3M Medical Department Study: T-6316.5 3M Medical Department Study: T-6316.5 AnalyticaBl SAtuCdKy: TFOACMT-ATOINX-013 LRN-U2095 Analytical Report: FACT TOX-013 LRN-U2095 Study Title Analytical Study 2(N-Ethylperfluorooctanesu1fonamido)-ethanol in Two Generation Rat Reproduction Amended Analytical Laboratory Report Determination of the Presence and Concentration of PFOS, M556, PFOSAA, and PFOSA in the Liver and PFOS, M556, PFOSAA, PFOSA, and EtFOSE-OH in the Sera of Crl:CD@BR VAF/PIUS@Rats Exposed to EtFOSE-OH Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date MAayt s3ig1n,in2g001 Performing Laboratories Sera Analyses Liver Analyses 3M Environmental Laboratory Building2-3E-09, 935 Bush Avenue St.

Study Title Soil Adsorption/Desorption Study of Potassium Perfluorooctanesulfonate (PFOS) Data Requirement Based on OECD 106 Author MarkE.

6 3M Specially Materials 3M Center St.

RRA 1840 INDEX TO TSCA SECTION 8() DOCKET SUBMISSION BY 3M COMPANY (AUGUST 17, 2004) I PILOT STUDIES A.

Telomer Research Program AR226-1890 Report Title: (14C)-8-2 Telomer B Alcohol: Adsorption/Desorption using a Batch Equilibrium Method Report Author: Sharon Swales, Ph.D., Covance Laboratories Contractor: Covance Laboratories Ltd Otley Road, Harrogate North Yorkshire HG3 1PY ENGLAND RECEIVED OPPT NCIC 2004 DEC 22 AM 11:20 Study Dates: Study Initiation Date (Protocol Signed): 13-March-2003 Study Completion Date (Final Report Issued): 16-July 2004 Study Objective The adsorption/desorption characteristics of (14C)-8-2 TBA were examined in four soil types and one sediment.

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AR226-2043 To: cc: Subject: Roger J Zipfel/AE/DuPont@DuPorrt.

AR226-2099 Test Results Sample Date Range Concentration Range Action Level Industrial Hygiene 1/1/89 1201/89 100% Sample Dt Sample* Duration Type Employee Name BTO: 08 LOC: 701 TEFLON FINE POWDER DRYER-EAST SIDE 2 4/7/89 87% 330 A 8/14/89 8737 360 A 8/1S/89 8736 420 A 11/17/89 8743 330 A Pcrs Chemical C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 BTO: 08 LOC: 702 TEFLON FINE POWDER DRYER CONTROL ROOM (ALSO SEE TTF031 4/7/89 10S 330 A C-S/FC-143 8/1489 ISO 360 A C-8/FC-143 11/17/89 255 340 A C-8/FC-143 BTO: 08 LOC: 703 TEFLON FINE POWDER PACKOUT ROOM 1/8/89 28 420 A 4/12/89 109 285 A 8/18/88 189 322 A C-8/FC-143 C.8/FC-143 C-8/FC-143 BTO; 08 TEFLON LOG: 704 A/S- PINE POWDER C-8 WEIGH HOOD 1/B89 27 420 A 4/7/B9 104 290 A 8/18/89 191 321 A 12089 273 377 A C-8/FC-143 C^/FC-143 C-8/PC.143 C-8/FC-143 BTO: 08 LOC: 705 TEFLON DISPERSION PACK OUT AREA 3/2488 14882 <135 P 3/27/89 14881 435 P 600/89 150 360 A none none C.8/FC-143 C-8/FC-143 C-8/FC-143 BTO: 08 TEFLON LOG: 706 FINE POWDER DRYER #3 1/31/89 45 300 A Monday, January 15,2001 4:28:25 PM C-8/PC-143 Cone Unit Percent 0.21 MPB 058 MPB 1.84 MPB 3.63 MPB 37.5% 175.0%" 328.6%" 6482%' 0.03 MPB <.03 MPB 0.52 MPB 5.4% 5.4% 92.9% -sO.03 MPB 0.03 MPB 0,42 MPB 6.4% 6.4% 75.0% 0.52 MPB 0,03 MPB O.S3 MPB 0.55 MPB 925% 5.4% 94.6% 982% <.03 MPB <S3 MPB 0.22 MPB 5.4% 5.4% . 39.3% >1.0 MPB 178.6%" Page 1 of 7 EID113020 Sample Dt Sanpleff 1/81/89 46 12/2/88 270 Duration Type Employee Name 300 A 397 A BTO-. 08 LOG; 708 TEFLON PIS- FINE POWDER PACKOUT (08PJ) 3/14/89 14875 420 P 4/7/88 14S43 430 P 400/88 14S63 435 P 120/89 15475 374 P BTO; 08 LOG: 710 TEFLON FP&O AUTOCLAVE CONTROL ROOM 1;8/89 8721 420 A 20/89 8731 360 A 10CU89 8740 490 A 10(3re9 8741 480 A BTO: 08 LOG: 712 TEFLON NORTH END OF DRYER S3 4/7/89 8725 310 A 100/89 8742 460 A 12(2/89 8744 388 A BTO: 08 LOC: 713 TEFLON FINE POWDER OFFICE AREA-GENERAL 3/17/89 29775 420 P 322S9 29776 420 P 3/28/89 29777 420 P BTO; 08 LOG: 716 TEFLON SOUTH END DRYER #2 1/8189 8720 420 A 4/7/89 8726 291 A BTO: 08 LOC: 717 TEFLON ROOF AREA-GENERAL 4/16B9 8729 276 A 6/1709 8734 360 A 12/2/89 874S 345 A Monday.

AR226-2222 Stack Parameters Permit Number 1823A 815D 815D 1353A Pre-Existing 614A 614A 781 1953 2365A Semi-works Application Semiworks Application Scmiworks Application Semiworks Application Venl ID T6IZCE consists of 18 one-fool diameter verus.

AR226-2246 Robert F Pinchot 01/15/2002 03:27 PM To: cc Subject: Bernard J Reilly/AE/DuPont@DuPont Model Results- Privileged Communication See attached for the modeling results for the cistern locations.

AR226-2263 ...... . .

AR226-2316 / Charles J Zarzecki 03/20/2003 08:08 AM To: cc: Subjecfc Catherine A Barton/AE/DuPont Re: lookee what I found Q Cathie, The uncertainty is about 2X.

AR226-2415 ^^ Y (^f^-^ PENNY, HERE ARB THE RESULTS FOR THB C-8 IH WATER SAMPLES THAT YOU AND TERRY COLLECTED.

AR226-2441 TO: Rik Brandenburg INTEROFFICE MEMORANDUM Date: Froy: Dept: Tel No; 20-Mar-1997 14;42 C.de Heer HEERC RSD Lab Hoofdgebouw 31-786301944 ( BRANDERA ) Subject; C8 in P27-1047 dispersie Rik, voor het dispersie monster P27-1047 uit de U.S.A. heb ik de volgende CS-gehaltes gevonden: Hethyleenblauw methode: C8 = 998 en 999 ppm ' GC-methode: C8 = 955, 900 en 1041 ppm jij Zoals je ziet in beide gevallen veel hoger dan de U.S.A.

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