BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-780. (1Octanesulfonic acid) (CAS # 2795-39-3).

<eo st^i nT ___ FYI-0900`/3 7 g UNITED STATES ENVIRONMENTAL PROTECTION AGENCY w * IS WASHINGTON, D.C. 20460 AR2.2.6 - oex<\ iV / ^ ;>(c September 5, 2000 OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES 3M Company, Inc.

-fT f^A fLG 106/ *rr Monitoring PerRuorinated Surfactants in Biota and Surface Water Sam ples Following an Accidental Release of Fire-Fighting Foam into Etobicoke Creek C H E R Y L A.

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ARJUlG - 1171 CONSENT ORDER ISSUED PURSUANT TO ARTICLES 5 and 12, CHAPTER 22 AND ARTICLE 1, CHAPTER 16 OF THE WEST VIRGINIA CODE.

IA77 March 21, 2003 To: Mary F.

S(f March 24, 2003 To: Mary F.

AR226-1393 cs n iu sM nM^ t E .

AR226-1483 CGMW5 CGMW1 CGPW7 CGMW7 CGMW6 CGMW9 CGNSP w / M vJ j CGPW8 CGPW3 CGMW2 CGB99-26 CGMW8 CGPW4 CGMW18 CGMW3 CGPW2 CGMW19 CGB99-24 CGPIT12 CGSP-1 CGB99-7 SP-100 'CGPW1 BLDG7B1 CGMW1 CGPHENOL5 CGPHENOL6 CGMW4 CGMW10 CGPW5 CGMW14 Sposai,CGBURN10 0 C G B U R N 4-C G B U R N 2I Mw 15 0 I ?

AR226-1532 33 PP Screei evel cumul -- \ r \ sment perfluorinated alkyl cids on human health Rich Purdy RECEIVED OPPT NCIC 2003 OCT-9 PM9:30 Guidance on Cumulative Risk Assessment of Pesticide Chemicals That Have a Common Mechanism of Toxicity.

Proven Results. ri Lit *u n Analytical Report r 1 Fluorochem ical Characterization of Water and Sludge Sam ples Daikin America Well Installation n u Exygen R esearch Laboratory Report No.

AR226-1739 STUDY TITLE Extraction of Potassium Perfluorooctanesulfonate from Mallard Serum and Mallard Liver for Analysis Using HPLC-Electrospray/Mass Spectrometry DATA REQUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDY COMPLETED ON September 06, 2001 PERFORMING LABORATORY / TESTING FACILITY Centre Analytical Laboratories, Inc.

Report E01-1256 PFOS: A Reproduction Study with the Mallard Study Title Analytical Phase Report for PFOS: A Reproduction Study with the Mallard Data Requirement FI FRA Subdivision E, Section 71-4 OECD Guideline 206 Author Lisa A.

BACK TO MAIN 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE October 1987 C lick on S tudy Title to V iew R eport October 29, 1987 " Two-Year Toxicity/Carcinogenicity Study of Fluorochemical FC-143 [PFOA] in Rats," Review letter from Greg Sykes (Haskell Laboratory for Toxicology and Industrial Medicine) to Charles Reinhardt, October 29, 1987.

BACK TO MAIN 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE July 2004 Click on Study Title to View Report July 16, 2004 Molecular Biology Study: Amendment to Final Report, "Comparative Molecular Biology of Perfluorooctane sulfonate(PFOS, T-6295), N-Ethyl perfluorooctanesulfonamido ethanol (N-EtFOSE, T-6316),N-Ethyl perfluorooctanesulfonamide (N-EtFOSA, T-6868), Perfluorooc tanesulfonamidoacetate (FOSAA, T-7071), and/or Perfluorooctanesulfonamide (FOSA, T-7132) of in[sic] Rats and Guinea Pigs following Oral dosing," 3M Medi cal Department CorporateToxicology, DT-15-B, July 16, 2004 (revising page 59).