M76-OOSX Be-) ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic add, 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 test substance is a white powder.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (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 test substance is a white powder.

Attachments to Letter to C.

MULTI-CITY STUDY FINAL FIELD REPORT FOR COLUMBUS GEORGIA AND PORT ST.

BACK TO MAIN ENVIRONMENTAL LABORATORY AOUATIC TOXICITY DATA SHEET EXPLORATORY (RANGE-FINDING TEST) LR f s/t lr Z Type T e st A U ^ S ^ S s O S - a t e r i a l T ested Test O rganism ^ S o u rc Xf' X' OM HX OC/3) ____ D a tc R o c ' d ` Avg.

BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^P hone: (814) 231-8032 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Cleveland, Tennessee (W1973) Centre Analytical Laboratory Report No. 023-007A (Revision 1) Revision Date 3/19/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

BACK TO MAIN PERFLUOROOCTANESULFONATE AND RELATED FLUOROCHEMICALS IN FISH-EATING WATER BIRDS John P.

BACK TO MAIN TOXICITY TO AQUATIC PLANTS (SELENASTRUM CAPRICORNUTUM) TEST SUBSTANCE___________________________________________ Identity: Perfluorooctanoic acid, tetrabutylammonium salt; may also be referred to as PFOA tetrabutylammonium salt, tetrabutylammonium perfluorooctanoate, N2803-2, or as a major component of L-13492.

COVAH^ THE DEVELOPMENT SERVICES COMPANY Sponsors: APME Ad-Hoc APFO Toxicology Working Group FINAL REPORT Study Title: 26-Week Capsule Toxicity Study with Ammonium Perfluorooctanoate (APFO) in Cynomolgus Monkeys Author: Peter J.

COVAH^ THE DEVELOPMENT SERVICES COMPANY Sponsor: 3M St.

ARox-oisy Attachments to Letter to C.

Apnl 2. p m BESTcopy AVAILABLE M2K-OI-7G Larry and Jeff - For the attached graphs and tables.

3M Medicine, Health Physics Industrial Hygiene, Toxicology 3M Medical Department 3M Center, Building 220-2E-02 PO Box 33220 ~ St.

/IRVi- BIODEGRADATION TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-121-X, or 3M Sample E2112 and E2566-1. (1Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and 2propanol, 1-(1,1-dimethylethoxy).

ARX-OW BIODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, orFC-109-X.