A ft #.9.6 _ > 73/ ACUTE TOXICITY TO AQUATIC INVERTEBRATES (ACARTIA TONSA) 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).

AR22>-D0% PROTOCOL DETERMINATION OF THE MELTING POINT/MELTING RANGE OF PFOS OECD Guideline for Testing o f Chemicals, 103 Melting Poinl/Melting Range 3M Lab Request No.

ACUTE TOXICITY TO THE SALTWATER MYSID 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.

BACK TO MAIN MULTI-CITY STUDY FIELD REPORT FOR CLEVELAND TENNESSEE AND DECATUR ALABAMA - BATTELLE DUXBURY ACTIVITIES for Project Number N100672-01 submitted to July 9,1999 Prepared by Scott C.

4R2Z6'009<\ PFOS: .

A R m -0308' S t ^* (2L 1 6 2) (tt :5 -L 6 2 2) T - 632.3 T - A - 13 0-1 C K r c i^ d s o m g eW rrA ion "le ?

* 3M ftKIK-OSItO Dr.

PFOS: A DIETARY LC50 STUDY WITH THE NORTHERN BOBWHITE WILDLIFE INTERNATIONAL LTD.

/IR -0 3 S 5 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-120, or 3M Sample J2905-1. (1-Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and butyl cellosolve (approximately 25% test substance, 37.5% butyl cellosolve and 37.5% water).

Roger J.

AR226-2023 MEMO RA N D U M Date: From: Dept: Tel No: 12-Dec-1886 02:30pm EPT ANTHONY J.

3M General Offices 3M Center St.

AR226-3056 Study Title Approximate Lethal Dose (ALD) o f H-21987 in Rats Laboratory Project ID Haskell Laboratory Report No. 783-96 Author Tracy A.

TRADE SECRET AR226-3066 HLO- J997-00026 Study Title USP Biocompatibility Testing o f H-22239 (Control Item) and H-22240 (Test Item) Contracting Laboratory North American Science Associates, Inc. 2261 Tracy Road Northwood, Ohio 43619-1397 for E.

flRr& 'O 5G\ Summary PFOS Rat Two-Generation Reproduction Study Study Numbers: 3M T-6295.9, Argus 418-008 (in-life), FACT-TOX-012 (analytical).