AR226-2429 CONCEPTUAL CLOSURE PLAN - LETARTLANDFILL SW/NPBES PERMIT APPLICATION NO.

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AR226-2594 s/rV ?

FEB. 20. 2002 9 :34AM Michael B a t e , Chief Division o f Drinking and Ground Waters Post Office Box 1049 Columbus, OH 43216-1049 Dear Mr.

AR226-2613 AR226-2613 C:\Documents and Settings\BARTONC\Desktop\c8\chambers DISPERSION MODELING PROTOCOL Plant-wide C8 Emissions DuPont Chambers Works Facility Deepwater, New Jersey Prepared by: DuPont Engineering Technology (DuET) Environmental Section Wilmington, DE 19898 April 9,2003 DuPont Chambers Works Air Quality Modeling Protocol The following sections describe the dispersion modeling methodology to be employed in order to assess the locations of maximum ambient air concentrations resulting from C8 emissions at the DuPont Chambers Works facility located in Deepwater, New Jersey. 1.

AR226-2635 23 AR226-2635 AIR QUALITY DISPERSION MODELING ANALYSIS OF C8 EMISSIONS DuPont Fayetteville, North Carolina Facility Prepared by: Charles J.

RECYCLED I */ AR226-2654 AR226-2654 ISC Modeling Methodology and Results Introduction This report summarizes dispersion modeling that was completed for the DuPont Washington Works facility to demonstrate that the emission limits included in Permit Application 2365D for the PFA(Cl-P) operation complies with the C-8 assessment of toxicity (CAT) recommended airborne screening level o f 1.0 ug/m3 at the property line fence.

AR226-2712 AR226-2712 Environmental impact of the Degradation of Materials Degradation of all materials, whether naturally occurring or man-made, necessarily produces chemicals as a result of the process.

H-24921: Dermal Sensitization Test - Buehler Method AR226-2804 DuPont-7977 TRADE SECRET STUDY TITLE H -24921: Dermal Sensitization Test - Buehler M ethod LABORATORY PROJECT IDENTIFICATION DuPont-7977 PSL Study Num ber 11321 Work Request N u m b e^jiB M Q Service Code N u m b e r ^ p DATA REQUIREMENT U.S.

AR226-2850 Copies to.

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TRADE SECRET Study Title H-24159: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Supplement No. 1 Laboratory Project ID: DuPont-4182 DuPont-4182 Supplement No. 1 AR226-3217 A u t h o r : Carol Finlay, B.A.

F MAM - -3-2T/ TRADE SECRET ftkUM -.32X1 DuPont-11238 Study Title H-25357: Approximate Lethal Dose (ALD) by Skin Absorption in Rabbits Laboratory Project ID: DuPont-11238 A u t h o r : Carol Finlay, B.A.

r -- --------------------------------------------------------------------- -- -- -- *------------ AtM- 503 TRADE SECRET Study Title H-25425: Repeated-Dose Dermal Toxicity 28-Day Study in Male Rats DuPont-13830 Test Guidelines: U.S.

A R & A 6 _ 3 if- r 29 000250 AL NO.: -2239 -2240 -2241 -2242 -2243 -2293 -2294 -2295 -2396 -2397 -2530 -3906 -2531 -2532 -2533 -2534 -2613 -2614 -2615 -2616 -2617 -2618 -3910 -3915 -3919 -3912 -3913 -3907 -3911 -3909 -3914 -3917 OPERATORS OTHERS: DU FONT DE NEMO.URS (NEDERLAND) B.V. ________ DORDRECHT WORKS. 20 OCTOBER 1981 C-8 EXPOSURE rn POLYMER M n C-E. 1979 1978 1972 1977 1970 1972 1977 1969 1971 1979 1976 If 1973 1975 1972 1968 1968 1979 1970 1968 1975 1968 C-8 PPM IN BLOOD: POLYKItlkl fleams*.