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).

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST ellm'zTAK'rl= ldenfity:Mixturecontainingperfluorooctanesulfonawtheich may alsobe referredto as PFOS, FC-95, oras a component ofFC-3003. (1Octanesulfonicacid)(CAS # 2795-39-3).

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4) OECD 405-OPPTS 870.2400, Acute eye irritation (rabbit), 132005 Acute Ocular IrritationStudy in New Zealand White Rabbits Study Number: 132-005 ACUTE OCULAR IRRITATION STUDY OF T-7485 APPLIED TO NEW ZEALAND WHITE RABBITS STUDY NUMBER: 132-005 SPONSOR 3M Corporate Toxicology 3M Center, Building 220-2E-02 P.O.

12) OECD 416-OPPTS 870.3800, Reproduction and fertility effects (Two generation reproduction toxicity), 4 18-021 part 2 of 2 ARGUS 4 18-021 RESEARCH PATHOLOGY SERVICES.

35) Discussion of the hydrolysis of PFBS SANITIZED ..+ DEC 0 9 2003 Discussion of the Rate of Hydrolysis Perfluorobutane Sulfonate 1 'j3M Environmental Laboratory, St Paul, MN, 7/22/02 Based on hydrolysis studies of perfluorooctanesulfonate (PFOS) and the mechanism of hydrolytic decomposition of sulfonates, it is a reasonable proposition that/-k'FBqis as resistant to hydrolysis as PFOS.

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AR226-1431 DR.U.NOACK-LABORATORIUM FR ANGEWANDTE BIOLOGIE 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro- Effects on the Development of Caenorhabditis elegans in a Water-Sediment System acc. to TRAUNSPURGER et al. (1997) Sponsor Telomer Research Project ASAHI GLASS CLARIANT DAIKIN INDUSTRIES LTD DUPONT RECEIVED OPPT NCIC 2003 July 18 1:09PM Author Gunda Winkelmann Test Facility DR.U.NOACK-LABORATORIUM FR ANGEWANDTE BIOLOGIE Kthe-Paulus-Strae 1 D-31157 Sarstedt Laboratory Project ID Project-No. 020719CK Study-No.