BACK TO MAIN TOXICITY TO FISH (Saltwater Rainbow Trout) 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 of uncharacterized purity.

mi-oioD CHRONIC TOXICITY TO THE SALTWATER MYSID TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic add, 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.

ARllirOIIS -"~ ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G.

f).R 7 2 6 -0 13<j International Research and Development Corporation SPONSOR: COMPOUND: SUBJECT: 3M Company Fluorad Fluorochemical Surfactant FC-95 Ninety Day Subacute Rat Toxicity Study.

M2&-0236 Attachments to Letter to C.

NOTOX Safety & Environmental Research BV.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanoic acid; may also be referred to as PFOA, FC26, or FX-1001.

ARJ%-O5oo ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC116, FC-126, FC-169, or FC-143.

M&S.6 _ 066S PFOA Acute Toxicity - / 000814 gg) HAZLETON l a b o r a t o r e s a v e r c a ,SC 3301 KINSM AN BLVD., P.O.

AR x a 6 - O g J-6 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) JE ST.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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AR226-0984 has actually been processed as 8EHQ-0501-0373 but is included here in FYI-0101-1378 as well as it was received as an attachment to this FYI.

3M General Offices 3M Center St.

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.