p. 1 GV NTRAAL INSTITUUT VOOR VOEDiNGSONDERZOE K CENTRAL INS7IME FOR NUTRCflON AND FOOD AESFJIRCN ~csewe= Zest 48 / C~C~~j CC /~ _ . .. . .~ - L 1 ~~ (} 1 . v_~3 ,~ ~

BIOSEARCH.

AR 226 _ 0784 ACUTE TOXICITY TO INVERTEBRATES (GRASS SHRIMP) IEST~ S~ U ~ BSTAN 0000C 0000E 0000 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206 or L- 3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 _ 0796 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206A. (1- Octanesulfonic acid) (CAS # 2795-39-3).

BIOACCUMULATION TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N1.-1E,t2,F2O.S3.E3,A4l,c4o,h5o,l5,o6r,6F,M1-.374,82,28.,8-(h1e-pOtcatdaenceafsluulofroon-aNm-i(d2-eh,ydNr-oextyheytlh-yl)-, CAS # 1691-09-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

InternatioRneaslearcahndDevelopmenCtorporation SPONSOR: COMPOUND: SUBJECT: 3M Company Fluarad4oFluorochemical Surfactant FC-95 Ninety Day Subacute Rat Toxicity Study.

BIODEGRADATION TEST SUBSTANCE Identity:N-ethylperfluorooctanseulfonamidoethanolm;ay alsobe referredtoas N-ETFOSE Alcoholor FM-3422. (1-Octanesulfonamide,N-ethyl- 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 1691-99-2) Remarks: Materialisan off-whitew,axy solidofuncharacterizepdurityThe followingsummary includesa historyofstudies.

ACUTE TOXICITY TO AQUATIC INVERTABRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity:A mixturecontainingperfluorooetanesulfonatweh,ich may also be referredto as PFOS, FC-95, or as a component ofFC-600. (1-Octanesulfonicacid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-p,otassiumsalt,CAS # 2795-39-3) Remarks: The 3M productionlotnumber was notnoted.

ACUTE TOXICITY TO AQUATIC INVERTABRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, oras a component ofFC-600. (1-Octanesulfoniaccid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-p,otassium salt,CAS # 2795-39-3) Remarks: The 3M productionlotnumber was not noted.

AR R26 - 07/0 BIODEGRADATION (BOD/COD) EST 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).

AR226-1971 PERSOMM.

WARF INSITI'U"IEI,NC.

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofFC-206 or L3243. (1-Octanesulfoniacid)(CAS # 2795-39-3).

AR 226 0877 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: A mixture containing perfiuorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-783. (1Octanesulfonic acid) (CAS # 2795-39-3).

Synthesis and Characterization of FC-95- 14 c November 2, 1979 Conducted at: During: Synthesis Conducted by: Specific Activity and Radiochemical Purity Determination by: Commercial Chemicals Division and Riker Laboratories, Inc. 3M St.