Pathology and Toxlcotogy RHcar Laboratories, Inc.

A R ^ - o s ii MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC116, FC-126, FC-169, orFC-143.

AR226-2534 UNITED STATES NVIK0M-1ENTM.

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Internal Correspondence A/W&OWI To: F'om: Subject: Date: COMMERCIAL CHEMICALS ANALYTICAL REPORT #346 E.

HAZLETON LABORATORIES AMERICA.

M <6 - 0 7 5 8 EFFECT OF DEGRADATION ON FOAMING TEST SUBSTANCE________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203A or FC203 NFP. (1-Octanesulfonic acid) (CAS # 2795-39-3).

M AA6 _ O7/-S' ACUTE TO XIC ITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to 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-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Rem arks: The 3M production lot number was 501.

A R M 6 - 07S X ACTIVATED SLUDGE RESPIRATION INHIBITION TEST 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).

M 356 ~Z0 7 BIODEGRADATION (OECD 301E) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R HHG - O &KQ ACUTE TO XICITY TO FISH TEST SUBSTANCE ______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonic acid) (CAS # 2795-39-3) Remarks: The 3M production lot number was 1-2303.

M &SL& - 0 7 lf-lh TO XIC ITY TO AQUATIC PLANTS TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-203C and L-5440. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Rem arks: The 3M production lot number was not noted.

M D fil Acute Ocular Irritation Test with T-3421 in Albino Rabbits 'i-- \ Experiment No.: 0883EB028 6 Conducted At: Safety Evaluation Laboratory Riker Laboratories, Inc.

A R RS.& _ 0 9 l6 ACUTE TO XICITY 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 FX-3104. (1Octanesulfonic acid) (CAS # 2795-39-3).

( \ m r O M lj BIODEGRADATION (BOD) TEST SUBSTANCE Identity: Perfluorooctanoic acid; may also be referred to as PFOA, FC- 26, or FX-1001.