# AR226-2872 Copies to: E.

PHOTODEGRADATION (AQUEOUS) TEST SUBSTANCE Identity: NN--eEtfhyFlOpSeErflAulocroohoocltoarneFMs-u3lf4o2n2a.mid(o1e-tOhcatnaonle;sumlafoynaamlsiodeb,eNr-eeftehryrle-d to as 1.1,.2.2,3.3.4,4,5,5,6.6,1.7,8,88-heptadecafiuoro-N-(2-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is an off-white, waxy solid.

AR R86 _ 0785 ACUTE TOXICITY TO INVERTEBRATES (FIDDLER CRAB) IesTsuBsTA 000NCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206 or L3243. (1-Octanesulfonic acid) (CAS# 2795-39-3).

Subr:iittetdo: BIOSEARCH I.I@4C.

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

BIOCONCENTRATION ARWfr035* TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or FM-3422. (1-Octanesulfonamide, N-ethylI.I^^.S.S^AS.S.e.ej^.S.S.S-heptadecafluoro-N-^-hydroxyethyl)-, CAS # 1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

BACK TO MAIN SOIL ADSORPTION (METHOD DEVELOPMENT / PILOT STUDIES) 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 was radiolabeled (isotope and labeling position not specified).

BIOACCUMULATION (ANALYTICAL ONLY) AR23&0354 TEST SUBSTANCE_______________ Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol or 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: Material is an off-white, waxy solid of uncharacterized purity.

Ar < - 0223 BIODEGRADATION (BOD/COD) TEST 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.

r t A-R2X-0353 THE EFFECTS OF CONTINUOUS AQUEOUS EXPOSURE TO 78.01 ON HATCHABILITY OF EGGS AND GROWTH AND SURVIVAL OF FRY OF FATHEAD MINNOW (Pimephales promelas) .

# AR226-2834 Material TestedT Haskell Laboratory f f"0"" and cn>Pany y ior Toxicology and Industrial, Medicine HASKELL LABORATORY REPORT NO. 162-73 ~ ' Material Submitted by; department, tProcedure--* TJ-huoG t,,sii.t material ao to young adult cha m , ai* as a 8wpenion in ACUTE_ORAL_TEST ' -- ma 6 rats in sin8le doses' Survi- - 0- - 0lsac(^ f ?

AR 226 - 0723 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (GRASS SHRIMP) IESTSUBSTANCE ~~~ 0000000 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95,or as a component of FC-203.

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BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^P hone: (814) 231-8032 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Cleveland, Tennessee (W1973) Centre Analytical Laboratory Report No. 023-007A (Revision 1) Revision Date 3/19/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.