CAS Number 335-77-3 (acid) & 67906-42-7 (ammonium salt) 3M Company 4 . a 6 j T 7 f Voluntary Use and Exposure Information Profile Perfluorodecane sulfonate I.

"/\fL S l.olG -- D & 3> ACUTE TO XICITY TO AQUATIC INVERTEBRATES (ACARTIA TONSA) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

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.

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AR226-2542 EID911356 WASHINGTON W ORKS & EPA an1!

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BACK TO MAIN MULTI-CITY STUDY FIELD REPORT FOR MOBILE ALABAMA AND PENSACOLA FLORIDA - BATTELLE DUXBURY ACTIVITIES for Project Number N100672-01 Submitted to September 29,1999 Prepared by Christopher Gagnon Battelle 397 Washington Street Duxbury, MA 02332 (781) 934-0571 BAk T MAIN Table of Contents Page: i TABLE OF CONTENTS Page 1.

ARZ%-ortH TOXICITY TO AQUATIC PLANTS (E.G., ALGAE) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (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 test substance is a white powder.

C O R N IN G Hazleton MUTAGENICITY TEST ON T - 6294 IN AN IN VIVO MOUSE MICRONUCLEUS ASSAY.^. &* FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

HAZLETON WASHINGTON 9 2 0 0 LE E S B U R G PIKE V I E N N A .

/|R Z26-037 MELTING POINT TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethylI.I^^.S.S^AS.S.e.ejJ.S.S.S-heptadecafluoro-N-^-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

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M & a .G - O l Z BIODEGRADATION (BOD/COD) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603F. (1Octanesulfonic acid) (CAS # 2795-39-3).