DuPont Fluoroproducts AR226-2342 DuPont Fluoroproducts Chestnut Run Plaza P.O.

AR226-2155 C atherine A Barton j j 08/27/2001 03:24 PM ' To: Debbie J MuIrooney/AE/DuPont@ DuPont, Robert F Pinehot/DEV/AE/DuPont DuPont cc: Catherine A Bartan/AE/DuPorrt@ DuPont Subject: Recap of our meeting Just s o w e're on the sam e p age (and so l can rem em ber w hat w e sa id we'd do a w eek from now), I've sum m arized som e notes from our meeting today.

DuPontTM, the DuPont Oval Logo, and all trademarks and service marks denoted with TM, SM or are owned by affiliates of DuPont de Nemours, Inc. unless otherwise noted. 2015-2022 DuPont.

Brebne^/ QA Auditor DuPont Co.

setae dupont presentations tracking document.doc Page 12 of 12

Hefler: 0008118657 As a further supplement to our July 3, July 31, and August 5, 2003, letters on the referenced topic, we have enclosed a copy ofa C-8 blood model developed by E.I. duPont de Nemours and Company ("DuPont"), which relates to DuPont's knowledge of estimated levels of perfluorooctanoate concentrations in the bloodof the communities exposed to DuPont's C-8 `emissions in air and water, as of October 10, 2001 Very truly yours, RABimdm Robert A.

CBaiclaennidaalrRYeepaorrt20f0or3EmissionsofPFOA DuPont - Washington Works Page 2012 scrubber efficiencies.

Debbie J Mulrooney Debbie J Mulrooney 11/29/2001 08:41 AM To: cc: Subject: Chris E Shoop/AE/DuPont@DuPont Revised Spreadsheet Chris, One more question for you.

P-1 fflU T O May 24, 2007 fl -2 Z & 3 7 & / ' 07_ li7 7 7 " '" 77 0: 03 DuPont Haskell Laboratory for Health and Environmental Sciences Elkton Road, P.O.

AR226-2156 Catherine A Barton A 07/08/2001 04:23 PM To: Robert F Pinchot/DEV/AE/DuPont@DuPont cc: Debbie J Mulrooney/AE/DuPont@DuPont Subject: Rob, I hope you had a nice vacation last week.

Buck - DuPont Chemical Solutions Enterprise P.

AR226-2156 Catherine A Barton ^ 07/08/2001 04:23 PM To: cc: Subject: Robert F Pinchot/DEV/AE/DuPont@DuPont Debbie J Mulrooney/AE/DuPont@DuPont Rob, I hope you had a nice vacation last week.

DuPont indicated that for many years most of their focus had been on occupational areas, but that this had changed when the issucs. with PFOS were recognized.

Therefore, 3M would have no objection to my assisting Dupont provided we maintain confidentially between the two companies and that Dupont does not disqualify me as a potential expert for 3M.

' Debbie J Muirooney 10/12/2001 04:00 PM ` To: Robert F Pinehot/DEV/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont cc: Subject: Met Data used in Modeling F Y I, here is the m et data for the day in question (Novem ber 1 2 ,1 9 9 6 ).