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ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:Perfluorodecanesulfonatea,mmonium salt:may also be referred toas PFDS, FC-1 20, or 3M Sample J2905-1.(1-Decanesulfonic acid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10heneicosafluoro-a,mmonium salt,CAS # 67906-42-7) Remarks: Test sample isa mixtureofthe testsubstance inwater and butylcellosolve(approximately25% testsubstance,37.5% butyl cellosolvaend 37.5% water).Allvaluesreportedrelatetothismixture.

TOXICITY TO AQUATIC PLANTS (e.g.A,lgae) TEST SUBSTANCE Identity:Perfluorooctanoiaccid,ammonium salt;may alsobe referredto as PFOA ammonium salt,Ammonium perfluorooctanoateP,FO, FC116, FC-126, FC-1 69,or FC-143.

SUMMARY FOR WORK PERFORMED FOR THE GERMAN GOVERNMENT AGENCY FOR MILITARY TECHNOLOGY AND PROCUREMENT ON FIRE EXTINGUISHING FOAM COMPOUNDS FROM MULTIPLE COMPANIES TEST SUBSTANCE Identity:A mixturecontainingPerfluorooctanesulfonatweh,ich may also be referredto as PFOS, FC-95, or as a component ofFC-200. (1-Octanesulfoniaccid)(CAS # 2795-39-3).

STUDY SUMMARY OF ENVIRONMENTAL AFFF AND COMPONENTS - 1991 EFFECTS OF LIGHT WATER BRAND TEST SUBSTANCE Identity:A mixturecontaininpgerfluorooctanesulfonawthei,ch may alsobe referredtoas PFOS, FC-95,oras a component ofFC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, oras a component ofFC-602. (1Octanesulfoniaccid)(CAS # 2795-39-3).

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p. 1 Ae- zZ~-37"7 ACUTE TOXICITY TO THE OLIGOCHAETE WORM (Lumbriculus variegatus) TEST SUBSTANC E 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 : The test substance is a white powder .

3M Company EPI-0037 Page 1 of 25 FINAL REPORT Epidemiology, 220-6W-08 Medical Department 3M Company St.

mie, M ath Physics 3M Medical Depariment pgsaeese ec, Building 20.25 S6t12Pa7l5, M11N1055133-3220 R2)6-000Y4 Radiolabel Oral Absorption and Intravenous Pharmacokinetic Studies Aadbmsionripsttieorne:d tAottwleoasgtr9ou5p%s o(2fa4 hsoiungrleanodra4l8dohsoeuravsaecrraigfiinceg)4o.2f3mgm/alkeg C[hCarJlPeFsORiSver CD rats (248-315 g, mean = 285 g) was absorbed within 24 hours (Johnson and Ober, 1979).

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