HECYCLEO 05 AR226-2656 AR226-2656 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 the form R13 permits (815E, 1353B, 1953B, and 2365C) comply with the C-8 assessment o f toxicity (CAT) recommended airborne screening level of 1.0 ug/m3 at the property line fence.

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ARUM - x i DuPont-8968 TRADE SECRET Study Title H-24890: Bacterial Reverse Mutation Test with an Independent Repeat Assay Test Substance H-24890 Authors Valentine O.

ft _ 367^ Method 555: PFBA, PFPeA, PFHxA, PFOA, PFBS, PFHxS and PFOS Collected: 4/20/06 Analyzed: 4/28/06 Site: Oakdale City Well Project: HC Sam ple ID Field ID 200608268 206043 E01 200608269 206044 E02 200608270 206045 E03 200608271 206046 E04 (duplicate) 200608272 206047 E06 200608273 206048 E07 200608274 206049 E08 200608275 trip blank well#1 well#2 well#3 well#5 well#7 well#8 well#9 Dataset 042806sa1 042806sa1 042806sa1 042806sa1 042806sa1 042806sa1 042806sa1 042806sa1 d TT- P F B A (p pb ) Factor Meas.

AR N-Et FOSE alcohol IAcute Toxicity - 0002S8 International Research and Development Corporation SPONSOR: TEST MATERIAL: SUBJECT: 3M Company FM-3422 Acute Oral Toxicity (LD,n) Study in Rats.

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A R 1 U -0 1 5 I Laboratory Report Interim Report of Preliminary Data for 26 Week Capsule Toxicology Study with PFOS in Cynomolgus Monkeys Laboratory Report No.

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BAKT MAIN 3M Environmental Laboratory BaciCopyof wtaBHaHv r SJlOO M ethod D e t e r m in a t io n o f P e r fl u o r o o c t a n e SULFONATE (PFO S), P e r f l u o r o o c t a n e SULFONYLAMIDE (PFO SA ), AND PERFLUOROOCTANOATE (POAA) IN WATER BY LlQUIDSo u d E x tr a c tio n and H ig h -P e r fo r m a n c e L iq u id C h ro m a to g ra ph y /T a n d em M a ss Sp e c t r o m e t r y (H PLC/M S/M S) M ethod N um ber: ETS-8-154.0 A doption Dote: / looq A uthor: K risten J.

ENVIRONMENTAL PHYSICAL/CHEMICAL, FATE, EFFECTS AND MONITORING STUDIES COMBUSTION BACK TO COMPOUNDS STUDY TITLE LABORATORY OR DATE AUTHOR COMPLETED TYPE Environmental Fate and Transport Executive Summary Flurochemical Decompostion Processes.

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