EOS-0210 Interim Report #18 Northern Alabama Potable Witter Systems, December 2005 Interim Report #18: Analysis of Water Samples from Northern Alabama Potable Water Systems, December 2005 Study Title A nalysis of Perfluo robutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), an d Perfluorooctanesulfonate (PFOS) in Wate r , So il, S edim ent, Fis h , Clam s, V eg etatio n , Sm all Mam m al Liver an d Sm all Mam m al S erum Using LC/MS/MS FOR THE 3M DECATUR MONITORING PROGRAM Data Requirement EPA TSCA Good Laboratory Practice Standards 40 CFR 792 Author M ichelle D.

-r.'

ROBERT V.

Underwriters Laboratories Inc.

EOS-0210 Interim Report #18 Northern Alabama Potable Witter Systems, December 2005 Interim Report #18: Analysis of Water Samples from Northern Alabama Potable Water Systems, December 2005 Study Title A nalysis of Perfluo robutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), an d Perfluorooctanesulfonate (PFOS) in Wate r , So il, S edim ent, Fis h , Clam s, V eg etatio n , Sm all Mam m al Liver an d Sm all Mam m al S erum Using LC/MS/MS FOR THE 3M DECATUR MONITORING PROGRAM Data Requirement EPA TSCA Good Laboratory Practice Standards 40 CFR 792 Author M ichelle D.

3M Environmental Laboratory POOO3268; Interim Report#4 Analytical Report Analysis of PFBS, PFHS, and PFOS from 3M Decatur Offsite 600 Series Wells MPI GLP Protocol Number: P0003268 Interim Report#4 Data Requirement 40 CFR Part 792 Author M ichelle D.

A R &S.6 _ O W BIODEGRADATION (BOD/COD) T E S T SU BSTAN CE___________________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFO S, FC-95, or as a component of FC-3041. (1Octanesulfonic acid) (C A S # 2795-39-3).

*+2Z(>` tC83 From: 8 n a rt J on 10*12/2001 12:36 PM To rwMyJjmi Q h ia m l com cc: rmniityQPoOndnrtic not, mptaQthofotiogroup.com. imotzQwiimingtontnjstcom Subject Oct 12 Hi Bom, Another groat weather day here, plenty of sunshine, shirt weather and Oct 12. previously known as Columbus Oay.

Enclosure 3 Removal of PFOA with Granular Activated Carbon 3M Wastewater Treatment System Monitoring There are many factors that can influence the adsorption of a chemical constituent onto activated carbon.

1 - ^ 226-/76/ Wildlife International, Ltd.__________________ __________ Project Number 454A-104 PFOS: A 48-HOUR STATIC ACUTE TOXICITY TEST WITH THE CLADOCERAN (Daphnia magnet) ADDENDUM WILDLIFE INTERNATIONAL, LTD.

-AflUlo- Wildlife International, Ltd. -1 - Project Number 454C-107 DETERMINATION OF THE W ATER SOLUBILITY OF PFOS BY THE SHAKE FLASK METHOD ADDENDUM WILDLIFE INTERNATIONAL, LTD.

Attachment 2 * * 6 -/7 7 6 -e.

3M Medical Department Study: T-6295.4 Analytical Report: FACT TOX-002 LRN-U2121 Study Title 104-Week Dietary Chronic Toxicity Study with Perfluorooctane Sulfonic Acid Potassium Salt (PFOS T-6295) in Rats (Covance Study No.: 6329-183) Analytical Laboratory Report Title Determination of the Presence and Concentration of Perfluorooctanesulfonate (PFOS) in Liver and Serum Specimens of Crl:CD(SD) IGS BR Rats Exposed to Perfluorooctane Sulfonic Acid Potassium Salt (PFOS T-6295) Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date At signing Performing Laboratories Liver and Serum Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

AR226-1486 ENVIRONMENTAL AND HEALTH ASSESSMENT OF PERFLUOROOCTANE SULFONIC ACID AND ITS SALTS August 20, 2003 Prepared by 3M in consultation with Jack Moore, D.V.M., DABT, Hollyhouse, Inc.

Study Title T e n n e s s e e R iv e r V a lle y S a m p le s Author Mark E.