AR226-2233 Vapor Scavenging Coefficient Estimation Vapor scavenging coefficients are used to estimate the rate of removal of a soluble species that exists below the cloud line based on rain event characteristics, such as intensity and droplet size.

AR226-2322 ^y Charles J Zarzecki 04/03/2003 09:31 AM To: cc: Subject: Catherine A Barton/AE/DuPont Re: Beychok Article Q Cathie, First, by "Monday's meeting", I assume you mean April 14?

AR226-2404 INTEROFFICE MEMORANDUM Datei Froras Dept; Tel No: 30-AU9-1989 02;59pm ANTHONY J.

AR226-2486 ^ David M Rurak 09/06/200201:11 PM To: cc: Subject: Robert F Pinchot/DEV/AE/DuPont@DuPont Environmental coordination _...TM_-^-- Foiwarded by David M Ruralt/AE/DuPont on 09/OS/2002 01:10 PM -- /^ Uma Chowdhry 08/28/2002 11:16 AM To: cc: Subject: David M RRuurraaklv/AAEE//ODuuPPoormrt@@UDuuPPoonntt Environmental coordination Dave, I hear you are the env coordinator for the C8 issue.

AR226-2516 LJ.

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^ *, { ^ ^ AR226-2546 ^ ^ ^?

AR226-2645 34 AR226-2645 ISlI ' Inputs / Lbs PTFE LbsC8 Step Processinq Lbs PTFE LbsC8 ill Substep Process sewer Lbs C8 Output Hazardous waste Air disposal Yarn Finishing (packing yarns) 89,379.5 133.2 'roduct 89,379.5 3ryer Vent 133.2 0.0 133.2 Spinning 825,260.0 1,229.6 Product 687,819.0 1024.9 Coag/wash Sintering 973.6 Sintered exhaust 41.0 10.2 Waste 87,319.0 130.1 Coag/wash Sintering 123.6 'umpout White 41,342.0 exhaust 61.6 5.2 1.3 61.6 waste 8,780.0 13.1 13.1 wet waste 0.0 0.0 0.0 Cleaning linse 0.0 - 0.0 totes 0.0 0.0 0.0 Clean dispersion tanks 0.0 0.0 0.0 Spill Nonroutine Ruptured containment discharges 1,532.0 2.3 tote 1,532.0 2.3 and cleanup 2.3 Total Grand total 916,171.5 1,365.1 916,171.5 1,365.1 (// , ,2..

FOR _DU PONT USE ONLY.

AR226-2811 TRADE SECRET REVIEW OF PROLIFERATTVE LESIONS OF THE EXOCRINE PANCREAS IN TWO CHRONIC FEEDING STUDIES IN RATS WITH AMMONIUM PERPLUOROOCTANOATE Authors Steven R.

tSi-jWb FOR DU'^MT USE ONLY CCt HASKELL LABORATORY AR226-2913 E.

AR226-2921 FOR DU FONT USE ONLY cc; Haskell E.

Study Sponsor: Issue Date: Document Reference No.: ELF ATOCHEM 18-Jan-94 43833\ AR226-2999 Ready Biodegradability Study (OECD301B) Author(s): J.C.

SPONSOR ElfAtochemSA.

AR226-3023 Study Title 100-Person Hunan Patch Test with H-21275 (Control I ten), H-21273 (Test I ten 1), and H-21274 (Test Item 2) Laboratory Project ID Haskell Laboratory Report No. 447-95 Study Completed On August 24, 1995 Contracting Laboratory Biosearch, Incorporated 3408-50 B Street Philadelphia, Pennsylvania 19134 Author James E.