PERFLUOROOCTANESULFONATEP, OTASSIUM SALT (PFOS): A FLOW-THROUGHBIOCONCENTRATIONTEST WITH THE BLUEGILL (Lepomis mac_cMms) FINAL REPORT WILDLIFE INTERNATIONAL,LTD.

TITLE: SAMPLE TRACKING OF WILDLIFE SAMPLES ANALYZED FOR CONCENTRATIONS OF PERFLUORINATED COMPOUNDS BY: John L.

Extraction of Potassium Perfluorooctanesulfonate from Red Blood Cells and Serum for Analysis Using HPLC-Electrospray/Mass Spectrometry DATA REQUIREMENTS Analytical Method Requirements Sean Gallagher ANALYTICAL REPORT DATE June 2, 2003 PERFORMING LABORATORY / TESTING FACILITY 30E3x8ygReesneRaerscehaDrrcihve State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Environmental Technology and Safety Services Building 2-3E-09 PO Box 33331 St.

COMMENTS OF 3M COMPANY TO THE EPA SCIENCE ADVISORY BOARD PFOA REVIEW PANEL Contact: Geary Olsen, D.V.M., Ph.D.

AR226-2080 ROGER, 1 / HERE IS THE IN FORMATION ON THE C-8 SAMPLING DONE III FOBS POWDER SINCE JANUARY 199A.

AR226-2155 Catherine A Barton j | a ^ ' g ^ ^ ^ ' s ^ ' s ^ s ^ ^ a ^ i a ^ s ' ' 06/27/2001 0334 PM To: cc: Subject: Debbie J Mulrooney/AE/DuPont@DuPont, Robert F Pinchot/DEV/AE/DuPont@DuPont Catherine A Barton/AE/DuPontDuPont Recap of our meeting Just so we're on the same page (and so I can remember what we said we'd do a week from now), I've summarized some notes from our meeting today.

AR226-2201 ^ Debbie J Mulrooney 10/12/2001 04:00 PM To: cc: Subject: Robert F Pinchot/DEV/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont Met Data used in Modeling FYI, here is the met data for the day in question (November 12,1996).

AR226-2339 Fluoropolymers Monitoring Technical Group September 18,2003 Agenda Program Overview - EPA Suggested Priority Change Discussio Landfills Soil Sampling Biota Sampling -*\ Possible Sources of Exposure FPA Manufacture Non-Fluoropolymer Products P Impu POS Ma Fluoropolymer Manufacture S -0 0 0 0 01 (0 Ul High Heat Treated Applications Low Heat Treated Applications Point Source Emissions Population Exposure Material Flow Trans formatio to PFO APFO Manufacture Fluoropolymer Summary Processing Fluoropolymer Manufacture Dry Resin Processing Non Fluoropolymer Products Aqueous Resin Processing APFO Manufacture 99% Reduction in emissions as compared to prior manufacture Air dispersion modeling Water monitoring -- Prior Manufacturer - New technology baseline Program Plant Design LOI LOI/other LOI Tim In p Co Ong Ong >99% Emissions Reduction APFO Manufacture Air Dispersion Modeling Water Monitoring LOI ECA Fluoropolymer Summary Processing Fluoropolymer Manufacture Dry Resin Processing Non Fluoropolymer Products Aqueous Resin Processing Non-Fluoropolymer Products Program Tim Commitment to not sell APFO outside fluoropolymer industry LOI Ong >99% Emissions Reduction APFO Manufacture Air Dispersion Modeling Water Monitoring Fluoropolymer Summary Processing | Fluoropolymer _^ Manufacture Dry Resin Processing Aqueous Resin Processing LOI ECA Fluoropolymer Manufacture Global Material Balance 50% Emissions Reduction Commitment 2002 Status - 48% reduction from the baseline Monitoring/Modeling Commitments - Air dispersion modeling - Groundwater - Soil - Landfill Program pre-LOl pre-LOl LOI LOI/other Other Other Tim Com 2 12/3 Ong (Tod (Tod >99% Emissions Reduction APFO Manufacture Air Dispersion Modeling Water Monitoring LOI ECA Fluoropolymer Summary >50% Emissions Reduction Fluoropolymer Manufacture 1Mr Dispersiol[1 ^Modeling \ ^Vater Sampli]^ ^^lonitoring Processing -> Dry Resin Processing Aqueous -> Resin Processine A^^on ^ k Processing/Articles of Commerce Program nTni" m Articles of commerce testing - "New" Articles of Commerce LOI 12/ - "Aged" Articles of Commerce ECA 2Q Dispersion processors material LOI 12/ balance Incineration testing ECA 6/3 >99% Emissions Reduction APFO Manufacture Air Dispersion Modeling Water Monitoring LOI ECA Fluoropolymer Summary >50% Emissions Reduction Fluoropolymer Manufacture t\.ir Dispersior1 ^Modeling \ ^Vater Sampliing/ ^^[onitonng Processing -^ Dry Resin - Processing Aqueous -> Resin - Processing r ^ o n ^J Fluo^^lymer|]----------------------------------y Promts f Articles of Commerce Te Dispersion Processors M Aged Articles of Comme Incineration Testing EPA Proposal Delay "Articles of Commerce" testing and goal date an accelerate "Air dispersion modeling95 at Fluoropoly manufacturing sites in order to expedite the process determine if additional monitoring (and ECA) is nee these facilities.

APPENDIX 2 AR226-2379 AHALTOICAL TECHNIQUE USED TO DETERMINE C-8 CONCENTRATION IM AQUEOUS SOLUTION The basis for the analytical technique used to determine the C-8 concentration Itt an aqueous solution was Polymer Products Departnent method Code No.

AR226-2459 From: Rik A Brandenburg on 05/26/99 09:14 AM CED To: cc: Subject: Roger J ZipfeI/AE/DuPont@DuPont Seiichi Tanaka/PO/DuPont@DuPont Re: C-B in drinking water || Roger, We have no data for c-8 in drinking water and a lot of data on C-8 in ground water.

AR226-2571 To: cc: Subject; Andrew S Hartten/AE/DuPont@DuPont Protocol for sampling and testing .....-------------- Forwarded by Isidores J Zanikos/AE/DuPont on 10/02/2001 02:55 PM ------------------------ ,y George H Senkler_Jr 10/02/2001 01:32 PM To; cc: Subject: Isidores J Zanikos/AE/DuPontQDuPont, Mary A Kaiser/AE/OuPont@DuPont John R Bowman/AE/DuPontfgjDuPont Protocol tor sampling and testing Per our discussion of last week, I have taken the materials that Mary had provided and crafted a document that might provide the "road map" for the procedures we use to map, sample and test. very much approcuiate your comments as to the adequacy of these instructions.

AR226-2591 Division of Water Resources 1201 Greenbrier Street Charleston, WV 25311-1108 '304-558.2108 West Virginia Department of Environmental Protection BGovernor o b W i s9 Au e' gust 2 ~002 " .Michael 0.

AR226-2690 ^ AR226-2690 Executive Summary - Biodegradation Screening Studies of 8-2 Telomer B Alcohol The two studies described in the attached reports (EMSER 13-03/4842 and EMSER 15-03/4842) represent the screening phase for the biodegradability assessment of 8-2 Telomer B Alcohol (CAS# 678-39-7).

AR226-2746 -^ Copies to: E.

AR226-2756 FOR DU FONT USE ONLY Coppiieesf c^o^n H^B--------------!