AR226-2122 file:///C|/WlNDOWS/TEMP/C-8-FC-143 SP 9-2.81 thru 3-8-92.h<m Test Results Sample Date Range Concentration Range Action Level Industrial Hygiene 9/2/81 3/8/92 100% Sample Ot Sample* Duration Type Employee Name Pers BTO: tOC: 08 TEFLON 704 A/S-FINE POWDER C-8 WEIGH HOOD 4/29/87 34976 331 S Chemical Cone Unit Percent C-8/FC-143 0.148 MPB BTO: LOG: 08 TEFLON 706 FINE POWDER DRYER #3 3/18/91 43734 390 S 3/18/91 43735 390 S 3/18/91 43736 3/18/91 43737 390 S 390 S 3/22/91 43738 390 S 3/22/91 43739 3/22/91 43740 390 S 390 S 3/22/91 43741 3/22/91 43742 3/22/91 43743 3/22/91 43744 390 S 390 S 390 S 390 S BTO: 08 TEFLON C.8/FC-143 >6.0 MPB 1071.4% " C-8/FC-143 >6.0 MPB 1071.4% " C-8/FC-143 C-8/FC-143 0-152 MPB 27.1% >6.0 MPB 1071.4% C-8/FC-143 >6.0 MPB 1071,4% C-8/FC-143 C-8/FC-143 1.693 MPB 302,3% ** >6.0 MPB 1071.4% C-8/FC-143 0.097 MPB 17.3% C-8/FC-143 0.187 MPB 33.4% C-8/FC-143 0.79 MPB t T3 141.1% 0 0 C-8/FC-143 0.134 MPB Oi t^ M 23.9% 0 8/9/2001 5:02 PM EID139462 TesfRssults LOG: 720 INJECTION PUMP AREA 4/29/87 39691 330 S 3/8/92 44892 430 S file:WC|/WlNDOWS/TBMP/C-8-PC-143SP 9-2-81 Biro3-8-.92.htm C-8/FC-143 0.279 MPB 08/FC-143 0-34 MPB 49,8% 60.7% BTO: LOG: 08 TEFLON 728 WAX ROOM - B.162 -1 ST FLOOR 1/28/90 42843 480 S 06/FO-143 >4.0 MPB 714.3% " BTO: LOG: 18 297 9/2/61 TEFLON COPOLYMERS SPECIAL FEP SAMPLES 61628 S 9/2/61 61S29 S 6/2/81 61630 S 9/3/81 61631 S 9/3/81 61632 S 9/3/81 61633 S Thursday, August 09,20011:57:10 PM > C-a/FC-143 Ofl/FC-143 C-S/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 0.11 MPB 19.6% 0.04 MPB 7.1% 0.22 MPB 39.3% 0.92 MPB 164.3% ** 0.37 MPB 66.1% 0.33 MPB 58,9% Page lot 2 lilll 2 of 4 Sample Dt Sample * Duration 12/15/81 61634 Type Employee Name S Pars. chemical C-B/FC-143 Cone Unit Percent 0.03 MPB 5.4% 12/15/81 61635 S 12/15/81 61636 S C-8/FO-143 0.03 MPB 0 5.4% 0 0'> M C-8/FC-143 0.04 MPB to 7.1% 12/1S/81 61637 S 08/FC-143 0.04 MPB 7.1% 8/9/2001 5:02 PM EID139463 "TestResults i. 12/15/81 61638 S 12/15/B1 61639 S ^-.^ 12/15/81 61640 S 12/15/81 61641 S 12/15/61 61642 S 12/1S/81 61643 S 12/15/81 61644 S 12/1S/81 61645 S 12/16/81 61646 $ 12/16/81 61647 S 12/16/81 61648 S 12/16/81 61649 S . ,/ 12/16/81 61650 S 12/16/81 61651 "S 12/16/81 61652 S 12/16/81 61653 S 12/16/81 61654 S 12/16/81 61655 S 12/16/81 61656 S 12/16/61 61657 S BTO: 18 LOC: 299 TE;FLON@ COPOLYMERS #1 OVEN EXHAUST 9/28/81 61612 S file:/;'/CI/WINDOWS/TEMP/C-8-FC- 143 SP 9-2-81 thru 3-8-92 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC.143 C-8/FC-143 C-fl/FC-143 G-8/FC-143 C-6/FC-143 C-8/FC-143 C-B/FC-143 C-8/FC-143 C.8/F&.143 C-B/FC-143 C-8/FC-143 C-B/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 0.03 MPB 5.4% 0.03 MPB 5.4% 0.07 MPB 12.5% 0.03 MPB 5.4% 0.22 MPB 39.3% 0.04 MPB 7.1% 0.04 MPB 7.1% 0.04 MPB 7.1% 0.33 MPB 58.9% 0.07 MPB 12.5% 0.15 MP8 26.8% 0.07 MPB 12.5% 0.04 MPB 7.1% 0.04 MPB 7.1% 0.48 MPB 85.7% 0.04 MPB 7.1% 0.07 MPB 12.5% 0.15 MPB 26,8% 0.63 MPB 112.5% " 0.29 MPB 51.8% > 0 10 1-J >s 4.9 MPB 875.0% 8/9/2001 5:02 PM EID139464 TeslRssitHs 9/29/61 61613 rile:///C|/WINDOWS/TEMP/C-8-FC-143 SP 9-2-81 thru 3-8-92-htro C-8/FC-143 19.4 MPB 3464.3% Thursday, August 09.2001 1:57:10 PM Page 2 Of 2 4 of 4 S a 8/9/2001 5:02 PM EID139465

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AR226-2335 ^y Ann K Masse 05/08/2003 06:30 PM To: cc: Subject: Irene A Legiec/AE/DuPont@DuPont, Catherine A Barton/AE/DuPontQDuPont, Charles J Zarzecki/AE/DuPont@DuPont MASS BALANCE TEAM - ENVIRONMENTAL SAMPLING This will be a good meeting for you to attend.

AR226-2426 /fc':; ^ ' AGREEMENTS REACHED 11/6 MEETING SUBMIT WAIVER - SECTION 4.5.4 - LINERS (SWMR) PARAGRAPH 5.5.3a.A.

AR226-2448 INTEROFFICE MEMORANDUM Date: From; Dept: Tel NO: 16-Sep*1997 03:07pm Gregory A Chapman CHAPMAGA Fluoroproducts 304-863-2535 TO: See BelOM Subject: Action Items from 9/16 C-8 Sampling Meeting 1.

AR226-2522 AMMONIUM PERFLUOROOCTANOATE (C-8) GROUNDWATER INVESTIGATION STEERING TEAM REPORT AUGUST 2003 CONSENT ORDER No.

AR226-2532 C-8/I^IATER MEETING AGENDA (THURS, NOV. 7- B21 LCR) * GLOBAL C-8 ISSUES - ROGER ZIPFEL * VERIFICATION INVESTIGATION - DAN NEBER *- C-8/MATER FUTURE SAMPLING NEEDS, BOTH MN & COMMUNITY - DAN WEBER * CLIENT SERVICES - CH2MHILL - CHICK PHILLIPS * C-8/MATER METHODS DISCUSSION - CH2MHILL, JENELL SMILEY - EXP.

AR226-2712 34 AR226-2712 Environmental Impact of the Degradation of Materials Degradation of all materials, whether naturally occurring or man-made, necessarily produces chemicals as a result of the process.

AR226-2744 K.

Copies to: E. 1. du Font de Nemo'rs and Company Haskell Laboratory for Toxicology and Industrial Medicine HASKELL LABORATORY REPORT NO. 58-78 MR KO Haskell -So. 11,890 Sample Ready for Testing 12/2/77 Other Codes Material Fextlle Fibe Seaford, Del 96-HOUR LC502 TO nLUEGITLL SUKFISK Procedure; The test material, in original form, was introduced into all-glass exposure vessels and di supply aCer~6o~yield the desired'concentrations in a'7.5 S. final volume.

FOR DU PONT USE ONLY AR226-2939 Du Pont HLR 360-89 Study T^tia Skin Irritation Test In Rabbits of Author John H.

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AR226-3087 DuPont HLO-1998-00730 TRADE SECRET Study Title Acute Dermal Irritation/Corrosion Study with H-22482 in Rabbits FINAL REPORT Haskell Laboratory Project ID: HLO-1998-00730 Performing Laboratory Project ID: WIL-189161 Data Requirement Organization for Economic Cooperation and Development (OECD), Part 404 (1992) European Economic Community (EEC) 92/69 Annex V - Method B4 (1992) Author Tom G.

AR226-3204 DuPont-2925 Supplement No. 1 TRADE SECRET Study Title H-24000: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-2925 AUTHOR: Carol Finlay, B.A.