M AA& - oz S 3 MICROBIOS MICROTOX TOXICITY TEST TE$T_SUB.STANCE_______________________________________ _ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

A k 2.36 - 0 3 o S ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Mixture containing Perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-3072. (1Octanesulfonic acid) (CAS # 2795-39-3).

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AR226-3087 DuPont H LQ -1998-00730 TRADE SECRET Study Title Acute Dermal Irritation/Corrosion Study with H-22482 in R abbits FINAL REPORT Haskell Laboratory Project ID : H LQ -1998-00730 Perform ing Laboratory Project ID : W IL-189161 Data Requirement Organization for Economic Cooperation and Development (OECD), Part 404 (1992) European Economic Community (EEC) 92/69 Annex V - M ethod B4 (1992) A uthor Tom G.

AR226-3393 HASKELL LABORATORY C4, C6 PERFLUORODIIODOALKANE EMERGENCY EXPOSURE LIMIT EEL: 50 ppb (1-60 minutes) Time Limit: 60 minutes Ceiling Concentration: 50 ppb Emergency Exposure Limits (EELs) are to be used for emergency planning purposes only.

07A f L Z Z G - S/ TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

A fL A Z G ACUTE TOXICITY TO FISH (GOLDEN ORFE) TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

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AA - 0Z20 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-206CF or FC-206CF-X. (1-Octanesulfonic acid) (CAS # 2795-39-3).

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AR *6 - TO XICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-3017. (1Octanesulfonic acid) (CAS # 2795-39-3).

- Olo^i ACUTE TO XICITY TO FISH (RAINBOW TROUT) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-3052. (1Octanesulfonic acid) (CAS # 2795-39-3).

Corning Hazleton Inc.