TN Ags 3M gene | Foo 3CMopMeedicTa DepgartmenY t P S AR 226- 0950 = iNAY 2 0F00- 373 ~ = aFnludoFriolcmhePmliacnatlEEmxpploosyuerees(Serum) Assessment of Decatur Chemical E Historically, employees a the 3M Decatur chemical plant have voluntarily participated in & biennial fluorochemical medical surveillance program: Total organic fluorine was measured until 1994 when perfluorooctanesulfonate (PFOS) and perfluorooctanoate (PFOA) were assayed.

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OUTLINE OF C-8 BLOOD SAMPLING PROGR 40 22 (-/56T employees'Theblosoadmphlaisngspervoergarlamputropodseetse.rmiTnehesleevealrse in order of priority.

| Northwest Bioanalyical RSetpuodrytNNoo..NNWWBBRSS999--111136 Quantitative Determination of PFOS, PFOSA, PFOSAA, PFHS, POAA, M556 and M570 in Human .

BACK TO MAIN Focus Environmental, Inc.

BACK TO MAIN I Analysis of PFOS in Test Organisms from the 96-Hour Static Acute Toxicity Test with the Freshwater Mussel Laboratory Report No.

3 BACK TO MAIN Pace Analytical Services, Inc. 1700 Elm Street , Suite 200 Minneapolis, MN 55414 Phone: 612.607.1700 Fax: 612.607.6444 3M Multi-city Food Study Project Date: December 4 - 8, 2000 Prepared by: Pace Analytical Services, Inc.

i P h o n e : (814) 231-8032 BACK TO MAIN Fax: (814) 231-1253 or (814) 231-1580 Analytical Repart Fluorochemical Characterization of Surface Water Samples Cleveland, Tennessee (W'I 973) Centre Analytical Laboratory Report No!.

PFOS: AN ACUTE TOXICITY STUDY WITH THE EARTHWORM IN AN ARTIFICIAL SOIL SUBSTRATE FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

Idhfe International, Ltd.

STUDY TITLE Extraction of Potassium Perfluorooctanesulfonatefrom Egg Membrane, Albumen, and Yolk for Analysis Using HPLC-ElectrosprayMass Spectrometry DATA REOUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDY COMPLETED ON September 06,2001 /- PERFORMING LABORATORY / TESTING FACILITY Centre Analytical Laboratories, Inc.

AR226-2025 ATTACHHEH2T. m REVIEW SUMMARIES EID089666 1) 08PF GRANULARPOLYKETTLE (Bud Yoho) OBSERVATIONS - Most of time spent in control room.

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AR226-2272 xcr""" ^f :-- 9' Dabbie J Mulrooney 04/10/2002 10:22 AM To: cc: Subject: Catherine A Barton/AE/DuPont@DuPont Wash Works C8 Max Concentration Cathie, You asked me the other day for the maximum concentration value for the Washington Works C8 modeling.

> AR226-2387 Polymer Products Department Research and Development Division Experimental Station cc: S.