f t RjUCt O50< ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanoic acid; may also be referred to as PFOA, FC26, or FX-1001.

% FOR DU PONT USE ONLY AR226-2935 Du Pont HLR 801-88 Study Title Skin Irritation Test in Rabbits o Author William J.

A R HHG - O &KQ ACUTE TO XICITY TO FISH TEST SUBSTANCE ______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonic acid) (CAS # 2795-39-3) Remarks: The 3M production lot number was 1-2303.

M <6 - 0 7 5 8 EFFECT OF DEGRADATION ON FOAMING TEST SUBSTANCE________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203A or FC203 NFP. (1-Octanesulfonic acid) (CAS # 2795-39-3).

36/ 07/BS 1 1 :3 4 002 L -/P JLcrtyC-- i ih--Ai' BOOTS & COOTS FIRE & PROTECTIVE EQ UIPM ENT, INC. 1437 Leimert Blvd..

> AR226-2387 Polymer Products Department Research and Development Division Experimental Station cc: S.

TOXICITY TO AQUATIC INVERTABRATES (E.G., DAPHNIDS) ARil-OllO TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks field: The test substance is a white powder of uncharacterized purity.

Internal Correspondence de: M.

BACK TO MAIN ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE_____________________________________ Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

BACK TO MAIN OCTANOL/WATER DISTRIBUTION COEFFICIENT TEST SUBSTANCE______________________ Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

BACK TO MAIN BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, FC-109-X, FC-4351, or L-6778.

A SLSL& - 0 9 2 3 MICROBIOS MICROTOX TO XICITY TEST TEST SUBSTANCE______________ . .

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AR506-O3SI MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-121-X, or 3M Sample E2112 and E2566-1. (1Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and 2propanol, 1-(1,1-dimethylethoxy).

-2- Absorption of FC-l43-*^C In Rets After e Single Orel Dose December 28, J979 WC/*\ JAN 17 1980 Conducted et: During: Conducted by: Report by: Reviewed by: Rlker Leboretories, Inc.