Initial to indicate certification as to information on this page (full text of certification is on page one). Date INSTRUCTIONS: Please type or print in ink. Please read carefully the attached instructions and supply the information requested on this form. Use additional sheet(s) if necessary. 2. Case # and Name 3. Date and Type of DCI and Number

4. EPA Product Registration 5. I wish to cancel this product registration voluntarily 6. Generic Data 7. Product Specific Data 6a. I am claiming a Generic Data Exemption because I obtain the active ingredient from the source EPA registration number listed below. 6b. I agree to satisfy Generic Data Requirements as indicated on the attached form entitled "Requirements Status and Registrant's Response." 7a. My product is an MUP and I agree to satisfy the MUP requirement on the attached form entitled "Requirements Status and Registrant's Response." 7b. My product is an EUP and I agree to satisfy the EUP requirement on the attached form entitled "Requirements Status and Registrant's Response." OMB Approval 2070-0174

1. Company Name and Address 0381 - Maleic hydrazide Chemical # and Name: 051501 Maleic hydrazide 24-Aug-2010 GENERIC ID # GDCI-051501-856 

### United States Environmental Protection Agency

Washington, D.C. 20460 DATA CALL-IN RESPONSE 1 Page of 1

8. Certification: I certify that the statements made on this form and all attachments are true, accurate, and complete. I acknowledge that any knowingly false or misleading statement may be punishable by fine, imprisonment or both under applicable law. Signature and Title of Company's Authorized Representative ______________________________________________________ 10. Name of Company N/A N/A

9. Date

11. Phone NumberDate Initial to indicate certification as to information on this page (full text of certification is on page one) 13. Phone Number 10. Certification: I certify that the statements made on this form and all attachments are true, accurate, and complete. I acknowledge that any knowingly false or misleading statement may be punishable by fine, imprisonment or both under applicable law.
12. Name of Company 11. Date OMB Approval 2070-0174 

### United States Environmental Protection Agency

Washington, D.C. 20460 REQUIREMENTS STATUS AND REGISTRANT'S RESPONSE INSTRUCTIONS: Please type or print in ink. Please read carefully the attached instructions and supply the information requested on this form. Use additional sheet(s) if necessary.

4. Guideline Requirement Number 5. Study Title Progress Reports



### 2 3 1 6. Use

Pattern 7. Test Substance 8. Time Frame (Months) 9. Registrant

Response P R O T O C O L 1. Company Name and Address 2. Case # and Name 3. Date and Type of DCI and Number

Signature and Title of Company's Authorized Representative _________________________________________________________________

Terrestrial and Aquatic Nontarget Organisms Data Requirements (Conventional Chemical)

Toxicology Data Requirements (Conventional Chemical) 850.1300 850.1400 850.2100

870.6200 870.7800 Daphnid chronic toxicity test

Fish early-life stage toxicity test Avian acute oral toxicity test
Neurotoxicity screening battery Immunotoxicity 0381 - Maleic hydrazide Chemical # and Name: 051501 Maleic hydrazide 24-Aug-2010 GENERIC ID # GDCI-051501-856

HH,C,A,II HH,C,A,II HH,C,A,II

HH,C,A,II HH,C,A,II TGAI TGAI EP; PAI; TGAI

TGAI TGAI 12 12 12

24 12 1 of Page

(4, 7) (3) (2)
(5, 6) (1) N N N

Y N 1

### United States Environmental Protection Agency Washington, D.C. 20460 FOOTNOTES AND KEY DEFINITIONS FOR GUIDELINE REQUIREMENTS 0381 - Maleic hydrazide GDCI-051501-856

1 2 3 4 5 6 7 Key: Residue of Concern = Residue of Concern; TEP = Typical End Use Product [TEP]; TGAI = Technical Grade Active Ingredient [TGAI]; TGAI/PAIRA = Technical Grade of the Active Ingredient or Pure Active Ingredient, Radio Labelled; TGAI, TEP = Technical Grade of the Active Ingredient or Technical End-Use Product; TGAI/PAI = Technical Grade Active Ingredient, Pure Active Ingredient

The study is now required based on the Revised Part 158 Toxicolgy Data Requirements for Conventional Pesticides. Data are required on one passerine species. Data are required on one freshwater fish species. If the test species is different from the two species used for the freshwater acute toxicity test, a 96-hour LC50 on that species must also be provided. Data are preferred on Daphnia magna. Both an acute and subchronic (90 day) neurotoxicity screening battery in rats is required. Both acute and subchronic (90 day) neurotoxicity screening studies should comply with GLP guidelines. A freshwater invertebrate life-cycle study is required to support all terrestrial use patterns. Case # and Name: DCI Number: 1 Page: of 1

Footnotes: The following footnotes are referenced in column two (5. Study Title) of the Requirements Status and Registrant's Response form. These footnotes apply in addition to any test notes included in 40 CFR Part 158 with respect to the particular data requirement. Use Categories Key: A - Terrestrial food crop C - Terrestrial nonfood crop HH - Occupational Use Conventional Chemical II - Residential Use Conventional Chemical

### United States Environmental Protection Agency Washington, D.C. 20460 LIST OF ALL REGISTRANTS SENT THIS DATA CALL-IN NOTICE 0381 - Maleic hydrazide Case # and Name: 1 Page: of 1

19713 400 51873 DREXEL CHEMICAL COMPANY

CHEMTURA CORPORATION FAIR PRODUCTS INC Co. Nr. Company Name Agent For Company P.O. Box 13327 199 BENSON ROAD P.O. Box 386 Address City ZIP MEMPHIS MIDDLEBURY CARY 381130327 06749 27512 OMB Approval 2070-0174

State TN CT NC DCI Number: GDCI-051501-856

# LINKS TO FORMS: The pesticide registration forms that are listed below can be found at: http://www.epa.gov/opprd001/forms/ Link to C onfidential Statement of Formula and Instructions (Form # 8570 -4 

# ) http://www.epa.gov/opprd001/forms/8570 - 4.pdf C ertification of Attempt to Enter Into an Agreement With Registrants for Development of Data (Form # 8570 - 32 

# ) http://www.epa.gov/opprd001/forms/8570 - 32.pdf
C ertification With Respect to Citation of Data (Form # 8570 - 34 

# ) http://www.epa.gov/opprd001/forms/8570 - 34.pdf