MOEs  for  acute  exposure  are  presented  in  the
    following table:

  MARGINS  OF EXPOSURE FOR ADULT  RESIDENTS  REENTERING
        HOMES TREATED WITH SULFURYL FLUORIDE
Exposure Scenario
Current label
DowElanco
measurement
If exposure were
reduced to:
ppm
5
4.5
2
1
0.5
mg/ms
20.87
18.77
8.34
4.17
2.08
Daily Dose
(mg/fcg/d)
(16 hrs rest -t- 8 hrs light
work/d)
Males
6.27
5.64
2.51
1.25
0.62
Females
4.17
3.75
1.67
0.83
0.42
NOEL
ppm
' 300
300
300
300
300
NOEL
mg/kg/d
(M/F)
290/326
290/326
290/326
290/326
290/326
MOE
Males
46
51
116
232
464
Females
78
87
196
393
786
    Based on the above calculations, the Agency believes that
a reentry level of less than 5 ppm may be appropriate.  There
are several factors that create an element of uncertainty in
establishing a  suitable  level.   First, the calculated MOEs
could be an  over estimate of  the risk to occupants for the
following reasons:   (1)  the NOEL  was  derived from a study
with a constant level  of exposure, whereas, dissipation of
sulfuryl fluoride is expected to continue over  time following
fumigation,  and  (2) a  pulmonary absorption  of   100%  is
assumed.   Another  factor contributing  to  the uncertainty
regarding the appropriateness of the 5 ppm level is  that the
available exposure data are limited for the  period between 6
hours  and   24  hours   following   beginning   of   aeration
procedures.  At 24 hours sulfuryl fluoride residues in all
test  houses were non-detectable  or  at very  low levels.
Without these data the Agency cannot calculate a precise rate
of decline applicable to all treated structures.  Additional
data may enable the Agency to estimate more accurately the
rate of decline in sulfuryl fluoride levels  and  determine an
                          12

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appropriate  reentry level.   The  existing  data  suggest  a
reentry level of 2 ppm to provide adequate MOEs for adults.

    However, the Agency is also concerned with the possible
heightened sensitivity of children to pesticides and believes
an  additional  safety factor  is  warranted.    Very  young
children  may be more susceptible  than adults  to sulfuryl
fluoride  neurotoxicity because the developing brain may be
more vulnerable to  chemical  injury.   According to a recent
report  by the  National  Academy of Sciences,  the  central
nervous   system  (CNS)  continues  to  develop  during  the
postnatal life (NAS  Report, 1993) .  The NAS Report also noted
that "quantitative differences in toxicity between children
and  adults  are  usually less  than  a  factor  of  10-fold."
Although the NAS Report  focused on  dietary risk to children,
the Agency still believes  it appropriate  to apply a safety
factor in this case  because of the  reasons noted above.  The
Agency has not yet developed  guidance on what factor between
1 and 10 would be appropriate and under what circumstances.
The Agency believes  that lowering the reentry level to 1 ppm,
the operational sensitivity of the  monitoring devices, would
provide an adequate safety margin.   Lowering the acceptable
reentry concentration to 1 ppm (the operational sensitivity
of the Miran detector  in the field)  would provide a margin of
exposure  of  approximately  500 for  adult residents entering
the  homes   (464  for males and   786  for  females)   and
approximately 100 for children.   These estimates were based
on  an  assumed air  level  of  0.5  ppm  (according  to Agency
practice, a  value of half the limit of detection is used in
exposure  calculations).     Because  of  the  conservative
assumptions  on which the MOEs are based, and the lack of more
definitive guidance on  what  factor to use  for additional
protection of children,  the Agency believes the 1 ppm level
is adequate  and will require  a reentry level of 1 ppm if the
additional data mentioned above cannot be used to determine
a more suitable reentry level  between 1  and 5 ppm.   The
Agency  believes that  use  of  a greater MOE  would  result in
reentry  levels below the limit   of  detection of  current
monitoring devices.

    The   Agency  is  providing  the  registrant  with  the
opportunity  to submit these exposure data  and any other data
that can  be  used in refining the  decline rate of sulfuryl
fluoride.  These data may  also  be  useful  in establishing a
reentry   level  for   non-residential  structures.    If  the
registrant   elects  to  submit these  data,  they  must  be
submitted by August  1,  1994.   During the  period  between
issuance  of  this RED and October 1, 1994,  the reentry level
will remain at 5 ppm.  The Agency will make a decision on the
reentry level by October 1,  1994.   If the new data are not
received  by  August  1, 1994 or are not useful in making this
determination, the reentry  level will be established at 1 ppm
for dwellings, and  2 ppm for non-residential structures and
vehicles where young children are not expected to be exposed.
                          13

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  Revised labeling reflecting the lower reentry levels will be
  required.

      The MOEs for longer term  exposure  to sulfuryl fluoride
  will _be  addressed when  the  required  90-day  inhalation
  toxicity study is submitted  and evaluated.  Although several
  90-day inhalation studies  are available, the Agency does not
  consider them appropriate for long term risk assessment for
  the following reasons:

  -  the toxicological end-point of concern is neurotoxicity,
  -  the 90-day inhalation studies in rats,  rabbits, and dogs
  were  deficient  (too  few  animals  on   test,   inadequate
  histopathology,   lacking   in   functional   observational
  battery/motor activity testing, or no positive control data),
     the NOEL in the  2-generation  reproduction study  in rats
  was based on respiratory effects, not neurotoxic effects.

 C.   Environmental Assessment


  1.   Environmental Fate

      Under normal circumstances  the terrestrial non-food and
 outdoor residential  use patterns would trigger environmental
 fate data requirements.   However,  in this case the  product
 containing this active ingredient is registered for  highly
 specialized uses which involve fumigation of barns,  household
 or domestic dwellings, ships, buses, railway cars,  commercial
 storages  or  warehouses,  seasoned  forest  products   and
 residential building materials to control existing  infestation
 of various  insects and pests.  The Agency has decided,  based
 on the  pesticide's chemical properties,  and specialized  use
 patterns,   that  the  terrestrial   non-food   and   outdoor
 residential use  pattern   classifications  do  not  require
 supporting  data  as   described  in  40  CFR  Part  158.   In
 particular,  the  pesticide  acts  not as  a  wood  protection
 treatment,  but  simply  as  a fumigant  to  control existing
 infestations.    After the  treatment  and  aeration  of  the
 fumigated  areas  there is  little  likelihood  of  residues of
 sulfuryl fluoride which would  result in exposure to non-target
 organisms  or  impact  the  environment by leaching into  ground
 water.

     Further,  sulfuryl  fluoride  hydrolizes very  slowly in
 water under neutral   conditions.   However,  it  does undergo
 hydrolysis  under  alkaline  conditions to  form fluorosulfuric
 acid  (HSO3F)  and  hydrofluoride   (HF).    These  degradation
 products are  easily  removed  from  water  by further reacting
with oxides and  salts of  oxo acids.  Sulfuryl fluoride also
 reacts  readily with  nucleophilic  substances.  Because  sea
water  is  normally  around  pH  8   and  soil  contains  many
nucleophilic substances,  it is not  expected that residues of
the  intact  parent would remain  in the environment for  any
 significant time from the uses listed above.
                           14

-------
      2.  Ecological Effects

          Based on the chemical properties of sulfuryl fluoride, no
     ecological effects data were required in the 1985 Registration
     Standard.   Generally, basic  wildlife toxicology  tests  are
     required to support terrestrial/outdoor uses of a pesticide.
     However, based upon the Agency's conclusions noted above and
     the limited use sites, significant environmental exposure is
     not  expected  to   result  from  use  of  sulfuryl  fluoride.
     Therefore, wildlife toxicity data have not been required and
     an ecological effects risk assessment was not conducted.


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
     ingredients 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  sulfuryl
     fluoride  active ingredients.   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  sulfuryl fluoride.   Appendix  B identifies  the
     generic data requirements that the Agency reviewed  as part of
     its determination  of  reregistration eligibility  of sulfuryl
     fluoride, 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 sulfuryl
     fluoride and to determine that sulfuryl fluoride as currently
     registered can be used according to label directions without
     resulting  in unreasonable adverse  effects to man and  the
     environment.   The  Agency therefore  finds that  all currently
     registered products containing sulfuryl fluoride as  the active
     ingredient are eligible for reregistration, so long as they
     are in compliance with the requirements specified herein.  The
     reregistration of  particular products is addressed  in Section
     V of this document.

          The   Agency   makes   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  finds that all
     uses of sulfuryl fluoride 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
                                15

-------
sulfuryl  fluoride,  if new information comes to the Agency's
attention or if the data requirements for registration (or the
guidelines for  generating such data) change.

 1.  Eligibility Decision

     Based on the reviews of the generic data for the active
 ingredient   sulfuryl   fluoride,    a   determination   that
 unreasonable   adverse   effects  to  human  health  or  the
 environment are unlikely from the  current  registered uses of
 sulfuryl fluoride  if labeled  and  used as  specified in this
 document,  the Agency concludes  that products  containing
 sulfuryl fluoride  are eligible for reregistration.

     The  Agency   has  determined   that  sulfuryl  fluoride
 products,   labeled   and   used   as   specified   in   this
 Reregistration Eligibility Decision document, will not pose
 unreasonable  risks  or  adverse effects  to  humans or  the
 environment.

 2.  Eligible and Ineligible Uses

     The  Agency has  determined  that  all  uses of  sulfuryl
 fluoride are eligible for reregistration.


B.    Regulatory Position

     The  following  is a  summary  of the regulatory positions
and  rationales  for  sulfuryl  'fluoride.     Where  labeling
revisions are  needed,  specific language  is  set forth  in
Section V of this document.


 1.  Tolerance Reassessment

     There are no food uses of sulfuryl  fluoride and therefore
 no  tolerances  or  exemptions  from the   requirement  of  a
 tolerance established for this chemical.


 2.  Restricted Use Classification

     The Agency is maintaining the classification of sulfuryl
 fluoride as a restricted use pesticide based on  inhalation
 toxicity.  This pesticide may only be used by  or under the
 supervision of  certified  applicators wearing appropriate
 protective  clothing.


 3.  Labeling Rationale

 •    The registrant  has proposed an additional label amendment
 to remove the following portion of the protective  clothing


                          16

-------
      statement from  sulfuryl  fluoride labels:

          "Sulfuryl fluoride is heavier than air and may be trapped
          inside  (clothing) and cause skin injury.   Wear full body
          clothing  and shoes  or  disposable  protective  clothing.
          Immediately after application,  remove clothing, shoes,
          and socks."

          Based on the method of application (i.e.,  introduction of
      sulfuryl  fluoride   into the  target  area  via   a  hose),
      negligible exposure to the applicator would be expected until
      time of reentry  into the fumigated structure to monitor  air
      levels.    Therefore,  the  Agency   agrees  that   the  above
      statement may be removed from sulfuryl fluoride labels.

      »   Because of uncertainty about neurotoxic effects from-long
      term exposure to sulfuryl fluoride,.workers will be required
      to wear a NIOSH  approved, self-contained breathing apparatus
      (SCBA) upon reentry, regardless of air  levels of sulfuryl
      fluoride.   The Agency  is  requiring  a 90-day   inhalation
      neurotoxicity  study  in  rats  to  more  fully  assess  human
      subchronic  and   chronic  effects.    Assessment of  risks  to
      workers  during   their  working  life span,  and the need  to
      continue wearing the SCBA  upon reeentry at  all  levels  of
      sulfuryl fluoride,  will be  addressed  after this study  is
      received and evaluated.
V.   ACTIONS REQUIRED BY REGISTRANTS

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

     A.   Manufacturing-Use Products

      1.  Additional Generic Data Requirements

          The generic data  base  supporting the reregistration of
      sulfuryl  fluoride for  the  above eligible  uses has  been
      reviewed  and determined to  be substantially  complete for
      issuance of a Reregistration Eligibility Decision document.
      However,  the  Agency  considers  the  following  new  data
      requirements confirmatory.   (Refer to Appendix F for further
      information regarding these requirements.)

          A   neurotoxicity   study  was   not  required   by   the
      Registration Standard for  reregistration of  this chemical.
      However, a 90-day neurotoxicity  study  in the rat submitted
      voluntarily  by  the  registrant demonstrated slowing of the
      visual evoked response (VER) and somatosensory response (SER)
      wave forms in females and  the auditory brain stem response
      (ABR)  in males at 100 ppm, as well as lesions of the caudate-
      putamen nuclei at the high dose level.  However,  functional
                                17

-------
 observation batteries and motor activities were not monitored
 adequately.  Ninety-day inhalation toxicity studies in rats,
 rabbits and  dogs  at  the same exposure concentration levels
 demonstrated  similar  neurohistologic  lesions  at  similar
 (higher in dogs)  doses.   In addition, the  dogs displayed
 signs  consistent with neurologic  toxicity.   Because  of
 concern  that  the chemical  may  produce   other  neurotoxic
 responses, and because subchronic/chronic exposure of workers
 cannot be  presently  ruled out, a  new 90-day neurotoxicity
 study in rats (GL # 82-5B)  is required using the Subdivision
 F Neurotoxicity Guidelines.

     Method validation data for the Miran  and InterScan gas
 analyzers  (also listed  under GL #  133-4)  and/or  any other
 method used are also required.


 2.  Labeling Requirements for Manufacturing-Use Products

     There  are  currently  no   manufacturing-use  products
 registered for sulfuryl fluoride.
B.   End-Use Products

 l.  Additional Product-Specific Data Requirements

     No additional product-specific data are required for the
 one registered sulfuryl fluoride end-use product.


 2.  Labeling Requirements for End-Use Products

     It is the Agency's position that, in order to remain in
 compliance with  FIFRA,  all products must comply with  the
 following label specifications:

 •   The labels and labeling of  all products must comply with
 EPA's current regulations and requirements as specified in 40
 CFR §156.10,  with PR Notice 84-5 "Label Improvement Program
 for Fumigants" and with Supplement  #  4  of PR Notice  93-7
 "Worker  Protection   Standard   Guidance  for   Fumigants".
 Registrants should follow the instructions in the Pesticide
 Reregistration Handbook with respect  to labels and labeling.

 •   The_label must provide specific directions for the use of
 chloropicrin  as   a warning  agent  to be present  in  the
 structure during fumigation at  a level > 0.25%.

     Instructions must be provided that the chlorpicrin must
 be used by persons certified to apply sulfuryl fluoride and
 that applicators must observe  the precautionary  statements
 and safety recommendations appearing on the label  of  this
 product.
                           18

-------
 •   The label must require that a pesticide  fact sheet be
 provided  to  an adult  occupant  of  the  structure  to  be
 fumigated prior to  the initiation of the fumigation contract.
 This fact sheet, which is labeling, must contain as a minimum
 of information the following:

     a)  Why buildings are fumigated.
     b)  How buildings are fumigated.
     c)  Potential health risks from overexposure.
     d)  Safety precautions and homeowner preparation.
     e)  A contact point for additional information.

 •   Add  the  following  under  the  Environmental  Hazards
 Statement:

     Pesticide wastes are  toxic.   Improper disposal  of
     excess pesticide is a violation of Federal Law.  If
     these wastes cannot be disposed of by use according
     to  the  label  instructions,  consult  your  State
     Pesticide or  Environmental Control Agency,  or the
     Hazardous Waste  representative of the nearest EPA
     Regional Office for guidance.

 •   Due to  concern for neurotoxic effects from  long  term
 exposure  to  sulfuryl   fluoride upon reentry  to  treated
 structures, the Agency requires the following:

     Applicators must wear a NIOSH approved self-contianed
     breathing apparatus (SCBA)  when  reentering  a  treated
     structure regardless of air levels of sulfuryl fluoride.

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  case-by-case,  depending  on the
number of products  involved,  the number of label changes, and
other  factors.  Refer  to  "Existing  Stocks  of  Pesticide
Products; State of Policy"; Federal Register. Volume 56, No.
123, June 26, 1991.

     The Agency has  determined that registrants may distribute
and   sell   sulfuryl    fluoride   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.   If  the Agency decides  to establish a 1 ppm
reentry  level  on October 1,  1994,  then the policy will be
reconsidered  to  establish   an  accelerated  label  change
schedule.
                           19

-------
    APPENDIX A
 Table of Use Patterns
Subject to Reregistration
         20

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            APPENDIX B
Table of the Generic Data Requirements
    and Studies Used to Make the
       Reregistration Decision
                 23

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                            GUIDE TO APPENDIX B
  Appendix B  contains  listings  of  data requirements  which support  the
reregistration  for  the pesticide   sulfuryl   fluoride  covered  by  this
Reregistration Eligibility Document.  It contains generic data requirements
the apply to sulfuryl fluoride 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 Recruirement  (Column 1) .  The data requirements are listed in the
       order in which they appear in 40 CFR,  Part 158.  The reference number
       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,
       Virginia 22161  (703)  487-4650.

  2.   Use Pattern (Column 2).  This  column indicates  the  use pattern 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 outdoor
       L  Indoor food
       M  Indoor non-food
       N  Indoor medical
       O  Indoor residential

  3.   Bibliographic citation (Column 3).   If  the  Agency has accepted 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.
                                     24

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                APPENDIX C
                Bibliography

Citations Considered to be Part of the Data Base
          Supporting Reregistration
                     29

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                            APPENDIX C

                  SDLFDRYL FLUORIDE BIBLIOGRAPHY

              Citations Considered to be Part of the
               Data Base  Supporting Reregistration
CHEMICAL NAMEi
SULFURYL FLUORIDE
00072289  Dow Chemical Company  (1959) The Acute Vapor Toxicity of
          Vikane As  Determined on Male and  Female Rats:   Single
          Exposures  of  Groups of Rats to  High Concentrations of
          Vikane in  Air.   (Unpublished study received on unknown
          date under 464-236;  CDL:022799-F).

00090015  John, J.A.: Hanlye,  T.R.,  Jr.;  Ovellette, J.H.; et al.
          (1981) Vikane (TM): Inhalation Teratology Study in Rats
          and Rabbits: Lab. No. 917.  Final report.  (Unpublished
          study received December 16, 1981 under 464-236; submitted
          by Dow Chemical U.S.A., Midland, MI.; CDL: 246489-A).

40333201  Scheffrahn, R; Spenkel, R.  (1987)  Post-fumigation Fate of
          Sulfuryl   Fluoride:      Desorption  from   Structural
          Commodities  and  Transient and  Permanent Residues  in
          Projected and Exposed Foodstuffs: Project Identification
          GH-C 1939.  Unpublished'study  prepared by Dow Chemical
          U.S.A.  77 p.

40361001  Wichman, K.  (1987) Sulfuryl Fluoride*..:  Physical and
          Chemical Characteristics. Unpublished study prepared by
          Agricultural Chemistry R&D Laboratories.  4 p.

40839901  Miller,  R.;  Calhoun,  L. ; Keyes,  D.;  et.  al.  (1980)
          Sulfuryl   Fluoride    (Vikane    Fumigant):    An   LC50
          Determination:  Project  ID  K-016399-013.   Unpublished
          study prepared by the Dow Chemical Co.    244 p.

40839902  Miller, J.; Albee,  R.; Eisenbrandt,  D.; et.  al. (1986)
          Neurological Examination of Fischer 344 Rats Exposed to
          Sulfuryl Fluoride (Vikane Gas Fumigant)  for  13 Weeks:
          Project ID: K-016399-026.   Unpublished study prepared by
          the Dow Chemical Co.  110 p.

40890901  Nitschke, K.;  Zimmer, M.; Eisenbrandt, D. (1987) Sulfuryl
          Fluoride   (Vikane  Gas  Fumigant);  13-Week  Inhalation
          Toxicity  Study  with  Rabbits;  Study ID K-016399-025B.
          Unpublished study prepared by the Dow Chemical Co.   135
          P.
                                30

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40890902  Nitschke,  K. ;  Dittenber,  D. ;  Eisenbrandt,  D.   (1987)
          Sulfuryl   Fluoride  (Vikane  Gas   Fumigant);  13-Week
          Inhalation Toxicity Study with Rats: Study  ID K-016399-
          025R.  Unpublished study prepared by the Dow Chemical Co.
          158 p.

40890903  Miller, J. ;  Albee, R.;  Eisenbrandt,  D. ; et. al.  (1987)
          Subchronic  Neurotoxicity  in Rats  of the Structural
          Fumigant,  Sulfuryl   Fluoride.     Neurotoxicology  and
          Teratology 10(2):127-133.

41448601  Gollapudi,  B. ;  McClintock,  M. ;   Nitschke, K.   (1990)
          Evaluation of Sulfuryl Fluoride  in  the  Mouse Bone Marrow
          Micronucleus  Test:  Lab Project  No.:  TXT:K-016399-033.
          Unpublished study prepared by the Dow Chemical Co.  37 p.

41603001  Gollapudi, B.; Samson, Y.; Zempel,  J.  .(1990) Evaluation
          of Sulfuryl  Fluoride  in the Ames Salmonella/Mammalian-
          Microsome Bacterial Mutagenicity Assay: Lab  Project No.:
          TXT:K-016399-037. Unpublished study prepared by the Dow
          Chemical Co. 41 p.

41769101  Nitschke, K.  (1990) Sulfuryl Fluoride: Acute LC50 Study
          with CD-I Mice:  Lab Project No.: K-016399-031: K-016399-
          03IB.   Unpublished  study prepared  by the Toxicology
          Research Laboratory/Dow Chemical Co.   56 p.

41817701  Indoor Airborne .Residues of Methyl Bromide  and Sulfuryl
          Fluoride in Fumigated Houses After Aeration.

42179801  Breslin; Liberacki; Kirk; Bradley;  and Crissman  (1992)
          Two Generation Inhalation Reproduction Study in Sprague
          Dawley Rats; Study ID# K-016399-042.

42179802  Gollapudi,  B.;  McClintock,  M. ;   Zempel,   J.    (1991)
          Evaluation of  Sulfuryl  Fluoride in  the Rat Hepatocyte
          Unscheduled  DNA Synthesis  (UDS)  Assay;  Study ID#  K-
          016399-043.

42703701  Reregistration of Sulfuryl Fluoride Product and Residue
          Chemistry Review;  Study ID# KJB51292, 4 p. and Study ID#
          KJB5129CA, 5 p.

42703702  Series  62:   Analysis  and  Certification  of  Product
          Ingredients of Vikane Gas Fumigant; Study ID# GH-C 2977
          83 p.

42772001  Albee,  R.;  Spencer,   P.;  Bradley,   G.   (1993)  Sulfuryl
          Fluoride:  Electrodiagnostic, FOB  and Motor  Activity
          Evaluation of  Nervous System Effects  From Short Term
          Exposure;  Study ID# K-016399-045.   164 p.
                                31

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         APPENDIX D
List of Available Related Documents
              32

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                            APPENDIX D
The following is a list of available documents related to sulfuryl
fluoride.   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  Sulfuryl  Fluoride 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.   Sulfuryl Fluoride RED  Fact Sheet (included in this RED)

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

The  following  Federal  publications  on  sulfuryl   fluoride  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  Sulfuryl  Fluoride as  the Active Ingredient (The
       1985 Registration Standard):  NTIS Stock  No.  PB86-173937
        Pesticide Fact Sheet (No.
        Stock No.  PB87-124392
26)  for sulfuryl fluoride: NTIS
                                33

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         APPENDIX E
Pesticide Reregjstration Handbook
              34

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&EPA
         UnfttdStctes   Offiwof
         Envirenm«nt«I Prelection P«*tJcid» Programs
                 October 1991
Pesticide
Reregistration
    ^ff
Handbook
         How to Res
            Dondto
         the Reregistration
         Eligibility Document
         (RED)

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                  PRODUCT REREGISTRATIOK HANDBOOK
                         TABLE OF CONTENTS
 I.  Introduction
      A.  Purpose and Content
      B.  Reregistration Eligibility Document
      C.  Reregistration Process
 IX.  Instructions for Responding
      A.  Eov and When to Respond
      B.  When No Response Is Needed
      B.  Where to Respond
 III.   Submission of Data and Labels/Labeling
     A.  Generic Data
     B.  Product Specific Data
          1.   Product Chemistry '
          2.   Acute  Toxicity
          3.   Product Performance
     C.  Labels/Labeling
Appendix
     A.  Confidential Statement of Formula and Instructions
     B.  Label Contents
     C.  Sasple Label Formats—General Use t Restricted Use
     D.  Label Regulations (40 CFR 156.10)

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                PESTICIDE RZREGI8TRATION HANDBOOK

 I.  IKTRODUCTION

      A.  Purpose and Content of this Handbook

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

      Sevvfon 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 nay be required to be submitted.

      Detailed instructions  are in the Appendix.

      B.   The Rereaistration Eligibility  Doeunenl: (REp)

      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
 a?f i^s 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:  (l) a Data  Dall-ln
 Kotice which requires submission of generic and product specific
 data and  which gives directions for responding, (2)  a listing  of
 f^f^ing  ctudies «"* satisfy generic data requirements and (3) a
 bibliography of the generic  studies  EPA has reviewed.

     C.   The Rereqistraticn 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
 f£rr
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      If the RED declares that some or all uses of the chemical are
 eligible  for  reregistration,  affected  registrants  must  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 fo?- each  product and  decide  whether to reregister it
 based on the 'following criteria:

      —whether all of the product specif ic 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 RESPOHPIMS

      A.   Hov 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  the  active  ingredient  in the  RED  [i.«.,
 manufacturing use products, end use products and special local n«ed
 (*I:H «r Sscties 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  Required^   in  some
 instances,  EPA  may   conclude  that  certain  changes  to  product
 labels/labeling must  be implemented rapidly.   Zf the RED requires
 •zpedited label/labeling changes, registrants must submit the items
bftlow 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 la Response  to  the Reregistration  Eligibility Document
 for  (insert ease name for  chemical) ••*   Applications for expedited
 label  changes  vill be  processed  as  applications .for  amended
 registration.   Use  only an original application fora with a  red
 identifier .number in the upper right-hand corner.

      b.   rive  (5)  eopies 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.

      Pt*P 2»  Are data required?  if the BED 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 dav» of receipt; products for which  an adequate
 response is  not received en time will be subject to suspension. Ko
      «xtep8jpap vill be given for
      **!P ?>    *E! Uses of a Pesticide Eligible
    any «ses  of the active  ingredient (s) covered by  the RED are
 eligible for reregistration, follow these instructions.  If no uses
 are eligible,  &£ further response may be needed  (see .page  5) .

      EPA's decision on the eligibility of «ach of the uses of the
 active ingredient (s) is presented in the RED.   If  aav uses of a
 chemical  are  eligible   for  ^registration,   registrants  for
 manufacturing-use products  (KPs),  end-use  products   (EPs)  and
 special  local needs registrations  (6LKs),  must  submit the items
 *elov for each product within 8 months of the date of issuance of
 the RED:
„„   -,*;   fcPPifeation  for. Reregistration (use EPA  Perm 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 form with a red identifier number
.in the upper right-hand corner.                            •««»«

     b.   Five  (5)  eopies ef  revised  draft label  and labeling.
Refer  to the  RED for  labeling changes specific  to  the  active
ingredient,  follow the  instructions in Section  IIl.cT of  this
Handbook and refer to the Appendix of this Handbook for guidance on
current requirements for labels and labeling,   if there are
i^fj1?;?' Jfmm °n, **e *f bel f r labcling» 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  «£mit T an
amendment application to add those uses back to the label

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  FIGURE 1.   HOW AND WEEN TO RESPOND TO THE REREGISTRATION
             ELIGIBILITY  DOCUMENT  (RED) TOR MANUFACTURING
             PRODUCTS  (KPfl), END-USE PRODUCTS (EPS) And SPECIAL
             LOCAL NEEDS  JiEGIBTRATIONS (SLNs).
      STEP is   Are expedited label revisions required?
                        Yes      S'  No

                Submit application
                and labels 01*
                expedited schedule
                specified in RED
      STEP 2:
      STEP 3S
Are data required?

        Yes    ^   No
              r
Submit forms within
90 days for generic
and product specific
data.
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?
For eaefc KP t IP '
£ SLN  (24e) submit
application vithin
8 month*,  if
the submission
is acceptable,
the label will be
stamped accepted
as an amendment.
£to reregistratien
vill be issued.
                      No
                       .Yes
       For each HP c EP
       & SLN <24c)  submit
       application within
       8 month*,   if
       the submission
       is acceptable,
       the label will be
       stamped  accepted
       and a notice of
       reregistratioa
       vill be  issued.
No further response
aeeessary.  Await
the outcome of
EPA's review.

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       c.   Product specific Data.  Yon Bust follow the instruction*
  in the Data Call-in notice  in the RED  and in section ill of this
  Handbook.  suspenses to the data call in are du« within 90 dav« of
  receipt of the RED and submission or citation of data is due within
  8  aenthy of ths issuance of th* SZD.
      d.   Two  (2) copies of ths currsnt Confidential statement of
      ±*  UPA 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 fonr«\as,  they vill  set be  reregistered  and will  no
 longer be acceptable.  The Appendix of this Handbook has specific
 instructions for completing the CSF fora.
          C"S3fi?tl011 »*** a««P«et to citation of Data (EPA Form
            This form must be completed, signed  and submitted for
      B.  When Ko Response *« Ffftflffl
                of a Pcsticide are eligible for reregistration,  it
 dt* y°ufrni *? required to submit prodult speSif ie
 ?^?<2?M   Jllng*    4Ufes ?f an actlve ingredient may be declared
 ineligible for reregistration for two possible reasons:

 »« <,TIAvailable
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      C.  Where to Respond

 By U.S. Mail:

      Document Processing Desk (iasert distribution ebde)
      Office c£ Pesticide Program (H7504C)
      Environmental Protection Ajency
      401 M Street, S.H.
      Washington, D.c. 20460-0001

 By express nail 01= fey hand delivery:

      Document Processing Desk (insert distribution code)
      Office of Pesticide Programs (E7504C)
      Room 266A, Crystal Hall 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.   Mot using them may significantly  delay the handling
 of your submissions:
      RBD-SRRD-aooc (vhere zzx is the ease 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 (vbere aoc 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 IABEI,S/IABELTNG

     This  section  provides  additional  instructions  concerning
responses  required for generic  data,  product specific  data and
label js/lsbeling.

     A.  Generic Data

     During   EPA'c  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 come 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-In 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 n&ae of the contact person for inquiries.

      B.  Product  Specific Pata

      Product specific data nay -be -required for the rereslrtration
 of each pesticide product in th^se 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.

          a.   Data

      All  data requirements  for KPs,  EPs and  SLNs  (24c*s)  are
 specified in the Data Call-In Kotice 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 aboui 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 reregistratiort review, examine the inert ingredients of
  each  product prior to reregistration to ensure that they  do not
  present unreasonable risks.   In reviewing tfcr producfc chemistry
  data,  EPA  will  identify List a  inerts.   EPA  will tcontinue  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 j££ be reregistered until  a full
 risk  assessment  of the product has been conducted, based  en 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  aav  be
 reregistered if it Beets all  ether 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 nust also  neet  normal, registration  and   tolerance
 requirements,  as applicable.

      2.  Asata Texieitv

      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 en one set  of data;
 alternatively, registrants may chcase to conduct their own  studies.

      3«  Product Performance

      Consult the  Data Call-in section  of the RED to determine
 whether Producjt Performance data .are required tor 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 ?*> 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  6, 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 Peliev

      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 typ** of pesticidal  claims but does require submission of such
 data for certain types of claims.  As noted in 40 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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-------
      b.   Claims  and  Products for Which Effieaev Data generally
          Are  Required

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

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

          2.   products claimed to  control  vertebrate pests, that
               &ay  directly :©r i/.-Krectly  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 nas reasons (e.g.,
               consumer complaints, unlikely claims,  unusual use
               patterns, etc.) to question claims; and

      C*  Labels  and  Ijabeli.no

      To remain in compliance with  FXFRA, 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.).  Application* 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
?.*6-10:   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 I Restricted Use
D.  Label Regulations (40 CFR 156.10)

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      Instructions  for- Completing the  Confi??ntj»l Statenfint__ef
 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.  Zf any block is not applicable, mark it N/A.

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

      A.   All applicable  information  vhich  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.
        ^     the Wei9hts  in  columns 13.a. and 13.b.  must be in
pounds, 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 loo percent.

*    L'  -?11 items under columns 14.a.  and I4.b.  for the active
ingredients must represent pure active form.

,  _*;  The, uPPcr and lower certified limits  for all active and
inert ingredients must follow  the 40 CFR 158.175 instructions!  An
?Sia££iS~2U^?*?rr£?e?*if toc Pr°P°sed «»it. 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 IABEL 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 chow 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 pf the label text. £40  CFR 156.10(c)3

  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 oust 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)3

 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 jnust 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 nay appear  in any  suitable
 location on  the label or immediate container.  It  must also  appear
 oh the wrapper or outside container  of the package  if the  EPA
 establishment  number on the immediate  container cannot  be clearly
 z«aJ £i*i:wi*yii ituch wrapper  or container.   [40 CFR  156.10(f) 3

 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
aust not  be  placed in the body of other text.   [40 CFR  156.10(g) 3

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)J

  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 ba used.  Chemicals related to the active
  ingredient  are  allowed to be  listed  enlv  if  efficacy  data
  supporting such claims art submitted  or referenced.   If such data
  are provided, the related chemicals must be listed separately «»a
  not as a portion of the active ingredient.

  Item 6D. INERT INGREDIENTS RECLASSIFIED AS ACTIVE INGREDIENTS - If
 EPA has  reclassified  chemica? *  from  inert  ingredient status  to
 active ingredient status,  regiswants 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 (i)  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*!
 JTl  Sgyarf Inches      All Capitale          Minimum TyBe_aiML_

 5 and under           6 point               6 point

 above 5 to 10         10 point              6 point

•above 10  to 15        12 point              a point

 above 15 to 30        14 point              10 point

 =*'sr 20               is point .            12 point


Item 7Ai  CHILD HAZARD WARNING STATEMENT - The statement "Keep Out
of Reach of Children" aust be located  on the front panel above the
signal word except where contact with children during distribution
or use is unlikely.  £40 CFR 156.lO(h) (1) (ii)]          wr«»uw.0«

5S5r,2?%' < 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)3.

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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)(l)(i)3.

  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)3

  Item 7E.r  REFERRAL STATEMENT  -  The statement "see Side (or Back)
 Panel -for Additional Precautionary Statements"  is required on the
 za.'"nt 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 b,e.low must appear together on the label under the
 heading "PRECAUTIONARY STATEMENTS." The preferred location is at
 th« 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  8A.   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  8B.    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 156.lO(h)(2)(ii)j

 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
 me siae/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:
     b.
      a.   The statement "Restricted Use Pesticide1* oust appear at
           the top of the front panel of the label.  The statement
           aust be set in type of the came minimum size as required
           for  human hazard  signal word  [see  iiable in  40  CFR
           156. 10 (h) (1) (iv)].  NO statements of any kind nay appear
           above this RUP statement.

           The reason .for the the restricted use classification must
           appear below the RUP statement.   The RED will prescribe
           *his 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.    Borne but act 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.

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

           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 10A.  REENTRY STATEMENT - If a restricted entry interval  fREI)
has been  established by the Agency,  it must be included on the
label.  Additional worker protection statements may be required in
    b.
    c.

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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.
               f                                 ' :'       .    ' '
 Item IOC.   DIRECTIONS FOR USE - Directions for use nust.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 Bust 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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LABEL FORMAT FOR UNCLASSIFIED PRODUCTS

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LABEL FORMAT FOR PRODUCTS CLASSIFIED FOR RESTRICTED USE

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               Protection Agency

  •ubmitter has asserted a  confidential
  business information claim concerning
  SJematerial).
   (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 < Jter the item
  is made  available  to  si.ch person or
  party).
   (6) A copy of the Registration Stand-
   (7> With respect to a Registration
 Standard for which the Agency has
 determined that a substantial!, '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 da1m con-
 cerning the material).
  (8) A copy of the Forma 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 recipientts).
 and the date the document was re-
 ceived or provided by the Agency.
  (d) Availability of docket and indi-
 ces. CD The Agency will make avail-
 able to the public for inspection and
 copying the docket and index for any
 Registration Standard.
  (2) The Agency wffl establish and
                  H»f. of perSOttB Who
have specifically requested that they
receive indices for Registration Stand-
ard dockets. On a quarterly basis. EPA
will distribute the indices of new mate-
rials placed in the  public docket  to
                            §156.10

 these persons. Annually. EPA will re-
 quire that persons on the list renew
 their requests for inclusion on the list.
   (8) The Agency will issue annually in
 the FEDERAL REGISTER (in conjunction
 with the annual schedule notice speci-
 fied in 1155.25) a notice announcing
 the availability of docket indices.
   (4) Each FEDERAL REMSTER notice of
 availability of a Registration Standard
 will announce the availability of the
 docket index for that Staadard.     :-
                *           * '
 I1S&S4 Notice of availability.
   (a) The Agency will issue Li the PEEK,
 XRAL REGISTER a notice announce the~
 issuance and availability of Registra-
 tion Standard which:
   (1) Concerns a previously unregis-
 tered active ingredient; or
   (2) Concerns a previously registered
 active ingredient, and the Registration-
 Standard states that  registrants will
 be  required  (under FIFRA  section
 SCCX2KB)) to  submit  chronic  health
 (including, but not limited to. chronic
 feeding, oncogenicity  and reproduc-
 tion) or teratology studies.
  (b) Interested persons may submit
 comments concerning  any Registra-
 tion Standard described by paragraph
 (a) of this section at any time.
  (c) The Agency will issue in the FED-
 ERAL REGISTER a notice announcing the
 availability of, and providing opportu-
 nity for comment on, each proposed
 Registration Standard which concerns
 a  previously registered active ingredi-
 ent for which the Agency has deter-
 mined that a  substantially complete
 chronic  health and  teratology data
 base exists.  Following the comment
 period and issuance of the Registra-
 tion Standard, the Agency will issue in
 the FEDERAL REGISTER a notice of avail-
 ability of the Registration Standard.

 PART    156—LABELING    REQUIRE-
   MENTS FOR PESTICIDES  AND DE-
  VICES

 Atrrmourr. 7 U.S.C. 116-lS6y.

 1156.10 Labeling nqatemeata.
 (a) GeneroZ-U)  Content*  of the
label Every pesticide  products shall
bear a label containing the informa-
tion specified by the Act and the regu-

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  lations in this Part The contents of a
  label  must  show clearly  and promi-
  nently the following:
    (i) The name, brand, or trademark
  under which the product is sold as pre-
  scribed in paragraph (b)  of this sec-
  tion:
    (II) The name and address of the
  producer, registrant, or  person for
  whom produced  as prescribed in para-
  graph  of this section;
    ,iii)  The net content* as prescribed
  in paragraph (d)  of this section;
    (iv)   The   product   registration
  number *s prescribed in paragraph (e)
  of this st£*
  of this section;
   Cvi) An  ingredient statement as pre-
  scribed in paragraph (g) of this sec-
  tion;
   (vii) Warning or precautionary state-
  ments  as  prescribed in paragraph Ch)
  of this section;
   (vlii) The directions for  use as pre-
 scribed in paragraph (i) of this section;
 and
   (ix) The use classif icatlon(s) as pre-
 scribed in paragraph (j) of this section.
   (2) Prominence and legibility, (i) 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.
   (ii) All required  label text must:
   f *? *? tet to 6-point or larger type;
   (B) Appear on a clear contrasting
 background; and
   (C) Not be obscured or crowded.
   (3) Language to be lued. All required
 label or labeling  text shall appear in
 the **»g""«* language.  However, the
                                                40 CHI Ch. I (7.149
 other-language versions  of the label.
 ing.
   (4) Placement of Label-ti) 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  mi*.
 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 ixn.
 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.
   (ii)  Tank can and other bulk  con-
 tainer*— (A)  Trantportation. 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, fyrftyyiny u>d placarding of  haz-
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
 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 ear, 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 of the  user, a
 copy of the label of labeling, including
 all appropriate directions for use, shall
 be securely attached to the container
 in the immediate vicinity of the dis-
 charge control valve.
  (5) Falte or misleading ttatement*.
 Pursuant  to section 2(qXlXA) of the
 Act, a pesticide or a  device declared
 subject to  the  Act  pursuant  to
 1 153.240.  is misbranded if its labeling
 is false or misleading in any particular
 including  both pesticidal and non-pes-
 ticidal claims. Examples of statements
 or  representations  in  the labeling
which  constitute misbrandlng include:
  (i) A false or  *»««i««*«~g statement
concerning  the  composition of  the
product;

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                  Protection Ag«nry

      (ID A false or misleading statement
    concerning  the effectiveness of the
    product as a pesticide or device;
       A false or misleading statement
    about  the value of the product for
    purposes other than as a pesticide or
    device;
      A false or misleading comparisrn
    with other pesticides or devices;
     (v) Any statement directly or toil-
    rectly implying that the pesticide or
    device is recommended or endorsed by
   any agency  of the Federal Govern-
   ment;
    (vi) The name of a pesticide which
   contains two^or more principal active
   ingredients if the name suggests one
   or  more but not all such principal
   active  ingredients  even though the
   names of  the  other ingredients are
   stated elsewhere in the labeling;
    (vil) A true statement used in such a
   way as to give a false or misleading im-
   pression to the purchaser;
    (viii) Label disclaimers which negate
   or detract from labeling statements re-
   quired under the Act and these regula-
  tions;                         »••«•••

    Ox) Claims  as to the safety of the
  pesticide or its  ingredients,
                              $ 156.10

     Cb) Name, brand, or trademark, m
   -he name, brand, or trademark under
   which  the pesticide product itTaold
   •hall appear on the front panel of the
   label.                            c
     (2) No name, brand, or trademark
   xnay appear on the label which:
     (i) Is false or misleading, or
      Has not been approved by the
   Administrator through registration o£
   supplemental registration as an addi-
   tional name pursuant to 1152.182.
    CO Name and address of producer
   registrant, or person for whom pro^
   duced. An unqualified name and ad-
   $~*t given on the label shall be con-
   sidered as the name and address of the
   producer. If the registrant's name ap!
   pears on the label and the registrant is
  not the producer, or if the name of the
  person for  whom the  pesticide Was
  produced appears on "the label, it must.

  such as "packed for • • v •fDpSr?*
  S?to£• V or "Sold by • •••*,•
  teat tee name is not teat of tee
  ducer.
        L7^4  A_..^ff_*..*  _
                                con*
  ous,"  "noninjurious,"  "harmless" or
  «?^?^?°.imnanfi,,*nd ***" ^th
 ««  ^on*numerical «nd/or compara-
 tive statements on the safety of the
 product, including but not limited tcr
   (A) "Contains  all natural togredi-

                        toxlc Cheml-
                  .
               net weight or measure
  of content shall be exclusive of wrap:
  pers or other materials and shall be
  tec* *verit*c content unless explicitly
  stated as a tnfntm^fp quantity
   (2) If the pesticide is a liquid, the
 net  content statement shall  be in
 terns of liquid measure at 68' P (20*C)
 and shall be expressed in conventional

                        ounccs'
   (C) "Pollution approved"
   (6) Final printed labeling, (i) Except
 as provided in paragraph (aXCXil) of
 "us aecuon,  final  printed labeling
 must be submitted and accepted prior
 to registration. However, final printed
 ?bSft8Llwed not *• «wbmitted until
 draft label texts have been provision.
 •% J2f»tod by the Agency. *w*¥*Km
   Clearly legible reproductions or
 Photo reductions will be accepted for
 unusual  labels  such  as  those  Hlk-
 screened directly onto glass or metal
 containers or large bag or drum labels.
 Such reproductions must be of micro-
film reproduction Quality.
 .    XLthe **&<*& te »olid or semi-
 aolid, viscous or pressurized, or is  a
 mixture of liquid and soSdT the net
 wntent statement shaH be to terms of
  <4> In all cases, net content aha21 be
                    * Iar»e8t »uitable
                   10
     In addition to the required units
•Pecified. net  content »iyibe^»>
pressed to metric units.
  (6) Variation  above  mtetmM^ eon-
 .      	—"•»»•«•• •••rwv^  Miiliilifi |LlLf-it^U^Q wPfl
tent or around an average is penatesl
ble only to tee extent that St^^-
sents deviation  unavoidable to  good
SJJ^^wrinf  practice.  Variation
oeiow a stated minimum is not permit-
ted. In no case shall tee  average con-

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    §15*10

    tent of the packages in a shipment fall
   ^•below the stated average content.
     (e) Product  registration  nM>Ti not appear in such a manner as
   to suggest or imply recommendation
   or endorsenwft of the ^9duct by the
   Agency.
    (f) Producing  establishment*  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—U) 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-
piikvc.  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>Fo*itton o/ ingredient statement
(i) The ingredient statement is nor-
mally required on the front panel of
           40 C« Ch. I (7-1-to Edition)

  the labeL If there  to 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.
    (11) The text of the ingredient state-
  ment  must run parallel with other
  text on the panel oh which it appears,
  and must be clearly  distinguishable
  from and must  not be placed in the
  body of other text
    (8) Name* to be wed in ingredient
  statement The name used for »sch 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(cX6).
   <4) Statements  o/ 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 ahall 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
  CS) Accuracy of stated percentages.
 The percentages given shall be as pre-
 cise as possible reflecting coed 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:

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                Protection Agency
       in cases where it is determined
       * pesticide formulation changes
     etnical  composition  significantly.
   fhe product must bear the following
   .tktement in a prominent position on
      label: "Not for sale or use after
    (ii) The product must meet all label
  claims up to the expiration time indi-
  Sted on the label.
    (7) Inert ingredients. The Adminis-
  trator may require  the name of any
  inert ingredientts) to be listed in the
  ingredient statement if he determines
  t&*t  such ingredienUs) may pose  a
  hazard to man or the environment.
   (h)  Warning* end  precautionary
  statement*.  Required  warnings and
  precautionary statements  concerning
                            the  general  areas  of  toxicologies!
                            hazard including  hazard to children.
                            environmental hazard, and physical or
                            chemical hazard fall into two groups;
                            those required on the  front panel of
                            the labeling  and those which may
                            appear  elsewhere.  Specific  require-
                            ments concerning content, placement,
                            type  si*',-,  iand prominence are given"
                            below.
                             €1)  R- wired front panel statement*.
                            With  ihe  exception  of the  child
                            hazard warning statement, the text re*
                            quired on the front panel of the label
                            is determined by the Toxicity Catego-
                           ry Of  the pesticide. The category is as-
                           signed oh  tht haste of  the highest
                           hazard shown by any of the indicators
                           in the table below:
                    1
                                                                   IV
 Omllfi.
 Dun
UptocntfinehttfnBSO
 wg/kg.
UptoandfadudrQj
 mg/KMT.
Up to and Mutfng 200
Kern SO fvu HO n«/kg

Fram^vmtng/lMr	

ftwn 100 Vvu 2000 _
fiom 100 tnj SOOO «g/
 ««-
ftem 2. «m SO mg/fctr..
            CerrMNc; camwl
              epMMynet
                OeniMi epMMy
                 WMnfeto vtMn 7
                                             Mutennwvi
 Cttnvftaeti
                 ••"•tug tor 7 d*ys.
                !•*•» W*6on tt 72
                             torn.
                                            Modcnt* inlulM) ct 72
OfMtsrtanSOSOing/


Onttirtwi 20 mg/Her.


OneMrttw 204)00.

^fak ^•AbaEMAA
IW WnBIOn.




MHertfgmintt^ct
 72neun.
  (i) Human fcaeanf tignal v>on2--CA)
 Toriciiy Category I. All pesticide prod-
 ucts meeting the criteria of Toxicity
 Category I shall bear on the front
 panel the signal word "Danger." In ad-
 dition if the product was assigned to
 Toxicity Category I on the basis of its
 oral, inhalation or dermal toxidty (as
 distinct from akin and eye local ef-
 fects) the word "Poison" shall appear
 in red on a background  of distinctly
 contrasting  color and  the skull  and
 crossbones shall appear in immediate
 proximity to the word "poison,"
  
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   §156.10

   that it Is approved for use on infant*
   or small children, may the Administra-
   tor waive this requirement.
     (ill) Statement of practice!  treat-
   ment—m»nu by taddty category
             woKonoui) » ewtfewed (Inhaled or ».
             ugh akin}. Do net eraatht vapor (duct or
           «W. Do net eat to eyes, en akin, or en
           ir.-uu panel awemem ef aractta
           «*ad.l.
          May oa fetal I e»a»o»ad (tohaiid er  _
           trough t» aUn]. Do net tractht vapen (duct or
                           to eyat, en akin, er en
HtmM If awtfoMd Ctohalad er aewrbad tvwghtw
 akin]. Avoid traEMne vapen (duct er aprtyinW.
 Avoid coRtaet vtm akh (ayw er etoBW. '
                                          Co net eat in ayat. en aUn. er en
                                       . Waar eogolai er tao» ahMd and wbbar
                                   fllovat whan hand&ig. Harmful er Mai V i
                                   tAppnspnat* ftrt aid CMamant mqutad.1
                                       ayt (and akh] citatien. Do net gat to
                                       ta er en efeMng. HarmU V    -
                                           AMW
                                                    ««h sun, •»«• «r
-— -——	—— * 1J •• v> 1HHWWK. d) OaM Of

let jknmadMaV luah ayw er akto «Nh ptonty el
'  *- —•— «antten I titatan
                                           Wo pnKMfenvy sMMMnto iaqutad.1

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         ditntat Protection Agency
     /in Environmental hazard*. Where a
         exists to non target organisms
   e*
      __  humans and domestic anl-
      preeautionary statements are re-
      j stating the  nature  of the
 SEird and the appropriate  precau-
 ***?*  avoid  potential  accident.
        or  damage. Examples of the
        statements and  the drcurn-
 Stances under which they are required

 '° if *  pesticide intended for out-
 door use contains an active ingredient
 Zjth * mtmmtUtn acute oral  LD* of
 100 or less, the statement •This Festi-
 dde is Toxic to Wildlife" is required.
  (B) If a  pesticide intended for out-
 door use contains an active ingredient
 with a fish  acute LCH of 1 ppm or less.
 the statement "This Pesticide is Toxic
 to Fish" is required.
  (C) If a pesticide intended for out-
 door use contains an active ingredient
with an avian acute oral LD» of 100
mf/kg or less, or  a subacute dietary
                                  § 156.10

          of 600 ppm or less, the statement
     "This Pesticide is Toxic to Wildlife" is
     required.
       (D) If either accident history or field
     studies demonstrate that use  of the
     pesticide  may result  in  fatality to
     birds, fish or mammals, the statement
     "This pesticide is extremely toxic to
     wildlife (fish)" is required.
       (E) For uses involving foliar applica-
     tion to agricultural crops,  forests, or
     shade  trees, or for mosquito  abate*
     ment treatments, pesticides  toxic to
     pollinating insects must bear appropri-
     ate label cautions.
        For all outdoor uses ,*her than
     aquatic applications the label must
     bear the caution "Keep out of lakes,
     ponds or streams. Do not contaminate
     water by cleaning of equipment or dis-
     posal of wastes."
       (ill) Phytical or  efceroicoJ hazard*.
     Warning statements on the flammabil-
     ity or explosive characteristics of the
     pesticide are required as follows:
              FtainpoM
                              
-------
  fi 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.
    (ill) Exception* to requirement for
  direction for tac—(A) Detailed direc-
  tions for use may be omitted from la-
  beling; of pesticides which are intended
  for use only by manufacturer* of prod-
  uct* other than pesticide products in
  their regular manufacturing processes.
  provided that:         •
   CD The label clearly shows that the
  product  is Intended for use onlr in
  manufacturing processes and specifit*
  the typed) of products involved.
   (2) Adequate information such as
  technical data sheets or bulletins, is
  available to  the trade specifying the
  type  of product  involved  and  its
  proper use in manufacturing process
  es;
'   C3> The product will not come into
  the hands of the general public except
  after incorporation into finished prod-
  ucts; and
   tt> The  Administrator  determines
 that such directions are not necessary
 to prevent unreasonable adverse ef-
 fects on mim or the environment.
   (B) Detailed directions for use may
 be omitted from the labeling of pesti-
 cide products for which sale is limited
 to physicians, veterinarians, or drug-
 gists, provided that:
   (1) The label clearly states that the
 product is for use only by physicians
 or veterinarians;
   (2) The  Administrator  determines
 that such directions are not necessary
 to prevent unreasonable adverse ef-
 fects on man or the environment; and
   CJ) The product is also a drug and
 regulated under the provisions of the
 Federal Food, Drug and Cosmetic Act.
   CO Detailed directions for use may
 be omitted from the labeling of pesti-
 cide products which are  intended for
 use only by f emulators in preparing
 pesticides for sale to the public. pro-
 Tided that:
   CD There  is  information readily
 available to  the formulators on  the
 composition, toxidty. methods of use.
 applicable restrictions or limitations.
          40 CFft Ch. 1 (7-1-89 Edition)

 and effectiveness of the product for
 pesticide purposes;
   (2) The label clearly states that the
 product  is intended for use only in
 manufacturing,  formulating, mixing,
 or repacking for use as a pesticide and
 specifies the typed) of pesticide prod-
•ucts involved;
   (J) The product as finally manufac-
 tured.  formulated,  mixed, or repack-
 aged is registered; and
   U> The  Administrator determines
 that such directions are not necessary
 to prevent unreasonable  adverse ef-
 fects on man or the environment.
   (2) Content*  of Direction* for  U*e.
 The directions for  use  -shall include
 the following, under the headings "Di-
 rections for Use":
   CO The statement of  use  classifica-
 tion as prescribed in paragraph (J) of
 this section immediately under  the
 heading "Directions for Use."
   (U) immediately  below the  state-
 ment of use classification, the state-
 ment "It is a violation of Federal  law
 to use this product in a manner incon-
 sistent with its labeling."
   (Ill) The sited) of application, as for
 example the crops.  •«h™«-i», areas, or
                           ,
 objects to be treated.
.  (iv) The target pestd)  associated
 with each site.
  (v) The dosage rate associated with
 each site and pest.
  
-------
   environmental Protection Agency

     «) Any limitations or restrictions on
       required to prevent unreasonable
        e effects, such as:
        Required  Intervals between ap-
   plication and harvest of food or feed
       Rotational crop restrictions.
    (C) warnings as required against use
   on certain crops, animals, objects, or
   in or adjacent to certain areas.
    (D) ^Reserved]
    (E) For restricted use pesticides, a
   statement that the pesticide may  be
   Applied under the direct supervision of
   it certified applicator who is not phys-
  ical? 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-
  ^icator who is physically present
   (F) Other  pertinent  information
  which the Administrator determines
  to be necessary for the protection of
  man and the environment.
   W Statement  of U*e Clarification.
  By October 22, 1976. all pesticide prod-
  ucts must bear on their labels a state-
  ment of use Classification as described
  in paragraphs (j) (1) and (2) of this
  section.  Any  pesticide product  for
  which some uses are classified for gen-
  eral use and others for restricted  use
 shall be separately labeled according
 to the labeling standards set forth in
 this subsection, and shall be marketed
 as separate products  with different
 registration numbers, one bearing di-
 rections  only for  general  useCs) and
 the other bearing  directions for  re-
 stricted use(s) except that, if a product
 has both restricted use(s) and general
 useCs), both of these uses may appear
 on a product labeled for restricted use.
 Such products shall be subject to the
 provisions  or paragraph (JX2) of this
 section.
  (1) General U»e Clarification. Pesti-
 cide products  bearing directions for
 usecs) classified  general shall be  la-
 beled with the exact words "General
 Classification" immediately below the
 heading "Directions for Use." And ref-
 erence to  the general classification
 that suggests or implies that the gen-
 eral utility of the  pesticide extends
beyond those purposes and uses con-
tained in the Directions for Use wDl be
                              8 156.10

  considered a false or misleading state-
  ment under the statutory definitions
  of misbranding.
    (2) Restricted  U*e  Clarification.
  Pesticide products  bearing direction
  for  use(s)  classified restricted ahaU
  bear statements of restricted use clas-
  sification on  the front panel  as  de-
  scribed below:
   (i) Front panel statement o/ restrict-
  ed ute classification. CA) At t'ae top of
  the front panel of the label. i*t in type
  of the same i*»
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   APPENDIX F






Generic Data Call-in
       35

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                             DATA CALL-IN NOTICE
 CERTIFIED MAIL
                                                                    SEP  30  1993
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 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
produces) containing this active ingredient.  Within 90 days after you receive this Notice
you must respond as set forth in Section HI below.  Your response must state:

      1. how you will comply with the requirements set forth in this Notice and its
Attachments A through E; 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 HI-B); or

      3.   why you believe EPA should not require your submission of data in the manner
           specified by this Notice (see section m-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 produces) 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 12-31-92).

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     This Notice is divided into six sections and five 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 n    - Data Required By This Notice
       Section m  - 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 - 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 produces) containing the subject active ingredient.

 SECTION n.  DATA REQUIRED BY THIS NOTICE

 n-A.  DATA REQUIRED

       The 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.

H-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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H-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 CER § 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 CER Part 160.3 (a) (6)].
H-D.  REGISTRANTS RECEIVING PREVIOUS SECTION 3(c)(2)(B) 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-In(s). 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 then* affected
products.
SECTION HI. COMPLIANCE WITH REQUIREMENTS OF THIS NOTICE

IH-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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 m-B. OPTIONS 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 (s).

       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 HI-C.  A discussion of options relating to requests for data waivers is contained in
 Section IH-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.

       1- Voluntary Cancellation  - You may avoid  the requirements  of this Notice by
 requesting voluntary cancellation of your produces) 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 aU
 other information required for processing the application. Use deletion is option number 7
 011 the Requirements Status and Registrant's Response Form. 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.

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      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 90 day response, must bear an amended label.

      3.  Generic Data Exemption - Under section 3(c)(2)(D) of F1FRA,  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 qualify 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® 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
registrations of both  your and then* product(s), unless you commit to submit and do submit
the required data within the speckled tune. 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 hi Section ffl-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  requirement.

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       5. Request for Data Waivers. Data waivers are discussed in Section IH-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.

 HI-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
 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 but not reviewed by the Agency
                   (Citing an Existing Study)
      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 H-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.

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                                          8

      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 tune 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 tune 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®.

      If you cannot submit the data/reports to the Agency in the tune 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. 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.

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       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®, 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^) 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
 offer (such as a certified matt 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)(m) 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
 Eprm 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 required data in the
 specified time frame. In such cases, the Agency generally will not grant a tune 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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                                         10

      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 tune 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 tune 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 Registration 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 c,learly 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.

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                                          11

       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 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 tune
 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  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 must provide the MRID number of the study you are

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                                         12

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.

m-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 hi their forecast
supporting the waiver request hi  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 hi writing.

    To apply for a low volume, minor use waiver, you must submit the following information,
as applicable to your product(s), 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.

  (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.

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                                          13

  c.    Total indirect production cost (e.g. plant overhead, amortized plant and equipment)
       charged to produces) 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 conducting 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 forecast 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 produces) 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 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.

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                                         14

      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 your productfe). you 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 3(c)(2)(B). Events which may be the basis for issuance of a Notice
of latent 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.

      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 IH-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:

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                                         15
          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;

          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 commit to submit and do submit the required data in the specified tune
      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 tune)
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  submission
      requirement.

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                                          16

 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 tune 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 tune 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

-------
                                         17

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.

      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,
                                     Special Review and
                                      Reregistration Division
:or
                 Attachments

      A  - Data Call-In Chemical Status Sheet
      B  - Data Call-In Response Form
      C  - Requirements Status and Registrants
           Response Form
      D  - List of Registrants Receiving This Notice
      E  - Cost Share and Data Compensation Forms

-------
                                        18
                                 ATTACHMENT A
              STJLFURYL FLUORIDE:  DATA CALL-IN STATUS SHEET
INTRODUCTION

      You have been sent this Data Call-In Notice because you have products containing
sulfuryl fluoride.

      This attachment, the Data Call-In Chemical Status Sheet, contains the reregistration
regulatory history of sulfuryl fluoride, an overview of data required by this notice, and point
of contact for inquiries. This attachment is to be used in conjunction with (1) the Data Call-In
Notice,  (2)  Attachment B, the Data  Call-In Response Form.  (3) Attachment  C, the
Requirement Status and Registrant's  Response Form.  (4) Attachment D,  List of All
Registrants  Receiving This Notice, and  (5)  Attachment  E, the Cost  Share and  Data
Compensation Forms in replying to this sulfuryl fluoride Data Call-in.  Instructions and
guidance accompany each form.

REREGISTRATION HISTORY

      In June 1985, EPA issued a Registration Standard on Sulfuryl Fluoride.  In the
Registration Standard, EPA identified data required to support existing uses of the pesticide
and  determined  whether  existing data  were acceptable  and sufficient to satisfy the
requirement. Under the 1985 Registration Standard, registrants were required to generate
data to fill in data gaps and replace unacceptable studies.  Data Call-In Notices were also
issued in July 1990 and November 1992  which required additional toxicology data.

      The Agency has reviewed the data submitted in response to  the  1985 Registration
Standard and the July 1990 and November 1992 Data Call-In Notices and has reevaluated its
position on data needed to support the  continued registration  of  sulfuryl  fluoride.   A
Reregistration Eligibility Document is being issued for Sulfuryl Fluoride with this Data Call-in
Notice which states the Agency has determined the available data shows that use of sulfuryl
fluoride will not pose an unreasonable adverse risk to human health or the environment.
However,  the  RED also identifies confirmatory  data the Agency needs to complete the
database for sulfuryl fluoride.

DATA REQUIRED BY THIS NOTICE

      The Agency's findings regarding the adequacy of the database for sulfuryl fluoride are
contained in the Requirements Status and Registrant's Response. Attachment C.

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                                         19

       The Agency has concluded that additional data on sulfuryl fluoride are needed in the
following  areas:   toxicology  and occupational  and residential  exposure.  The required
additional data are listed in Attachment C.  These data are confirmatory.

Depending on the results  of  the studies required in this Notice and in the Registration
Standard and subsequent DCI's, additional testing may be required.

INQUIRIES AND RESPONSES TO THIS NOTICE

       If you have any questions regarding the requirements and procedures established by
this Notice, please contact Robert Richards,  Chemical Review Manager, at (703) 308-8057.

       All Response to this Notice should be submitted to:


          Robert Richards, Chemical Review Manager
          Reregistration Branch
          Special Review and Reregistration Division (H7508W)
          Office of Pesticide Programs
          U.S. Environmental Protection Agency
          Washington, D.C.  20460

          RE:  Sulfuryl Fluoride

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                                        20
      SPECIFIC INSTRUCTIONS FOR TBDE DATA C AtHN RESPONSE FORM
      This form is designed to be used to respond to data 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 tune 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 through 4 will have to be 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 suggestions for reducing this burden,  to Chief,
Information Policy Branch, PM-223, U.S. Environmental Protection Agency, 401 M Street.
S.W., Washington, D.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 item on the Requirements Status and Registrant's Response
          Form for any product that is voluntarily cancelled.

-------
                                          21
 Item 6a.
Item 6b.
Item 7a.
Item 7b.
Item 8.
Item 9.

Item 10.
 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 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.

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

 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 Registrant's  Response Form that indicates how you will
 satisfy those requirements.

 Check this Item if this call-in is a data call-in for an end use product (EUP) as
 indicated i Item 3 and if your product is an 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.

 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.

Enter the date of signature.

Enter the name of the person EPA should contact with questions regarding you
response.
Item 11.  Enter the phone number of your company contact.

-------

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                                        22
                  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.
complete all other items on this form by typing or printing legibly.
.You must
      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, 401M St., S.W.,
Washington, D.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.

Item 4.



Item 5.
Item 6.
 This item identifies the date and type of data call-in.

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

 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 m 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.

 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

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Item?.
ItemS.
Item 9.
          This item identifies the code assigned to the substance that must be used for
          testing.  A brief description of each code follows:
                         End-Use Product
                         Manufacturing-Use Product
                         Pure Active Ingredient
                         Pure Active Ingredient and Metabolites
                         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
                         Metabolites
                         Impurities
                         Degradates
                         See: guideline comment
          EP
          MP
          PAI
          PAI/M
          PAIRA
          PAIRA/M
          PAIRA/PM
          TEP
          TEP _%
          TEP/MET
          TEP/PAI7M

          TGAI
          TGAI/PAI
          TGAI/PAIRA

          MET
          IMP
          DEGR
          *  •
          This item identifies the time frame allowed for submission of the study or protocol
          identified in item 5. The time frame runs from the date of your receipt of the Data
          Call-In Notice.

          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.

          1. (Developing Data) I will conduct a new study and submit it within the tune
             frames specified hi 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 hi  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 aU 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-la 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  weU 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. If reviewed, 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.

 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  a
   rationale explaining why I believe the data requirements  do not apply.  I am
   also submitting a copy of my current labels. (You must also submit a copy of
   your Confidential Statement of Formula  if not already on file with EPA).  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.

-------
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    LIST OF REGISTRANTS



RECEIVING THIS DATA CALL-IN

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     r/EPA
                    United States  Environmental  Protection Agency
                                Washington,  OC  20450

                       CERTIFICATION  WITH  RESPECT TO
                    DATA  COMPENSATION  REQUIREMENTS
Form Approved

OMB No. 2070-0108

Approval  Expires 12-31-92
  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 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.

  Pleas* fill In blanks below.
  Company  Nam*
                                                                  Company Number
 Chemical Name
                                                                         EPA  Chemical Number
 1 Certify that:

 I   For each study cited in support of registration or reregistratton under the Federal Insecticide. Fungicide and
    Rodenticide Act (FIFRA) that is an exclusive use study, I am the original data submitter, or I have obtained the
    written permission of the original data submitter to cite that study.

 >   That for each study cited in support of registration or reregistratton under FIFRA that is NOT an exclusive use
    study I am the original data submitter, or! have obtained the written permission of the original data submitter, or I
    have notified in writing the companypes) that submitted data I have tiled and have offered to: (a)  Pay
    compensation for those data in accordance with sections 3(0(1 )(D) and 3(c)(2)(D) of FIFRA; and (b) Commence
    negotiation to determine which data are subject to the compensation requirement of FIFRA and the amount of
    compensation due, if any. The companies I have notified are: (check one)

    [1
    (I
AH companies on the data submitters' fist for the active ingredient fisted on this form (Cite-All
Method or Cite-All Option under the Selective Method). (Also sign the General Offer to Pay
below.)

The companies who have submitted the studies listed on the back of this form or attached
sheets, or indicated on the attached 'Requirements Status and Registrants' Response Form,'
3. That I have previously compfied with section 3(c)(1)(0) of FIFRA for the studies I have cited in support of
   registration or reregistratfen under FIFRA.
Signature

Name and Title (Please Type or Print)
GENERAL-OFFER TO PAY: I hereby offer and agree to pay compensation to other persons, with regard to the
registration or reregistratton of my products, to the extent required by FIFRA sections 3(0(1 )(D) and 3(c)(2)(D)-
 Signature
                                                                         Date
 Name and Title (Please Type or Print)
EPA Form 1570-31 (4-»0)

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    ?/EPA
United States Environmental Protection Agency
            Washington, DC 20460
   CERTIFICATION OF  OFFER TO COST
SHARE  IN THE DEVELOPMENT OF DATA
Form Approvtd

OMB No. 2070-010«

Approval Expires 12-31-92
 Pubfc reporting burden for this collection of informatton.is estimated to average 15 minutes per response, including
 time tor 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
 asoectof this collection of information, including suggestions for reducing this burden, to Chief, information Pohcy
 Branch PM-223, U.S. Environmental Protection Agency. 401 M St., S.W.. Washinpon, DC 20460: and to the Office
 of Management and Budget, Paperwork Reduction Project (2070-0106), Washington, DC 20503.

 Please fill In blanks below.
  Company Nam*
  Chemical Nam*
                                                                          Company Number
                                                                            & Chemical Number
 1 Certify that:

 My company is willing to develop and submit the data required by-EPA under the authority of 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
 data.

 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)(iu) of F1FRA if final agreement on all
 terms could not be reached otherwise.  This offer was made to the following firm(s) on the following
 date(s):
  Kara* of Flim(a)
                                                                            Oat* of Offer
Certffieattefl:

I certify that I am dufy authorized to represent the company named above, and that the statements that I hayt made on
this form and aD attachments therein art true, accurate, and complete. I acknowledge that any knowingly false or
misleading statementmay b« punishable by fine or Imprisonment or both under applicable law.

 SFgnatut* of Company'* Aytnorixed Representative
 Nam* and Title (Pleat* Typo or Print)
                                                  Oat*
 5»A Form 8570*32 (4>IO)

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