Internal Correspondence in Ij* Clair Murphy - 116-1 - 01-064 Tom Pietrs - 22-1 - 01/064 I'-'^ Dean Dworak - 41-1 - 01/064 Cliff Ruschmeyer - 116-1 - 01/064 John Pilney - 47-1 - 01/064 Tom Christ - 110-1 - 01/064 Gordon Weum - 47-1 - 01/064 TO: Glenn Damerell - 70-1-01 - 01/064 From: Larry R.

3M General Offices >p 3M March 17, 2000 3M Center St.

AR *6 - TO XICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-3017. (1Octanesulfonic acid) (CAS # 2795-39-3).

f o r m 8 7 4 7 -1 1-A ORIGINAL TECHNICAL REPORT SUMMARY TO: T E C H N IC A L C O M M U N IC A T IO N S CEN TER - 201-2CN ,im portant -- If report is prin ted on both sides o f paper, send two copies to T C C J O ivision CRL - Analytical and Properties Research Laboratory Project Trace Fluorochemicals in the Environment R eport Titla ~* -- IRDC 137-092: FC-95/Monkey To J.

3h f f r figlZG- lO f fe 'z.o p .o o o o o 1 3 Ce: S.

3M ENVIRONMENTAL LABORATORY REPORT NO.

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 244404 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur - FC Investigation Attention: Jai Kesari Date: 02/28/2006 Signature Name: Richard C.

CHAIN OF CUSTODY / ANALYSIS REQUEST FORM Tuscaloosa Testing Laboratory T: 256-353-2910 PAGE / of "2-- PROJECT INFORMATION Client: Weston Solutions, Inc. 1400 Weston Way, Bldg. 5-2 West Chester, PA 19380 T: 610-701-3761 F: 610-701-7401 Project Manager: Jai Kesari em<ail: i.kesaritf&westonsolutions.com Project Name: Reference No: Decatur, AL FSIA GP Investigation 02181-129-081-0001 ANALYSES REQUESTED Sampler: T.

STL Burlington Colchester, Vermont Sample Data Summary Package SDG: 117522 SEVERN TRENT STL November 30, 2006 Mr.

r--- ----------- - Corporate Health Physics Corporate Occupational Medicine Corporate Product Responsibility Corporate Toxicology 3M Medical Department 3M Center, 220-2E-02 PO Box 33220 St.

3M General Offices 3M Center St.

AR226-1030A020A BACK TO MAIN 3M Company Page 1 of 32 FINAL REPORT Epidemiology, 220-3W-05 Medical Department 3M Company ______________________ St.

AR226-1030A043 BACK TO MAIN POTENTIAL FOR ENVIRONMENTAL IMPACT OF AFA-6 SURFACTANT A Report for: PANARCTIC OILS LTD.

BACK TO MAIN BACK TO MAIN Z.

BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^P hone: (814) 231-8032 Fax: (814) 231-1253or (814) 231-1580 Analytical Report Fluorochemical Characterization of Sediment, POTW Sludge, and Landfill Leachate Samples Pensacola, FL (W2176) Centre Analytical Laboratory Report No. 023-014T (Revision 1) Revision Date 3/28/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.