310 Bonk Sfmei Decatur, Alabama 35601 256.353.291D tsla 256.353.3944 lax w w w .TTU NC.com geotechnical mm a n a l y t i c a l * m a t e r i a l s * e n v i r o n m e n t a l ........................................ ....... -- Decatur.

AkA.n6.oG%0 raceAnalytical" Field Services Division Pace Analytical Services, Inc. 1700ElmStreet, Suite200 Minneapolis, MN55414 Phone: 612.607.1700 Fax: 612.607.6444 Port St.

0710 BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

VWI 2.6- 0792, SUMMARY FOR WORK PERFORMED BY THE GERMAN ARMY ON FOAM EXTINGUISHING AGENTS MANUFACTURED BY MULTIPLE COMPANIES TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesuifonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206. (1-Octanesulfonic acid) (CAS # 2795-39-3).

M A Z 6 - O S S *!

A/LJ.A6 - 032r I'mnivvcn Ink <&Chemicals, Inc.

4nhi %, j r n t L L <lfl- J ffly AP-AG - U 3ft UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 N O V ?

1 /8V From.

Corporate Health Physics Corporate Industrial Hygiene & Ergonomics Corporate Occupational Medicine Corporate Toxicology 3M Medical Department 3M Center, Building 220-2E-02 PO Box 33220 ' - ' St.

3M ENVIRONMENTAL LABORATORY REPORT NO.

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 239580 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: 09/02/2005 Signature Name: Richard C.

CHAIN OF CUSTODY / ANALYSIS REQUEST FORM Tuscaloosa Testing Laboratory T: 256-353-2910 PAGE 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.kesari(5)westonsolutions.com Project Name: Reference No: Decatur, AL FSIA GP Investigation 02181-129-081-0001 1 \NALYSES REQUESTEI Sampler: T.

Technology an d T rad itio n Construction M aterials Engineering arm Testing Enrironmcnlsi Engineering and Consulting m Gsotachmcai Engineering m Aaaivticgi Services M TRANSMITTAL TO: Weston Solutions, Inc.___________ D A TE: April 20, 2005_______ 1625 Pumphrev Ave_____________ TT L JO B N U M B E R : 020504-041 Auburn.

REQ 41220 ARii&-0Z>5 R.

I IN VITRO MICROBIOLOGICAL MUTAGENICITY ASSAYS OF 3M COMPANY'S COMPOUND T-2997CoC Final Report January 1981 Prepared for: 3M COMPANY Medical Department General Offices, 3M Center St.