AR226-1898 T-6295.15 FR DT31 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Low Level Oral Perfluorooctanesulfonate IPFOS) Dose Toxicokinetic Study in Rats: Serum and Liver PFOS Final Report Date: April 14, 2004 Study No.

D u P o n t-15302 Study Title Ammonium Perfluorooctanoate: Age Effect on the PFOA Plasma Concentration in Post-Weaning Rats Following Oral Gavage Test Guidelines: None applicable AUTHOR: Paul M.

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AR226-1972 CC: R , J .

AR226-2009 AGENDA C-ft REVIEW - APRIL 26, I.

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AR226-2457 WWK FC-143 RESULTS DATESMPL SRCNAME ANALYTE RSLTMOD IRESULT PQL UNIT 22-Nov-91 LOWER POND 22-Nov-91 UPPER POND 27-Dec-91 LOWER POND 27-Dee-91 UPPER POND 15-Mar-94 LMW-2A 15-M ar-94.LMW-5B 15-Mar-94 LOWER POND 15-Mar-94 STREAM MN RD 15-Mar-94 UPPER POND 20Sep-94 LMW-2A 20-Sep-94 LMW-5B 20-Sep-94 LOWER POND 20-Sep"94 STREAM MN RD 2-Apr-96 001 POND OUTLET 2-Apr-96 002 POND OUTLET 2-Apr96 003 POND OUTLET 2-Apr-9e2-Apr-96 MWBG OUTFALL 004 2-Apr-96 OUTFALL 005 2~Apr-96 STREAM 1 2-Apr-96 STREAM 2 2-Apr-96 W IL L 331 2-Apr-96 WELL 336 9-Apr~96 DWNSTREAM 9-Apr-96 OUTLET 9-Apr-96 PROPBOUND 10-Apr-96 FBLK 10-Apr-96 MW-12 10-Apr96 MW-S 10*Apr-96 MW12A 10-Apr-96 MW13A 1Q-Apr-96 MW13A PC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 1 0J9 1.3 4.1 260 1200 730 0.5 4400 270 530 2200 0.9 61 72 20 < 0.1 13 39 7.2 14 0.52 0.48 25 86 9.9 < 0,1 < 0.1 0.97 < 0.1 11 8,2 MG/L MG/L MG/L MG/L ug/t ug/l ug/l ug/l ug/l ug/l ug/l ug/l ug/l 4 UG/L 4 UG/L 2 UG/L 0.1 UG/L 1 UG/L 2.5 UG/L 0.5 UG/L 1 UG/L 0.1 UG/L 0,1 UG/L 3 UG/L 20 UG/L 0.5 UG/L 0,1 UG/L 0.1 UG/L 0.1 UG/L 0.1 UG/L 1 UG/L 1 UG/L DATESMPL SRONAME ANALYTE RSLTMOD RESULT PQL UNIT 10-Apr-96 MW14 10-Apr-96 MW6A 11-Apr-96 FBLK 11-Apr-96 MW-4 11-Apr-96 MW-6 11-Apr-96 MW-9 11-Apr-96 WEST WELL 17-Apr96 FBLK 17-Apr-96 LMW-1 17-Apr-96 LMW-2A 17-Apr-96 LMW-7 17-Apr-96 LMW-8 FC-143 FC-143 FC-143 FC-143 FC-143 , FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 FC-143 < 0.1 0.19 < 0.1 39 15 0.14 3,7 < 0.1 1700 460 15 2200 0.1 UG/L 0.1 UG/L 0.1 UG/L 5 UG/L 2 UG/L 0.1 UG/L 0.5 UG/L 0.1 UG/L 200 UG/L 50 UG/L 2.5 UG/L 200 UG/L 66& .00M D EXD072360 17-Apr-96 LOWER POND FC-143 17-Apr-96 RT 33 STREAM SAMP FC-143 17-Apr-96 UPPER POND FC-143 18-Apr-96 MW-AJP FC-143 18-Apr-96 MW-MGM FC-143 18-Apr-96 MW-TWW FC-143 29-May-97 LOCAL LANDFILL W.

AR226-2459 From: Rik A Brandenburg on 05/26/99 09:14 AM CED To: Roger J Zipfel/AE/DuPont@DuPont cc: Seiichi Tanaka/PO/DuPont@DuPont Subject: Re: C-8 in drinking water | | Roger, W e have no data for c-8 in drinking water and a lot of data on C-8 in ground water.

AR226-2545 WVD045875291 DUPONT WASHINGTON WORKS RESPONSE TO EPA RFI WORK PLAN NOTICE QF DEFICIENCY (KOD) COMMENTS An NOD letter dated 1/15/98 concerning the 9/24/97 DuPont Washington Works RFI Workplan, was received from Region III EPA on 1/20/98.

DuPont Engineering AR226-2575 DuPont Engineering Barley M il P la za -B ld g . 27 Lancaster Pike &Rte, 14!

RECYCLED CO cn AR226-2646 05/09 '02 13:51 ID:DUPONT ENV AFFAIRS FAX:1-804-383-3735 PAGE 2 AR226-2646 REPORT N O . t STT-91-1 DATE ISSUED} 01/16/92 COPY NUMBER} RICHMOND, VIRGINIA FIBERS DEPARTMENT SPRUANCE "TEFLON" TECHNICAL E.

AR226-3065 DuPont HLR 905-96 LABORATORY FOR t o x i c o l o g y fan INDUSTRIAL MEDICINE PURPOSE: STATIC, ACUTE 48-HOUR SCREENING TEST OF H-21954 TO phnia "*9* , __j *-0 nrovid s sn estiniatfi o f This is a rangetinding stody ^ " 9;!

AR226-3074 gTliriv T i t l e Inhalation Toxicity Screen with T,n^r-a t-Qrv P ro ject-IB HL-1997-00599 author David P.

AR226-3209 DuPont-2920 Supplement No. 1 TRADE SECRET Study Title H-23926: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-2920 Author: Carol Finlay, B.A.

AR226-3391 Repeated Dose Oral Toxicity of 8-2 Telomer B Alcohol Range-Finding Study in Rats G.L.