FOR DU PONT USE ONLY AR226-2938 Du Pont HLR 55-89 Study Title StatljcAcute96^Hou^C50*of to Fathead!

TO XIC ITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FX-3103. (1Octanesulfonic acid) (CAS # 2795-39-3).

IN VITRO MICROBIOLOGICAL MUTAGENICITY ASSAYS OF 3M COMPANY'S COMPOUND T-3610 Final Report September 1984 By: / O j u ^ i i L L Debra E.

ARU6-0OO6 g ) FUNDAMENTAL AND AFFUED TOXICOLOGY 4. 972-976 (1984) Cholestyramine-Enhanced Fecal Elimination of C arbon-14 in Rats after Administration of Ammonium [14C]Perfluorooctanoate or Potassium [14C]Perfluorooctanesulfonate Ja m es D .

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AH 8.2.6 - 072j> ACUTE TOXICITY TO AQUATIC INVERTEBRATES (EASTERN OYSTER) TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

AA S & G -08/ TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

mm vSTABUSHcD ICC* , I. du Pont de N em ours & C ompany INCORPORATED P .O .

8 PP ANALYTICAL BIOCHEMISTRY 118, 336 343 (1981) AR226-1440 Characterization of Ftuorinated Metabolites by a Gas ChromatographicHelium Microwave Plasma Detector-- The Biotransformation of 1H, 1H,2/-/,2H-PerfluorodecanoI to Perfluorooctanoate D o n a l d F.

SECTION IV - P PAGE P-7-32 OP P-7-40 TEFLON* POLYMERS DIVISION CATALOG OP CHEMICALS ~4/Z.2.Z6r /S&S April 10, 1981 70: .TEFLON PRODUCTION, TECHNICAL, MECHANICAL SUPERVISION '77"".*.

-4 5 R C V 12 79 < M I> ESTABLISHED IBOi E I. du P o n t de N e m o u r s & C o m p a n y IN C O RPO R A TED W il m in g t o n , De l a w a r e 19898 POLYM ER PRODUCTS DEPARTMENT EXPERIMENTAL STATION PERSONAL AND CONFIDENTIAL cc: A.

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AR226-2136 Z--A7 RE.

Internal Correspondence de: J.

Internal Correspondence *7ARlTJo-OHtH oaJ To: D.