SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 249891 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur Attention: Jai Kesari Date: 01/03/2007 Signature Name: Richard C.

BACK TO MAIN PFOS: A 96-HOUR TOXICITY TEST WITH THE FRESHWATER DIATOM {Navcula pelliculosa) FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

3 \I General Offices 3M Center St.

L arry R.

Katherine E.

AR22&o 5M Attachments to Letter to C.

CAS Number 335-67-1,3825-26-1,335-95-5 3M Company 6/8/2000 Voluntary Use and Exposure Information Profile Perfluorooctanoic Acid and Salts I.

AZ S.6 -. 0&& ppi Mac 2MSEP-6 Png; 5 ?

K L U L i VC.U 3M Specialty Materials 3fP September 20, 2000 3M Center St.

C lariant CBI M eeting, A pril 2,2003 NAME tA nranrA :A h n/!

MX.Z6 _ 134-7 RECEIVED OPPTHCIC rTelomer Research Program jjfsrI r VVVii ASAMK.I.*?

/!"

NORTHERN KENTUCKY OFFICE SUITE 340 1717 DIXIE HIGHWAY COVINGTON, KENTUCKY 41011-4704 606-331-2838 513-381-2838 FAX: 513-381-6613 DAYTON, OHIO OFFICE SUITE 900 110 NORTH MAIN STREET DAYTON, OHIO 45402-1786 937-228-2838 FAX: 937-228-2816 TAFT, STETTINIUS & HOLLISTER LLP 425 WALNUT STREET, SUITE 1800 CINCINNATI, OHIO 45202-3957 513-381-2838 FAX: 513-381-0205 www.taftlaw.com CLEVELAND, OHIO OFFICE 3500 BP TOWER 200 PUBLIC SQUARE CLEVELAND, OHIO 44114-2302 216-241-2838 FAX: 216-241-3707 COLUMBUS, OHIO OFFICE 21 EAST STATE STREET COLUMBUS, OHIO 43215-4221 614-221-2838 FAX:614-221 -2007 Robert A.

PERFLUOROOCTANESULFONATE, POTASSIUM SALT (PFOS): A FLOW-THROUGH BIOCONCENTRATION TEST WITH THE BLUEGILL (Lepomis macrochirus) FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

.S.6 _05 RECEIVED oppi neic : i( 2000 SEP-6 PM12=56 \ 1 I