AR226-3635 3M ENVIRONMENTAL LABORATORY REPORT NO.

B e n s 0 SO6 _ 00573 rcor: > CS"' Z.~..,.

Project / Study Archive Request Shaded areas for Archivist use only R equestor Name Kent Lindstrom Phone 651 778-5352 Date 09/22/06 Request fo r; 3 Archival Retrieval Report IZIFC LIMS number: E05-0209 Title/Summary: Interim Report #24 - Analysis of Water, Sludge, and Sediment Samples Study Title: Analysis of Perfluorooctanoic Acid (PFOA) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program________________________________________ Executive Summary__________________________________________________________________ Group: 3M Decatur_________________________________________________________ Group Project Number: Exygen Protocol Number P0000760____________________________________ Project Lead/ Study Director: Gary Hohenstein (data management), Mike Santoro (Sponsor), John Flaherty (Principal Investigator), Jaisimha Kesari P.E., DEE (Study Director, Weston Solutions, Inc)_______________________________________________________________ Contract: Exygen Research Contract Project #: P0000760_________________________________________________ Analyte(s): PFOA Test System (Sample Matrix): Water, Sludge, Sediment Project Type 13 Analysis 1 1Degradation 1 1Duct Residue Analysis 1 1Ecotox I~1 Method Validation NA 1 1Phys/Chem Properties 1 1Research/Method Development Regulatory Status: _| Non-GLP | 3 GLP Cther: Initiation Date: 11/05/04 (Protocol Signed by Study Director), Analytical Start Date for Interim Report: 05/09/06 Completion Date: Analytical Termination Date for Interim Report #24: 07/07/06 Signed by Study Director: See Report, Signed by Sponsor: See Report Electronic Media: Data CD: EW P ) FTIR Data Instrument Data None (raw data files archived at Page 1of2 Project / Study Archive Request Archive Date Scan Date Off-Site Storage Date Key Words: Decatur Memorandum of Understanding, MOU, GLP, Protocol P0000760, PFOA, E05-0209, E05-0210, Interim Report #24______________ Comments: Note to Archivist.

ATSttCn:A SDeocctuiomne8n(et)P/FroYcIessing Center Attachment 1 P-1 P-1 July 28,2006 Page 4 of 5 M Z26 _373J- Acronym codefor Tables 1 and 2 In Tables 1 and 2, the following acronyms are used: acronym meaning CW FW WW DuPont Chambers Works facility in Deepwater, New Jersey DuPont Fayetteville Works facility in Fayetteville, North Carolina DuPont Washington Works facility in Parkersburg, West Virginia PPPFFFHPBeAxAA PFHpA PPPPFFFFOUDNnAAAA PFDoA PFBS PPPFFFOHOSxSSA PPeerrfflluuoorroobpuentatannooicicaacicdid Perfluorohexanoic acid Perfluoroheptanoic acid Perfluorooctanoic acid Perfluorononanoic acid Perfluorodecanoic acid Perfluorotmdecanoic acid PPPeeerrrfffllluuuooorrrooobhdueoxtdaaennceaenssuoulilfcfooanncaaitdtee Perfluorooctane sulfonate Perfluorooctane sulfonamide Attachment 1 Spaed Matrix Lab Blank 1 cw # P % cw p 3 cw n m 34 CW (DUPLICATE) c w v 5 cw i cw < P * CW 7 cw qp ( CW WG18817-102 Y2 WG18817-101 Y1 L8789-1 Y1 LB789-2 Y1 L87B9-3 Y1 WG18817-103Y1 L8789-4 Y1 L8789-5 Y1 LB789-5 Y1 LB789-6 Y1 L8789-7 Y1 L8789-8 Y1 % Recovery ng/mL ng/mL ng/mL ng/mL ng/mL ng/mL ng/mL ng/mL ng/mL ng/mL ng/mL WQ18817 W Q 18817 WQ18817 WQ18817 WG18817 WG18817 WG18817 WG18817 WG18817 WG18817 WG18817 WG18817 PFBA 81.2 ND ND ND ND ND ND <1.44 <1.44 <1.44 NO ND PFPeA 79.0 ND ND ND ND ND ND ND NO ND ND ND PFHxA 85.8 ND 1.82 ND <0.900 <0.900 ND ND ND <0.900 ND <0.900 PFHpA 83.5 ND ND ND ND ND <1.41 3.71 3.71 11.7 6.91 ND PFO A 110 ND 7.71 9.72 24.1 21.6 42.8 13.4 13.4 111 56.7 26.6 PFNA 11B ND 4.28 2.90 7.10 6.78 18.3 4.22 4.22 53.1 29.2 2.37 PFDA 115 ND <1.06 <1.08 1.64 1.51 8.47 1.82 1.82 13.5 7.47 <1.08 PFUnA 128 ND <1.02 <1.02 2.37 2.60 1.70 <1.02 <1.02 3.99 1.55 ND PFDoA 60.9 ND ND ND <0.600 <0 600 0.943 <0.600 <0.600 1.10 0.737 ND PFBS 94.8 ND ND ND ND ND ND ND ND ND ND ND PFHxS 104 ND <3.72 <3.72 39.1 33.5 <3.72 <3.72 <3.72 4.28 <3.72 3.81 PFOS 112 ND 51.1 35.3 68.2 58.0 25.7 35.0 36.0 39.0 53.8 36.8 PFO SA 73.5 ND ND ND ND ND ND ND ND NO ND ND Attachment 1 PFBA PFPeA PFHxA PFHpA PFOA PFNA PFDA PFUnA PFDoA PFBS PFHxS PFOS PFOSA tp // CW ^ k F w t f f lV L8789-9 Y1 LS789-10Y1 L8789-11 Y1 ngftnL ngAnL WG1B817 WG18817 ngAmL WG18817 ND ND NO ND ND ND ND ND ND NO 1.48 ND 12.9 13.0 28.3 <1.53 3.97 2.28 ND <1.08 <1.08 ND <1.02 <1.02 ND ND ND ND ND ND <3.72 <3.72 6.64 30.7 46.9 37.2 ND ND ND t-2.

AZ.2Z 6 - 5 7 lf .lt Presented at Society of Toxicology 4&hAnnual Meeting San Diego, CA.

\6YY p.1 m i 2 6 - 3733 July 28, 2006 u c ; QO 05 HUG - 1 " " D ' DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.O.

Taft/ Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1800 /Cincinnati, Ohio 45202-3957 /Tel: 513.381.2838 / Fax: 513.381.0205 / www.taftlaw.com Cincinnati /Columbus /Cleveland /Dayton /Covington /Phoenix Robert A.

Underwriters Laboratories Inc.

3M General Offices 3M Center St.

"McCrea, Deborah" <mccrea@tafllaw.com> 08/31/201010:56 AM P-1 Am To NCIC OPPT@EPA cc "Bilott, Robert A."

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M a m - \H7*f RECEIVED Docket Number: f t R 'Sl'ZC*___________ __ Document Control Number: 3 ^ 3 o o o g > o 3 ^ Document Date: 3 - ty- <9 ^ ____________ DDocument Type: ______ ir ________ c<n O -- `T3 47- --H _ y X o cl pi o cn PsJ The document referenced above is claimed as confidential business information (CBt) under Section 14 of the Toxic Substances Control A ct (TSCA).

PHOTODEGRADATION (SOIL) ARi x - o y a 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!

P^ TX-^ % A C U TE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, or FC-109-X.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G..DAPHNIA) TEST SUBSTANCE Identity: Perfluorooctanoic add; may also be referred to as PFOA, FC26, or FX-1001.