BACK TO MAIN BIODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or C8Fi7SO3"K+. (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) Remarks: PFOS is a white powder.

A(VM-oo&3 /t- DESIGN AND STRUCTURE OF MULTI-CITY STUDY submitted to 3M Environmental Laboratory 935 Bush Avenue St.

ARZ&-02IH 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Protocol for Study No.

AR&-O50Z THE EFFECTS OF CONTINUOUS AQUEOUS EXPOSURE TO 78.03 ON HATCHABILITY OF EGGS AND GROWTH AND SURVIVAL OF FRY OF FATHEAD MINNOW (Pimephales promelas) . f=c- /yj RESEARCH REPORT SUBMITTED TO 3M COMPANY ST.

CAS Number 25268-77-3 3M Company A fe - T * Voluntary Use and Exposure Information Profile N-Methyl perfluorooctanesulfonamido ethyl acrylate , I.

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AH 8.2.6 - 072j> ACUTE TOXICITY TO AQUATIC INVERTEBRATES (EASTERN OYSTER) TEST 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).

A f t 2 6 - 01&2> TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: Mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CF-X or FC-203CF. (1-Octanesulfonic acid) (CAS # 2795-39-3).

M Sl9l6 _ 0 9 2 .6 SUMMARY FOR FOAMING STUDIES DONE ON VARIOUS AFFF PRODUCTS TEST SUBSTANCE_______________________________________________ Identity: Mixtures containing perfluorooctanesulfonate, which may also be referred to as PFOS or FC-95 or as a component of AFFF products. (1-Octanesulfonic add, 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 field: compositions.

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3M Medical Department Study: T6316.5 '*T f ORIGINAL Analytical Report: FACT TOX-013 LRN-U2095 sat-oW Study Title Analytical Study 2(N-Ethylperfluorooctane sulfonamido)-ethanol in Two Generation Rat Reproduction Analytical Laboratory Report Title Determination of the Presence and Concentration of PFOS, M556, PFOSAA, and PFOSA in the Liver and PFOS, M556, PFOSAA, PFOSA, and EtFOSE-OH in the Sera of CrLCD^BR VAF/Plus* Rats Exposed to EtFOSE-OH Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date At signing Performing Laboratories Sera Analyses Liver Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St Paul, MN 55106 Battelle Memorial Institute 505 King Avenue Columbus, OH 43201-2693 S Project Identification 3M Medical Department Study: T-6316.5 Argus In-Life Study: 418-009 Analytical Report: FACT TOX-013 3M Laboratory Request No.

bb^So \ An zn4 _ \0i4a DuPont Product Stewardship Update United States Environmental Protection Agency 17 December 2001 R.

fiflzz_ IOTI TSCA NCIC Notification Form for CBI Documents Docket Number: 3aft Document Control Number: L 7?

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A & c k & G ~~ I b ( > 1 UDR-TR-03-00044 Final Report - LaboratoryScale Thermal Degradation of Perfluoro-Octanyl Sulfonate and Related Substances June 2003 002039 Final Report Laboratory-Scale Thermal Degradation of Perfluoro-Octanyl Sulfonate and Related Precursors This report covers the efforts performed by the University of Dayton Research Institute (UDRI), Environmental Science and Engineering Group, Dayton, OH 454690132, during the period from March 2001 to December 2002.