M 3 2 6 _ 0X37 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE___________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-600. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was Belgium 2367.

Attachments to Letter to C.

AR226-0980 has actually been processed as 8EHQ-0101-0373 but is included here in FYI-0101-1378 as well as it was received as an attachment to this FYI.

qfifj S CDWMT 7-11 A TECHNICAL REPORT SUMMARY ORIGINALTO: TECHNICAL COMMUNICATIONS CENTER - 201-2CN , important -- I f report sprinted on both sides o f paper, send two copies to TCC

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AR2.A6 _ //> OCT 2 5 202 THIRD QUARTER 2002 SURFACE WATER AND GROUNDWATER MONITORING REPORT FOR WASHINGTON WORKS FACILITY AND LOCAL, LETART AND DRY RUN LANDFILLS WASHINGTON, WV Date: October 2002 Project No.: D6WW7423.01 18983635.20000 A CORPORATE REMEDIATION GROUP An Alliance between DuPont and URS Diamond Barley Mill Plaza, Building 27 Wilmington, Delaware 19805 oo CONTAIN NO CBI 000163 Surface water And Groundwater Monitoring Report Table of Contents TABLE OF CONTENTS 1.0 Introduction................................................................................................................... 1 2.0 C-8 Analytical Reporting............................................................................................. 2 3.0 Washington WorksFacility.......................................................................................... 3 4.0 Local Landfill................................................................................................................4 5.0 Letart Landfill...............................................................................................................5 6.0 Dry Run Landfill.......................................................................................................... 6 7.0 References..................................................................................................................... 7 Table 1.0 Table 1.1A Table 1.1B Table 2.0 Table 2.1A Table 2.

3M Medical Department Corporate Toxicology 3M Center, Building 220-2E-02 St.

n \ t 5MO S' ff RECEIVED OPPT NC/ C 20O34PR27 ph 2: k5 M A A 6 - IMO NAME ORGANIZATION TELEPHONE # E-MAIL ADDRESS h/fa* pf P c n b - C r /lw j t D A t/iv G retfH M " itl h M i c h a e l A> S>Opnj/Yt) TvO**/" .S '>*****/ op e r/c e p Duw& Jyt / 3 4 4 7f IH *- -u/ 3 2^ 2- Z(,Lf t O f 20?

-- 1 3 6 /^ A SURVEY OF SELECTED FLUOROCHEMICALS IN THE DECATUR ALABAMA AREA 2002 SAMPLING Preparedfor: 3M St.

r AR226-1404 Tl CC: POLYMERS OCCUPATIONAL H E A L T H COPY LIST A R A R G - IH-0 / f JUNE II, 1991 TO: POLYMERS OCCUPATIONAL HEALTH SITE CONTACTS FROM: / Ut V)AjMY<1tS.nULB3E*RGAELs - ACCEPTABLE EXPOSURE LIMITS The following changes were made in the AEL list at the June meeting.

r - -------------------------------------------------------------------------A fiM - * -3 2 3 3 R E V . 6-62 DON'T SAY IT--WRITE IT TO________________________________________________ DATE AT __________________________________________ FROM.

ATTACHMENT 2 AR226-1540 SEPTEMBER 2002 THROUGH AUGUST 2003 AIR DISPERSION MODELING ANALYSIS OF APFO EMISSIONS DuPont Washington Works Facility Parkersburg, West Virginia RECEIVED OPPT NCIC 2003 October 31 8:25AM Prepared for: West Virginia Department of Environmental Protection Division of Air Quality 7012 MacCorkle Ave, SE Charleston, WV 25304-2943 Prepared by: DuPont Engineering Technology (DuET) Environmental Section Wilmington, DE 19898 October 17, 2003 1.

ENTRAL RESEARCH & DEVELOPMENT DEPARTMENT Haskell Laboratory for Toxicology and Industrial Medicine 4/LZ-Z&-l&l4 cc: P.

DR.U.NOACK-LABORATORIUM FR ANGEWANDTE BIOLOGIE 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro- Daphnia magna Reproduction Test (21 d) Limit Test according to OECD-Guideline 211 for Testing of Chemicals (adopted September 198) Sponsor Telomer Research Project Asahi Glass Clariant Daikin Industries Ltd Dupont Author Martina Noack Testing Facility D r .U .N o a c k -L ab o r a to r iu m FR ANGEWANDTE BIOLOGIE Kthe-Paulus-Str. 1 D-31157 Sarstedt Laboratory Project ID Project-No. 020719CK Study-No.

' r e c e i v e d OPPT SRPT 20G1MV 12 ^ Cj: 10 Study No.