l&> 3M General Offices 3M Center St.

3M ENVIRONMENTAL LABORATORY REPORT NO.

GLP10-01-02.

KnvironnuTital Tit'hmilojjv and Svnicts I'O Hi |\ <; i l | Si.

bm lr< X > & PFOS: *' A 96-HOUR SHELL DEPOSITION TEST WITH THE EASTERN OYSTER (Crassostrea virginica) FINAL REPORT WILDLIFE INTERNATIONAL LTD.

CHRONIC TOXICITY TO FRESHWATER INVERTABRATES (Daphnia magna) 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.

AR12&-0IOX DIETARY ACUTE MALLARD DUCK STUDY : -W 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.

HAZLETON LABORATORIES AMERICA.

C O RN IN G Hazleton MUTAGENICITY TEST ON ; IN AN /A VIVO MOUSE MICRONUCLEUS ASSAY FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

/\RXl(rOl93 Submitted to : BIO SEA RC H , INC.

AR312G-03MH WATER SOLUBILITY TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide,N-ethyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

BACK TO MAIN NON-GLP STUDY: PFOS BACKGROUND SCREEN IN SELECTED WILDLIFE INTERNATIONAL, LTD.

'aceAnalytical F ie ld Services Division 3 Prepared by: Pace Analytical Services, Inc.

Po ri . 6 / 4 / 11 TECHNICAL REPORT SUMMARY BACK TO MAIN U.llB ' " ` 2- 5-81 TO: TECH N ICA L COMMUNICATIONS CEN TER - 201-2CN /Important - If report is printed on,both sides o f paper, send two copies to TCC.)

BACK TO MAIN BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.