Author John W.

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AR226-3137 CONFIDENTIAL SPONSOR Elf Atochem S.A.

Aft _ 0 6 3 4 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-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

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TO XIC ITY 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-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R 2 2 fe -C 7 Z )0 Battelle Field Sampling Procedures Review Columbus Georgia City Survey regarding Empirical Human Exposure Assessment Multi-City Study To Susan Beach - Project Lead 3M, ET & SS PO Box 33331 Building 2-3fc-09 St.

M76-OOSX Be-) ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic add, 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.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE 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.

MULTI-CITY STUDY FINAL FIELD REPORT FOR COLUMBUS GEORGIA AND PORT ST.

BACK TO MAIN TOXICITY TO AQUATIC PLANTS (SELENASTRUM CAPRICORNUTUM) TEST SUBSTANCE___________________________________________ Identity: Perfluorooctanoic acid, tetrabutylammonium salt; may also be referred to as PFOA tetrabutylammonium salt, tetrabutylammonium perfluorooctanoate, N2803-2, or as a major component of L-13492.

3M Medicine, Health Physics Industrial Hygiene, Toxicology 3M Medical Department 3M Center, Building 220-2E-02 PO Box 33220 ~ St.

ACUTE TOXICITY TO FISH AR2T6-oS3q TEST SUBSTANCE Identity: Perfluorooctylsulfonate, didecyldimethylammonium salt; may also be referred to as Fluoroalkyl ammonium derivative. [1Decaminium, N-decyl-N,N-dimethyl-, salt with 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-loctanesulfonic acid (1:1), CAS #251099-16-8] Remarks: The 3M production lot number was Lot 1.

AR226-2269 STT-91-1 APPENDIX I SPRUANCE C8 ASSESSMENT II

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