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

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE Identity:Perfluorooctanesulfonylamido(ethyl)acemtaaytea;lso be referredtoas PFOSAA, FC-128 oras themajor component of FC-1 27, FC-129, FC-1 09,or FC-109-X.

BIODEGRADATION (BOD) TEST SUBSTANCE Identity:Perfluorooctanoiaccid;may alsobe referredtoas PFOA, FC- 26, or FX-1001.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, oras a component ofFC-206CE. (1Octanesulfoniaccid)(CAS # 2795-39-3).

TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity:A mixturecontainingperfluorooetanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FX-3103. (1Octanesulfoniaccid)(CAS # 2795-39-3).

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BIODEGRADATION (301E) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonawthei,ch may alsobe referredtoas PFOS, FC-95, oras a component of FC-203A orof FC-203 NFP. (1-Octanesulfonaicid)(CAS # 2795-39-3).

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ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredto as PFOS, FC-95, or as a component of FC-203C and L-5440. (1-Octanesulfonicacid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafploutoarsos-i,um salt,CAS # 2795-39-3) Remarks: The 3M productionlotnumber was not noted.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FC-203CE. (1Octanesuffoniaccid)(CAS # 2795-39-3).

MICROBICS MICROTOXS TOXICITY TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, oras a component ofFC-206CE. (1Octanesulfoniaccid)(CAS # 2795-39-3).

AR R26 - 0726 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (EASTERN OYSTER) IEsTSuBSTANCE 00000000 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. aOctanesulfonic acid) (CAS # 2795-39-3).