Study Sponsor: Issue D ate: Docum ent R eferen ce No.: E L F A TO C H E M S .A . 10-NO V-95 9 5/S A E 6/1205/H T AR226-3032 \ Acute Toxicity to D aphnia Author(s): H.

AR226-3108 HLiufenSticniegndcoens CONFIDENTIAL DPT 438/984469 ASSESSMENT OF READY BIODEGRADABILITY MODIFIED STURM TEST Sponsor Dupont Speciality Chemicals, Jackson Laboratory, Chambers Works, Deepwater, NJ 08023, USA.

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3 GLP10-01-02 Interim Report 15: Analysis for PFOS, PFHS and PFBS in Decatur, AL Avenue A Soils and Sediments Collected January 2011 Study Title 3M Environmental Laboratory Analytical Protocol GLP-10-01-02: Analysis of Perfluorooctane Sulfonate (PFOS), Perfluorohexane Sulfonate (PFHS) and Perfluorobutane Sulfonate (PFBS) in Groundwater, Soil and Sediment for the 3M Decatur Phase 3 Site-Related Monitoring Program Data Requirement EPA TSCA Good Laboratory Practice Standards 40 CFR Part 792 Study Director Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 Principal Analytical Investigator Cleston C.

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BACK TO MAIN 3M Medical Department Study: T-6295.10 Analytical Report: FACT TOX-099 LRN-U2400 Study Title Oral (Stomach Tube) Developmental Toxicity Study of PFOS in Rabbits Analytical Laboratory Report Title Determination of the Concentration of Potassium Perfluorooctanesulfonate (PFOS) Fluorochemical in Rabbit Liver and Serum Specimens Data Requirement Not Applicable Author 3M Environmental Laboratory Analytical Phase Completion Date at signing Performing Laboratories Liver and Serum Extractions Liver and Serum Analyses Pace Analytical Services, Inc.

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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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AR226-1380 H PERSONAL S CONFIDENTIAL TO: CARL DE MARTINO aA/f,FROM: BRUCE W.

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/ / * t / O JL -4Z2T/572 ; C-8 Level - Current Washington Works Female Employees Number of Samples 56 Range .0.013-. 5.1 Average 0.92 ppm C-8 Number Above 0 . .05 ppm C-8 53 .10 46It II II IV 0. .20 35VI II IV II 0. .30 2911 IV Il II 0.

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A & U lr11*11 CANCER PREVALENCE IN SUBJECTS EXPOSED TO PERFLUOROOCTANONIC ACID (PFOA) # James Dahlgren M D 1, Ayman B Ibrahim M D `" " \ Raphael W arshaw', Harpreet Takhar MPH 1.