AR226-3014 L Study Title USP Biocompatibility Testing of H-21016 end B-21017 Study Completed on April 18, 1995 Contracting Laboratory North American Science Associates, Inc. 2261 Tracy Road Northvood, Ohio 43619-1397 for E.

Pathology Review of Reported Tumorigenesis in a Two Year Study of FM-3924 in Rats November 25,1998 BY Pathology Associates International 6217 Centre Park Drive West Chester, Ohio 45069 Telephone (513) 779-9600 Fax (513) 779-9603 003093 US00004554 Pathology Review of Tumors Reported in Rats Given FM-3924 Introduction: This report presents an independent assessment of tumorigenesis data obtained from a study to determine the chronic toxicity and carcinogenic potential of the fluorochemical FM-3924 in rats.

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MELTING POINT TEST SUBSTANCE Identity: NN--eEtthyFlOpSeErfAllucoorhooolctoarneFMs-u3lf4o2n2a.mi(d1oe-tOhcatnaonle;sumfafoynaalmsiodeb,eNr-eeftehryrle-d to as 1,12,2.3.3,4,45,5,6,6,7.7,8.8,8-heptadecafluoro-N-(2-hydroxyethyl)-, CAS #1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

AR 226 -- 0756 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR Q26 - 0760 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) IESTSUBSTANCE Identity: Mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95,oras a component of FC-203CF-X or FC-203CF. (1-Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 _ O82 MICROBICS MICROTOX TOXICITY TEST IESTSuBsTANCE ~~~ 0000 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).

AR226-2071 25850B Processed!!

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AR226-3056 Study Title Approximate Lethal Dose (ALD) ofH-21987 in Rats Laboratory Project ID Haskell Laboratory Report No. 783-96 Author Tracy A.

CorporatOeccupationMaeldicine 3M CenterB,uildin2g20-3W-05 St.PaulM,N 55144-1000 IV571374230Telephone 651 7339066Fax 4.

ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:Perfluorooctylsulfonadtied,ecyidimethylammoniumsalt;may alsobe referretdoas Fluoroalkyalmmonium derivative[.1Der-aminium,N-decyl-N,N-dimethyls-a,ltwith 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-loctanesulfoniacid(1:1)C,AS # 251099-16-8) Remarks: The 3M productionlotnumber was Lot1.

JOURNAL OF APPLIED TOXICOLOGY, VOL. 11(1), 51-60 (1991) CUSTOMER COPY Complies with Cop4ght craw Servo Effects of Short-term Oral Dosing of Polychlorotrifluoroethylene (PolyCI ) on the Rhesus Monkerk( Christopher E.

m n < -o o ^ PFOS: A 48-HOUR STATIC ACUTE TOXICITY TEST WITH THE CLADOCERAN (.Daphnia magna) FINAL REPORT WILDLIFE INTERNATIONAL LTD.

Mll'Oioi PFOS: A FLOW -THROUGH LIFE-CYCLE TOXICITY TEST WITH THE SALTWATER MYSID (Mysidopsis bahia) FINAL REPORT WILDLIFE INTERNATIONAL, LTD.