WIN FerR-0704-00373 September 17,2004 Our sa arr En hon, 70 Boo oem, Newark, E 19714.0080 33 Via FederalExpress 3 EHR -q0- 372 * Document Processing Center (Mail Code 7407M) Room 6428 Attention: 8(e) Coordinator Office of Pollution Prevention and Toxics 33S2.01 ECnovnisrtiotnumteinotnaAlvPer.o,tNecWtion Agency, ICC Building.

AR226-2247 From: To: cc: Subject: Bernard J Reilly on 01/15/2002 04:37 PM ' David M Rural</AE/DuPont@DuPont, George H Senkler_Jr/AE/DuPont@DuPont, Paul J Bossert/AE/DuPont@DuPont.

AR226-2300 ^y Charles J Zarzecki 02/21/2003 12:30 PM To: cc: Subject: Catherine A Barton/AE/DuPont Actual 2002 Results Cathy, The maximum annual prediction for actual 2002 emissions is 1.36 ug/m3, occurring at the plant property line.

Confidential AR226-2510 3/26/2002 i BLANK"'11 M100 M200 500.0000 500.0000 0.1230 0,3900 61.5000 195.0000 M300 500,0000 0,6910 345,5000 M400 500.0000 0.9540 477.0000 M500 500.0000 1.3990 699.5000 M600 500,0000 2.5680 1284.0000 M700 500.0000 3.2930 1646.5000 " " 7478 252598 697483 1306233 1746554 2490782 4240046 5679062 SWKKI 191 IBSSSBlBiB^teSIW 1 aSSis SS HHHBBHIcTcr^--------^^ 474185 238556 0.5 61.9 5,3 276073 689308 2.5 186.6 5,8 486150 1291837 2.7 358.7 6,1 467189 1732720 3.7 486.8 6.2 479910 2476571 5.2 705.9 6.3 481732 4225781 8.8 1230.9 6,6 536227 5663183 10.6 1669.2 6.7 3.4 3.2 n. a. " 2.8 0 1 0 2,6 + 2.2 Confidential Standard Plot Standrad Linearization Plot i1.0405x-3.8037 R2 0.9992 4 5 3 LOG (Corrected C-8 Peak Height) 3/26/2002 Confidential BE-CB/PPL(7)) BE-CB/PPL(14)) 44.9 (DM/CM) gg 56.2(dm/cm) fil 3/26/2002 i| 72.6 (DM/CM) 72.8((drVcm) Sy Page 3 60.0 (DM/CM) 72.4(dn/cm) 1/7/2002 MON. 1/14/2002 mon.

AR226-2551 6ZZI IOHSV RGRA Facility Investigation Results Review March 14,2001 Introductions Site Background Site Hydrogeology RFI Scope of Work RFI Results Conclusions and Recommendations Wrap-Up 08HIOHSV To familiarize the EPA/WVDEP project team Washington Works site physicalsetting To share the results obtained from the recently completed RCRA Facility Investigation To provide perspective on the RFI results To propose a path forward that will ensure con protection of human health and the environme isniOHSV The DuPont Washington Works site is well characterized and we!

AR226-3173 TRADE SECRET Study Title H-24616: Bacterial Reverse Mutation Test Authors Valentine 0.

Society of Environmental Toxicology & Chemistry Summary of DuPont Presentations AR226-3352 SETAC Europe April 18-22, 2004 Prague, Czech Republic Perfluorooctyl Ethanol Biodegradation : Transformation Products and Pathway BuckR.C.1.

AR226-3560 er ANDREA V.

EVALUATION OF MUTAGENICITY STUDIES DEVELOPED ON (PFOS) PEP.FLUOP.OOCTANE SULFONATE PREPARE[) BY PROF.

Creative Technology CTAssociates, 7121 Shady Oak Road, Eden Prairie, MN 55344-3516 Telephone: Fax: Website: http://www.ctassociatesinc.com Hydrochloric Acid Gas Permeation through Various Polymeric Materials Submitted to: Reto Schoeb Levitronix Submitted by: Mark Litchy CT Associates, Inc.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (COROPHIUM VOLUTATOR) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredto as PFOS, FC-95, or as a component of FC-203. (1Octanesulfoniaccid)(CAS # 2795-39-3).

PRODUKT & TECHNIK Spezielle Walzenbeschichtung fr definierten Feuchtmitteltransport PATENTE UND GEBRAUCHSMUSTER (43).

coe. f nSLEadrrNyViiRdceaZlmabceol,nrMD MPH 3M Medica Deparment EHR- 1105_ 0037 4 am Certified pai oRaECrEIcViEc) 05HOV23 Mil:05 November 16, 2005 BEEEH@R-& goo-n 1Y G530MPTCaohmeSSr18NB1uSiOldieSng 2 S wa 817333152 fm Hi# 27055497 ARRA_6 3564 No CBI Re: TSCA Section 8() Supplemental Submissions: Docket Nos. 8EHQ-1180-373 and 8EHQ-1180-374 Dear Sir/Madam: CanTans NO ogy 3M has previously submitted analytical results for serum measurements ofvarious fluorochemicals. described below.

Recyclate placed on the market Normal Market Price recyclate PET Market Price recyclate One off cost Laboratory Recuring Cost Sector Flexible PP & PE (28%) 7.2 MT Low High 800.0 1700 1500 EUR/ton 2000 EUR/ton 200000 EUR/company 147200 EUR/company/year Recyclate (MT) Representative Samples L0001 L0003 2.0 L0004 L0008 L0011 Values (ppm) 88 19 158 136 96 Rigid PP & PE (25%) PET (26%) Technical Plastics (4%) PVC (9%) E0006 E0018 1.8 EP00003041 P0019 P0034 T0003 1.9 T0007 T0010 S0008 (PP-PE) 0.3 S0015 S0017 (PP) (PS) S0020 (ABS) C0002 0.6 C0007 C0009 32 18 13 16 27 67 19 21 90 122 202 17 22 <100 <100 553 Value Added (EUR/ton) Value Added (EUR) Revenue (low) QC Scenario Limit (ppm) 1000 2,016,000,000 1,612,800,000 250 1000 1,800,000,000 1,440,000,000 1500 2,808,000,000 3,182,400,000 1000 288,000,000 230,400,000 1000 648,000,000 518,400,000 5,544,000,000 50 150 300 1000 Revenue (high) 5% of Revenue (low) 5% of Revenue (high) Companies One off QC cost 3,024,000,000 80,640,000 151,200,000 350 70,000,000 2,700,000,000 72,000,000 135,000,000 300 60,000,000 3,744,000,000 159,120,000 432,000,000 11,520,000 972,000,000 8,172,000,000 25,920,000 187,200,000 21,600,000 48,600,000 160 32,000,000 50 10,000,000 180 36,000,000 Recurring QC Cost No QC Limit (ppm) 51,520,000 350 44,160,000 23,552,000 7,360,000 26,496,000 150 250 400 1000

October 31, 2006 M~~Mz Charles M.