BIOSEARCH.

ST internal Comespondence +7AR226-048H eakts Eval.

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AR726-0508 CHRONIC TOXICITY TO FRESHWATER INVERTABRATES (Daphnia magna) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC- 116, FC-126, FC-169, or FC-143, pentadecafluoro-, ammonium salt, (Octanoic acid, CAS # 3825-26-1) Remarks: The 3M production lot number is 264.

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3M Gen Offs .

AR 226 _ OS TH SUMMARY OF A STUDYSUCLOFNODNUACTTEE(DPFWOIST) HATPODTUAPSOSNITUM PERFLUOROALKYL Type: Biopersistence Screening Study Species/Strain: Sex/Number: ~~ RMaatles//SC/rgrlo:uCpD.SD(IGS)BR Exposure Period: Frequency of Sor 10 days; 94 daysofrecovery Treatment: Exposure AAdmmloibnitiuummfoprerSfloruo1ro0odcatyasnoate: 20 mg/kg Levels: Method: SPioxtagsrsoiuupms poefrfraltusorwoearlekyaldsmuilnfiosntaetreed(PaFmOmS)o:ni1u0mmg/kg 5pecrofnlsueocrouotcitvaendoaatyes,a1ndgrtohuepotrheecrei5vegdrotuhpestersetcseuibvsetdatnhceetfeosrt bsulbosotdawnaces fcoorll1e0ctdeadysf. roAmpeparcohxirmaattferloym 2thheougrrsouapftdeerstihgenafitrestd dfoosre, 2dohseosu.rsTphoesst-edossaimneg,raatnsdwbelroeodsaacrnidfilcievderosnwteerset dcaolyle5ctaepdp.roTxhiemately wreemraeisnaicnrgifgircoedupasndrehcaedivbeldotohdeatnesdt lsiuvbesrstacnoclelefcotred10ondatyess.t dFaiyvse 1r0ats of(2thhoeurbslopoodstw-daossed)e,te1r3,mi2n4e,d5b2,yoursi9n3g/9a4.WiTchkebotlotdaltofrlcuhorine content sceolmebcutisvteioelnecmtertohdoe.d, Bfoodlylowweeidgbhytsanaanldyscilsinwiicatlh saigfnlsuowreidree iroencorded throughout the test.

\ AR 226 -- 0589 | TSCA .

AR 36 -078/ ACUTE TOXICITY TO FISH (FATHEAD MINNOW) IESTSUBSTANCE 00 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95,oras a component of FC-206 or L3243. (1-Octanesulfonic acid) (CAS# 2795-39-3).

AR 226 _0821 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) IESTSUBSTANCE ~~~ 00000 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).

AR 226 _ 0292 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: A mixture containing perfiuorooctanesulfonate, which may also be . referred to as PFOS, FC-95, or as a component of FC-3017. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR 226-0924 BIODEGRADATION (BOD/COD) TEST SUBSTANCE.

NOTE TO FILE .

oDupwonte. 13s267 Study Title Ammonium PerfPlouosrto-oWcetaannoiantge:RatAsgeFoElflfoewcitnognOtrhael PGlaavsamgaeConcentration in AUTHOR: Xing Han, Ph.D.

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