ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofFC-206 or L3243. (1-Octanesulfoniacid)(CAS # 2795-39-3).

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LifeCycleWasteStreamEstimates August2000 AttacheidsanexecutisvuemmaryofareporptreparebdyBattelMleemoriaIlnstitute entitle"dSulfonatedPerfluorochemicalsU:.S.ReleaseEstimate- 1997 Part1: LifeCycle Waste Stream Estimates"d,atedApril21,2000.

AR226-3328 Supply Chain Team Surface Protection Solutions 4-June-2004 Company Saniti DuPont Confidential Telomers Supply Chain Summ Carpet Textile Nonwovens Leather AFFF (fire fighting) Coatings additives MPQfi^Surface Protection Solutions Company Sanitiz DuPont Confidential Objectives e Develop a baseline of understanding of impurity profile of our Telomer Products Intermediates 'flUrONRSurface Protection Solutions IDompmir ftmmze DuPont Confidential | | Agenda | UPR] surface Protection Solutions: CompanSniized.oss ect SSCACB DuPont Confidential 4 June 2004 Acknowledgments Comixny Snllfc<l.

AR226-3588 ANALYTICAL REPORT E .

p. 1 36/ C 70840 Federal Register/Vol. 70, No . 225/Wednesday, November 23, 2005/Notice s List of Subjects these proposals should be submitted to Environmental protection, Pesticides the UNECE Secretariat for the POPs and pest.

P. 1 ~R~~6_ ~6Jt0 UNITE D NATIONS Economic and Social Council ECONOMIC COMMISSION FOR EUROP E EXECUTIVE BODY FOR THE CONVENTION ON LONG-RANGE TRANSBOUNDARY AIR POLLUTION Working Group on S trategies and Review (Thirty-seventh session, Geneva, 26-30 September 2005) Item 3 of the provisional agenda Distr.

tsi enters ------------Grpaee{emesis 226-36AR4R8AE _ 364-2 INT] AT #1 le Water Sam) STUDY TITLE AnalysisofPerfluorooctanoic Acid (PFOA), Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctancsulfonate (PFOS) in Water, Soil, Sediment, Fish, and Clams Using LC/MS/MS for the 3M Cottage Grove Monitoring Program DRAETAQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE `Weston Solutions, Inc. 1400 Weston Way `West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE - May 19, 2005 PERFORMING LABORATORY `Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STU3DMYCosmppoannsyor 3M Building 0236-01-B-10 PShto.nPea:ul6,31M-N7353-56134744 PROJECT Protocol Number: P0001400 Exygen Study Number: P0001400 "Total Pages: 110 FABRA 000024 inRptArorSa ages ayn Sy No:PRIA `GOOD LABORATORY PRACTICE COMPLIANCE STATEMENT Exygen Study Number P0001400, entitled "Analysis of Perfluorooctanoic Acid (PFOA), Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate LC/MS/MS for the 3M (PFOS) Cottage in Water Grove , M Soil, onito r Sediment, Fish, ing Program," and Clams Us conducted for ing 3M Company, is being performed in compliance with EPA TSCA Good Laboratory Practice `Standards 40 CFR 792by Exygen Research.

Attachment A Comments On The Water Samples Sent To Exygen and Axys Analytical Services Ltd.

3M 3M Corporate Toxicology and 3M Center .

ACUTE TOXICITY TO CHIRONOMUS TENTANS USING SPIKED SEDIMENT TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1Octanesulfonic 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: The test substance is a white powder.

"McCrea, Deborah" <mccrea cQr taftlaw.com> 11 /02/2009 11 :42 AM To NCIC OPPT@EPA cc "Bilott, Robert A ."

M4* 32-pi-0 YO "McCrea, Deborah" <mccrea@taftlaw .com> 10/05/2009 01 :56 PM To NCIC OPPT@EPA cc "Bilott, Robert A."

3PMagCeomopfa1ny0 FINAL REPORT Epidemiology, 220-6W-08 Medical Department 3M Company St.

3M ENVIRONMENTAL LABORATORY ARLLG-c06Y BactCopy ofO Tw = 28 ooo = METHOD EH-2 A SPECTROMETRY (HPLC/MS/MS) DETERMINATION OF PERFLUOROOCTANE SULFONATE (PFOS), PERFLUOROOCTANE SULFONYLAMIDE (PFOSA), AND PERFLUOROOCTANOATE (POAA) IN WATER BY LIQUIDSOLID EXTRACTION AND HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY/TANDEM MASS Method Number: ETS-8-154.0 Adoption Date: 04/2/2000 Author: Kristen J.