y^e slsl& _ o z r i TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

Supervisory Information Manual Index 2 October 26, 1992 TO: ALL EMPLOYEES MORTALITY AMD CANCER INCIDENCE SURVEILLANCE UPDATES In response to employee Interest and Inquiries about the health of employees at Washington Works, the site's Employee Responsible Care Team produced two videotapes this year.

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t i AR226-3023 Study T i t l e 100-Person Hunan Patch Test with H-21275 (Control Item), H-21273 (Test Item 1), and H-21274 (Test Item 2) Laboratory Project ID Haskell Laboratory Report No. 447-95 Study Completed On August 24, 1995 Contracting Laboratory Biosearch, Incorporated 3408-50 B Street Philadelphia, Pennsylvania 19134 Author James E.

TRADE SECRET AR226-3093 DuPont HL-1998-01316 Study Title H-23005: Bacterial Reverse Mutation Test L a b o r a t o r y Project ID: HL-1998-01316 Author: N.

BACK TO MAIN BIOCONCENTRATION (n-OCTANOL/WATER PARTITION COEFFICIENT) TEST SUBSTANCE_________________________________________ Identity: N-methylperfluorooctane sulfonamidoethanol; may also be referred to as N-MeFOSE Alcohol, FC-790, FM-3925 or T-5874. (1-Octanesulfonamide, N-methyl1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-N-(2hydroxyethyl)-, CAS # 24448-09-7) Remarks: Material is a cream-colored solid of uncharacterized purity Batch 2334.

A R Xlr03W BOILING POINT TEST SUBSTANCE Identity: N-Ethylperfluorooctanesulfonamide; may also be referred to as U1464, EtFOSA, EtPOSA, F-6309, or FX-12. (1Octanesulfonamide, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-N-ethyl-, CAS # 4151-50-2) Remarks: Material is a white solid of uncharacterized purity.

AR226-3070 DuPont HL-1997-00260 HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE STATIC, ACUTE 96-HOUR SCREENING TEST O F H -22274 PURPOSE: Otis is a rangefmding study designed to test concentrations and data measurements at predetermined intervals.

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3 Environmental Laboratory E05-0210 Interim Report#15 Interim Report #15: Analysis of Water Samples from Northern Alabama Potable Water Systems Study Title Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program Data Requirement EPA TSCA Good Laboratory Practice Standards 40 CFR 792 Author Michelle D.

/)|U16-co73 m ~<> MULTI-CITY STUDY FIELD REPORT FOR CLEVELAND TENNESSEE AND DECATUR ALABAMA - BATTELLE DUXBURY ACTIVITIES for Project Number N100672-01 subm itted to C o n fid en tia l July 9,1999 Prepared by Scott C.

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FOR DU PONT USE ONLY AR226-2959 SM .tig Du Pont BIX 325-91 j State_ r' ' Skin Irritation Test vi tir 4 :~:#f in Rabbits Author i John V.