HAZLETON LABORATORIES AM ERICA.

Experiment No.: Conducted At: Dates Conducted: Conducted By: Reviewed By: Primary Skin Irritation Test with T-3493 in Albino Rabbits EEB 1 3 1934 3 iv 0884EB0009 Safety Evaluation Laboratory Riker Laboratories, Inc.

Corning Hazleton Inc.

ARX&0357 CHRONIC TOXICITY TO FISH TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethyl1 I 1I2 , 2 I3 ,3 )4 ,4 ,5 ,5 ,6 I6,7,7,8>8I8-heptadecafluoro-N-(2-hydroxyethyl)-, C A S# 1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

ARi%-o%7 WATER SOLUBILITY TEST SUBSTANCE f n /* " L&Mw Identity: N-methylperfluorooctane sulfonamidoethanol; may also be referred to as N-MeFOSE Alcohol, FC-790, or FM-3925. (1Octanesulfonamide, N-methyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-N-(2-hydroxyethyl)-, CAS # 24448-09-7) Remarks: Material is an off-white, waxy solid.

/waa-oMsq C O R N IN G Hazleton MUTAGENICITY TEST ON T-6342 MEASURING CHROMOSOMAL ABERRATIONS IN CHINESE HAMSTER OVARY (CHO) CELLS: WITH A CONFIRMATORY ASSAY WITH MULTIPLE HARVESTS FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

Corning Hazleton Inc.

A R B fc -0 5 6 ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC116, FC-126, FC-169, orFC-143.

ACUTE TOXICITY TO FISH AR2T6-oS3q TEST SUBSTANCE Identity: Perfluorooctylsulfonate, didecyldimethylammonium salt; may also be referred to as Fluoroalkyl ammonium derivative. [1Decaminium, N-decyl-N,N-dimethyl-, salt with 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-loctanesulfonic acid (1:1), CAS #251099-16-8] Remarks: The 3M production lot number was Lot 1.

0100-/37% 37i l l UNITED STATES ENVIRONMENTAL PROTECTION AGENCY S WASHINGTON, D.C. 20460 AftSiSU -OG09 July 18, 2000 fa OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES NOTE TO FYI FILE by Terry O'Bryan/RAD/OPPT Reference: FYI-0600-01378 Submission Date: June 14, 2000 The above referenced FYI submission is 3M's response to EPA regarding three reports that appeared to be missing from their 5/4/00 submission (also FYI-01378).

/(R -- 0 6 5 If* 0B8a/r1b7a/r2a0L0e0c0z6y:n4s5kiPM cTScou::bject: Karen Lannon/DC/USEPA/US@EPA request for information on perfluorochemicals ------------------------Forwarded by Barbara Leczynski/DC/USEPA/US on 08/17/2000 06:34 PM ^ 0C4h/a1r9le/2s0A0u0e0r8:42 AM Tcco:: OgLesercacalzdry.Hnl.ksekernin/DanneCdd/eUyz@S/DEuCPsaA/U.

M S M 6 _ O E S Zs MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-206CF or FC-206CF-X. (1-Octanesulfonic acid) (CAS # 2795-39-3).

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AR226-1402 W a a 6 l/f-OJl i CENTRAL RESEARCH AND DEVELOPMENT DEPARTMENT .