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Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1800/ Cincinnati, OH 45202 3957 / Tel: 513.381.2838 / Fax: 513.381.0205/ www.taftlaw.com Cincinnati / Cleveland / Columbus / Dayton / Indianapolis / Northern Kentucky / Phoenix / Beijing R5b1iolo3bt.t3e@r57tta.A9ft6.la3Bw8i.lcootmt March 20, 2009 mfi^si8z7Y *y TSCA Confidential Business Information Center (7407M) EU12P.S0A.0EEPnaevsnitrno-snRymloveoanmntiaa6l4AP2vr8eo,nteAucettt,ino:NnSWAegcetionncy8(e) & FYI Washington, DC 20460-0001 !

P-1 "McCrea, Deborah" <mccrea@taftlaw.com> 06/05/2009 12:20 PM To NCIC OPPT@EPA cc "Bilott, Robert A."

S A M Y lX fc * AOGoST ZotaS --------------------------- ------------------------- 310 Bonk Street Decatur, Alabama 35601 256.353.2910 tele 256.353.3944 fax www.TTUNCeoftt geotechnical Mammm t # WW WW Wmrnrn . analytical materials environmental -- .........--.......... -............ --------------- D e catu r.

CHAIN OF CUSTODY / ANALYSIS REQUEST FORM Tuscaloosa Testing Laboratory T: 256-353-2910 PAGE PROJECT INFORMATION Client: Weston Solutions, Inc. 1400 Weston Way, Bldg. 5-2 West Chester, PA 19380 T: 610-701-3761 F: 610-701-7401 Project Manager: Jai Kesari em<ail: i.kesari(5)westonsolutions.com Project Name: Reference No: Decatur, AL FSIA GP Investigation 02181-129-081-0001 1 \NALYSES REQUESTEI Sampler: T.

AR 2 6 _ 021 ACUTE TOXICITY TO FISH (BLUEGILL) TEST SUBSTANCE_______________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-600. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was not noted.

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AR - 02So ACU TE TOXICITY TO AQUATIC IN V ERTEBRA TES (DAPHNIA MAGNA) T E S T S U B S T A N C E ___________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to a s P F O S , FC-95, or as a component of FC -787 or FC 787X. (1-Octanesulfonic acid) (C A S # 2795-39-3).

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Internal Correspondence A/W&OWI To: F'om: Subject: Date: COMMERCIAL CHEMICALS ANALYTICAL REPORT #346 E.