AR312G-03MH WATER SOLUBILITY 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.

/|R M - ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, orFC-109-X.

JEFFERSON M ED ICA L COLLEGE of THOMAS JEFFERSON UNIVERSITY Rl2fe-0530 Daniel Baugh Institute of Anatomy Department o f Anatomy Office of the Director and Chairman Philadelphia, 19107 (215) 928-7820 November 12, 1982 Dr.

Potassium Perfluorooctanesulfonate CAS Number-2759-39-3 (\ & T & -o 5 6 0 3M Environmental Laboratory Report No.

-AH AS.G _ o 8 0 5 TO XICITY TO AQUATIC PLANTS TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-206C and 81-2/8. (1-Octanesulfonicacid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Rem arks: The test sample is FC-206C.

b4> NOTE TO FILE - OPPTS 50639 October 23, 2000 FROM: Karen Lannon SUBJECT: Revised PFOS Hazard Assessment M S A 6 _ 03lf-& Attached is a revised PFOS Hazard Assessment.

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-Pt({ Jl SlQ _ /// -teosc,^ UNITED STATES EN VIRO NM EN TAL PROTECTION AGENCY WASHINGTON D.C., 20460 September 5, 2002 OFFICE 0F PREVENTION, PESTICIDES AND TOXIC SUBSTANCES Mr.

Iif i 3M Study Title A n a l y s is o f e n d o g e n o u s F l u o r o c h e m ic a l s in No r m a l P o o l e d H u m a n S e r u m a n d Plasma Data Requirement 40 CFR Part 792 Author Mark E.

Northwest Bioanalytical A H & 8 l6 - >A I J L Study No.

0m DuPont Engineering I February 5, 2003 AR226-1415 DuPont Engineering Barley Mill Plaza - Bldg. 27 Lancaster Pike & Rte. 141 Wilmington, DE 19805 David P.

Z-<5 REV 12 75 mm E.

Z-45 RCV 12 TB mm t u Aiui*t c a w E .

Northwest Bioanalytical Study No.

Wildlife International Ltd.____________ - 1- Project Number 454A-107 PFOS: A FLOW -THROUGH LIFE-CYCLE TOXICITY TEST WITH THE SALTWATER MYSID (Mysidopsis bahia) ADDENDUM WILDLIFE INTERNATIONAL, LTD.