Does not contain TSCA CBI Approximate l.ulhal Dost-* (Al.i)) I H-21953 in Rais DuPont HLR 795-96 B.

Results B2-1 C2-1 120 ppm wt 410 ppm wt CHCI3 Dyneon shred, Me-blue CHCI3 DuPont shred, Me-Wue B2-2 C2 2 B2-8 C2-B .068 ppm wt .097 ppm wt .065 ppm wt 106 ppm wt EthOH Dyneon shred, GC EthOH DuPont shred, GC EthOH Dyneon shred, G C EthOH DuPont shred, GC P-4 Discussion 1.

P-1 January 15, 2009 DuPont Haskell Global Centers for Health and Environmental Sciences 1090 Elkton Road, P.O.

DuPont-6818 Physical Characteristics: Opaque tan liquid Sponsor: E.

460 in DuPont HLBl7iLaft 8to?

P H nu- aoif. 486 DuPont Haskell Laboratory for Health and Environmental Sciences M zu - i m TO: FROM: MRFIL] POCKET H-24921 J.

Catherine A Barton y Catherine A Barton 04/02/2003 04:57 PM To: cc: Subject Charles J Zarzecki/AE/DuPont@DuPont Re: Beychok Article D Charlie, First, thanks for taking the time to go over Beychok's article thoroughly- I have the same instinctive feeling that you do: to lambast (yes. its' a great word) the model is a losing battle.

HR s -Kissa, Fluorinated surfactants and repellents Material Safety Data Sheets/ Product data sheets A desk study commissioned b y the Dutch Ministry of T ran sp o rt Public W orks ________ and W a te r M anagem ent__________________________ EID 676807 Perfluorinated Surfactants Dupont / UvA / RIKZ Meeting, 07-05-2002 ...and from additional sources > Interviews with: mm * Chemicals manufa 3M , Asahi, AtoFina, Bayer, Clariant, Daikin, Dupont, M iteni, APM U s e r s !

Huyser January 3, 2018 Page 2 DuPont during the course of DuPont's long-term business relationship with 3M with respect to certain perfluorochemical issues and products.

OEPA/DuPont Off-site Water Sampling Review ^ ;:.i .. i: ' - s -" '' -' " ' :.: i;: ' ,'*. ..- ' ...

Diaz, look at the Dupont Letart Landfill for a review of the existing hydrogeology.

E P A has a different interpretation of the groundwater then DuPont.

Oiaz, look at the Dupont Letart Landfill for a review of the existing hydrogeology.

Results B2-1 120 ppm wt CHCI3 Dyneon shred, Me-blue C2-1 .410 ppm wt CHC 1 3 DuPont shred, Me-blue B2-2 .068 ppm wt EthOH Dyneon shred, GC C2-2 .097 ppm wt EthOH DuPont shred, GC 62-8 .065 ppm wt EthOH Dyneon shred, GC C2-8 106 ppm wt EthOH DuPont shred, GC EZD751387 p. 4 Discussion 1 .

Does not contain TSCA CBf DuPont HLO 289-95 GENERAL INFORMATION I f Substance Tested!