BACK BIODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or C8F i7SO3"K+. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: PFOS was a white powder.

C O V /H H > THE DEVELOPMENT SERVICES COMPANY Sponsor: APME Ad-Hoc APFO Toxicology Working Group FINAL REPORT Study Title: 4-Week Capsule Toxicity Study with Ammonium Perfluorooctanoate (APFO) in Cynomolgus Monkeys Author: Peter J.

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3>1 General Offices 36S1tM.2PC7ae3un3l.te1Mr1N1055144-1000 y iR 7 2 6 - [0 B & 3 M Septerrtber,5_, 2001 08 4ADOUW0to.f1tSafcnis.uc:MhEeminTnoeSgvSnfttiCrotrTeonAPeon,txr,mDSoicSceeCWecnSstt2usiaoi0blnn4sPgt68ar0C(noeetc)enecCstteioroon(r7dA4in0ga7et)nocry Dear Section 8(e) Docket Coordinator: Re: TSCA 8(e) Supplemental Notice on Sulfonate-based Fluorochemicals related tWo iptrhetvhioisulsetTteSrC, 3AMSeisctpioronv8id(ein) gnofitnifailcarteipoonrst.s aMnadnoythoefrthsuepepnlcelmoseendtailteinmfosramreatainonalytical rrweehpfeeorrrretisnthpgertoo8v(aiedd)imnngiontbiisfltioceoardetidosendroucsomenssahinsadtseldaivloreefraplderyevlebimleseionnafsrtueybsdtmamittaat,etedwretiaoalstrhefeosru8w(bemh) iidcttohicntkgheeat.ifniIn-nlaiofletshtrueerdpoycrartseepsort.

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A & 6 - lA'Jg OTHER HALOGENATED POPs OF CONCERN THE FIRST ENVIRONMETAL SURVEY OF PERFLUOROOCTANE SULFONATE (PFOS) AND RELATED COMPOUNDS IN JAPAN Sachi Taniyasu1, Kurunthachalam Kannan2, Yuich Horii1and Nobuvoshi Yamashita1 'National Institute of Advanced Industrial Science and Technology (AIST), 16-1, Onogawa, Tsukuba, Ibaraki 305-8569 JAPAN "National Food Safety and Toxicology Center, Michigan State University, East Lansing, Michigan, USA 2003APR 21) PM 2=23 Introduction Perfluorooctane sulfonate (PFOS) and related perfluorinated compounds (e.g.

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AR226-1030A041 BACK TO MAIN 3M Environmental Laboratory Report No.

BACK TO MAIN ACUTE ORAL TOXICITY TO TERRESTRIAL INVERTEBRATES (HONEY BEE) 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 field: The 3M production lot number was 217.

BACK TO MAIN TOXICITY TO AQUATIC PLANTS (Marine Diatom, Skeletonema costatum) 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: Sample from 3M production lot number 217.