AR 226 - 07/9 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (SCUD) JESTSUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

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BIOACCUMULATION (ANALYTICAL ONLY) TEST SUBSTANCE Identity: PreefrefrlrueodrotoocatsanPeFsOuSlfAoAn,ylFamCi-d1o2e8thoyr)aacsetthaetem;ajmoarycoalmspoobneent of F[(Ch-e1p2t7ad,ecFaCf-i1uo2r9o,ocFtCy-l)1s0u9l,foonrylFlC--,1p0o9t-aXs.si(uGmlyscailnt,e,CNA-Sst#hy2l9-N9-1517) aRemmiaxrtukrse:of 8T6h%etteessttssuabmsptlaencies FaCn-d12184.

AR 226 -- 0780 MICROBIAL INHIBITION (DEHYDROGENASE ACTIVITY TEST) IESTSuesTANCE Identity: ArefmeirxrteudretocaonstaPiFnOiSng,pFeCr-f9i5u,oroorocatsanaescuolmfponoanteen,twohficFhC-m2a0y6aolrsoL-be 3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).

InternatioRneaslearcahndDevelopmenCtorporation SPONSOR: COMPOUND: SUBJECT: 3M Company FluoradS Fluorochemical SurfactanL, FC-95 Ninety-Day Subacute Rhesus Monkey Toxicity Study.

BIOACCUMULATION TEST SUBSTANCE Identity:N-ethylperfluorooctanseulfonamidoethanol;may also be referredto as N-ETFOSE Alcoholor FM-3422. (1-Octanesulfonamide,N-ethyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2-hydroxyethyl).-, CAS # 1691-99-2) Remarks: Materialisan off-whitew,axy solidofuncharacterizedpurity.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (EASTERN OYSTER) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonawthei,ch may alsobe referredtoas PFOS, FC-95,oras a component ofFC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACUTE TOXICITY TO AQUATIC INVERTEBRATES TEST SUBSI"N E (SCUD) Identity:A mixturecontaininpgerfluorooctanesulfonwahtiec,h may alsobe referredto as PFOS, FC-95, oras a component of FC-206 or L3243. (1-Octanesulfoniacid)(CAS # 2795-39-3).

BACK TO MAIN The complete titles of the reports reviewed by Dr.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonawthei,ch may alsobe referretdoas PFOS, FC-95,oras a component ofFC-203A. (1Octanesulfoniaccid)(CAS # 2795-39-3).

AR 226 _ 0796 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206A. (1- Octanesulfonic acid) (CAS # 2795-39-3).

yz AR 226 -- 0825 J BIODEGRADATION (BOD/COD) IESTSUBSTANCE 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, 1,12,2,3,3,4.4,6,5,6,6.7,7.8,8.8heptadecafluoro-, potassium salt, CAS# 2795-39-3) Remarks: The 3M production lot number was not noted.

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Bio/dynamics Inc.

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooetanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FC-783. (1Octanesulfoniaccid)(CAS # 2795-39-3).