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PFHS 3M FLUOROCHEMICAL SUBMISSIONS February, 2002 - May 11, 2004 TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE Click on Study Title to View Report Perfluorohexane sulfonate Pharmacokinetic Study 1.

ildlife International, Ltd.

BIODEGRADATION (Modified MITI Test) TEST SUBSTANCE Identity: [2-(N-Ethylperfluorooctanesulfonamido) ethyl acrylate; may also be referred to as B1228, D-1, EtFOSEA, or FX-13. (2-Propenoic acid, 2[ethyl[heptadecafluorooctyl)sulfonyl]amino]ethyl ester, CAS # 423-825) Remarks: Material is an amber solid.

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'C__ Z Z -Z Z J Pathology Associates International A Company of Science Applications International Corporation /E|Rll.t~OSia> z^^^ An Employee-Owned Company PATHOLOGY REPORT (ANCILLARY STUDY) ELELCUTNRGOANNMD ILCIRGOHSTCMOIPCICROESVCAOLPUIACTEIOVNALOUFALTIIVOENROAFND LIVER IN CRL:CDBR VAF/PLUS RATS) ORAL (GAVAGE) PHARMACOKINETIC STUDY OF PFOS IN RATS PACILSITEUNDTYSNTUUDMYBENRUM99B-1E1R(E41M8-9091.339) Prepared by: James B.

CAS Number 335-67-1,3825-26-1,335-95-5 3M Company 6/8/2000 Voluntary Use and Exposure Information Profile Perfluorooctanoic Acid and Salts I.

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AR226-2027 r ZIPFEL 08/08/97 02:34 PM To: MIGU0JM ATA1 ATCSOC , CHAPMAGA , RITCHERL, PLAYTIS , BRANDERA AT A1 AT EU0IS2 cc: Subject: Questions from 8/7 pace meeting gentlemen, here are some answers to questions asked of me at yesterdays pace team meeting to manage existing processes with C-8.

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AR226-2408 INTEROFFICE MEMORANDUM Date; From: Dep t : Tel N o : 6-Apr-1390 01:06pm Peter .D.Spohn SPOHNPD PPD--SPD 863-4732 TOs William E.

3M Environmental Technology and Services PO Box 33331 Sl Paul.

AR226-2452 ORGANICS A H A LSIS DATA SHEET jjbratory Haine: CH2M HILT.