BACK TO MAIN Study Title Characterization Study of PFOA (lot #332), Primary Standard - Test Control Reference #TCR-99030-030 Phase: Solubility Determination Data Requirement 40 CFR 160.105(b) Author Mark E.

Afm 6- o w MECHANISM OF TOXICITY OF A UNIQUE PESTICIDE:m ETHYLPERFLUOROOCTANE SULFONAMIDE (NEPFOS), A .

O R IG IN A L 3M M edical Departm ent Study: T-6295.7 226- o?

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AR226-1383 <FRCUECT CONTROL >: S7 \ (INVESTIGATOR): UEF (SPONSORING DEPD: FfO OEfiJtlAEJ3BJEIiyESii tl.

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"^fe-26- f(,3 7 CENTRAL RESEARCH AND DEVELOPMENT DEPARTMENT HASKELL LABORATORY FOR TOXICOLOGY cc: ANO INDUSTRIAL MEDICINE .a* .V A 0. 3.

C -8 TRENDS IN AIR AR226-2016 -- FEP Polykettle Raw Dispersion A/C R.ZIpfel rgc/11/91 39tt)0Z.f>l - + - FEP Wet Finishing Fine Powder Dryer 4- C-8 TRENDS IN AIR C-8 IN AIR (PPB) AEL - 0.56 FEP POLYKETTLE OPERATOR 1980 1981 1982 1983 1984 1985 1986 1987 ~ 0.12 0.09 0.09 0.19 0.08 0.13 0.08 FEP WET FINISHING OPERATOR 0.95 0.30 0.09 0.11 0.09 0.17 0.12 0.08 RAW DISPERSION A/C OPERATOR 1.20 0.26 0.09 0.21 0.20 0.36 0.76 0.41 FINE POWDER DRYER OPERATOR 1.40 0.56 0.15 0.06 0:10 0.78* 0.87 * 1 Sample Point Only 003546-364 - 05/05/87 - HJZ:kst t'7.9W)07f>f EID078528 * vi';" t " -=>- lo o P Oft O f $ *U) o^ o ~ o' 00 Q O. < r* o. o -O >OJoot Obbl 5 to to to ?

Example calculation of chemical loading and groundwater response.

AR226-2648 38 AR226-2648 TECHNICAL REPORT IN-SITU TREATMENT OE SURFACTANT-CONTAMINATED AQUIFER BY ELECTROCHEMICAL PROCESSES submited to Du PontCompany and Delaware State Research Partnership March, 1994 by C.

RECYCLED 0-0> AR226-2658 RES EA R C H .

AR226-3338 FINAL REPORT Bioaccumulation test ofPerftooroalkylcarboxylie acid (C--7-13) (This test 1$ performed using Periluorooctanoic add (Test substance number K-l 51!?)]

ARAS6- 3lf30 1/ 34 000358 f if i 4.3. & _ 5 If-3 0 DATA SUMMARY Chemical: Perfluorooctanoic Acid Site: Fayetteville Works Date of Monitoring; October 2002 Matrix: Blood Serum Operation: P F O A Production Job Title Entire Cohort Males Females Operators Males Females Mechanics Males Females Laboratorians Males Females Supervision Males Females Number Sampled 20 17 3 8 8 0 1 1 0 2 0 2 9 8 A i Minimum SISMeansi'l?

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