Stephen W C onstable 09/08/2000 11:02 AM To: W illiam G 0 'Brien/AE/DuPont@DuPont cc: Ta-Wei Fu/CL/DuPont@DuPont Subject: analytical for C8 I met willi Ta-Wei (his morning and he mentioned dial you were searching for a method to analyze CK.

M A M - 3 3 1If. 496 evelopmental Toxicity Study in Rats DuPont-10157 TRADE SECRET Study Title developmental Toxicity Study in Rats Laboratory Project ID: DuPont-10157 Test Gu id elin es: United States (U.S.)

Does not contain TSCA CBi Eye Irritation Test with H-21946 in Rabbits SIGNATURE PAGE DuPont HLR 788-96 Report by: JAJLLLL Q.

DuPont-3268 Company Sanitized.

DuPont-3615 Com pany Sanitized.

RECYCLED AR226-2670 DuPont Legal Andrea V Malinowski * Corporate Counsel DuPont Legal D-8078 E.

DuPont-3606 Company Sanitized.

DuPont-3312 ompany Sanitized.

DuPont de Nemours and Company 1007 Market Street Wilmington, DE 19898 Re: Information Request DuPont Chambers Works Dear Ms.

Does not contain t q ^ a ___ 7 DuPont HLR 591-92 F .

AR226-2545 WVD045875291 DUPONT WASHINGTON WORKS RESPONSE TO EPA RFI WORK PLAN NOTICE QF DEFICIENCY (KOD) COMMENTS An NOD letter dated 1/15/98 concerning the 9/24/97 DuPont Washington Works RFI Workplan, was received from Region III EPA on 1/20/98.

Science Newark, DE 19714-0050 TestGuUeHue:Not Applicable Dads Completed: June 25,2004 LaboratoryProjectID: DuPont-15261 Work requestNumber: 14459 Sendee CodeNumber: 1243 Subm itted B y: HNEE.leakLwstkodaenrnlklRP,LoDoaanbEdto,drP1ae9.tNOo7r1e.yB4mf-oo0o0rux5Hr5s0e0aanldthCaonmd Epannvyironmental Science A u th ors DuPont-15261 PVeetteerriCn.aMryuPmath, Dol.oVgJis&t ,DiplomateA.V.CP.

AR226-2670 0 DuPont Legal Andrea V.

DuPont-2121 -5 S-OtTrpany Sanitized.

A ssociate Scientist 3 l~ /r\A # ~ 2 o o 5 D ate Applicant / Sponsor:__________________________________________ __________ DuPont Representative Date -2Company Sanitized.