flRUG'OHSO PHOTODEGRADATION TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC116, FC-126, FC-169, or FC-143.

AR226-2868 Copies to: E. 1. du Font de N e m o r s and Company Haskell Laboratory for Toxicology and Industrial Medicine HASKELL LABORATORY REPORT HO. 58-78 Material Tested -J Haskell Ho. 11,890 Sample Ready for Testing 12/2/77 3Other Codes j - Material Submitted bv "^Textile Fibers Department Seaford, Delaware 96-HOUR LC502 TO ULUEGILL SUKFISK Procedure: The test material, in original form, was introduced into all-glass exposure vessels and diluted with laboratory supply TOter fd^yleld tKedesiredcohcentrations in a 7.5 final volume.

AR326-00059 Synthesis and Characterization of FC-95- 14, November 2, 1979 Conducted at: Commercial Chemicals Division and Riker Laboratories, Inc. 3M St.

mi-oisQ International Research and Development Corporation SPONSOR: COMPOUND: SUBJECT: 3M Company FM-3422 Ninety Day Subacute Rhesus Monkey Toxicity Study.

&4 f t 6 - 0 7 7 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-206 or L3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).

* T -H *)g o 28 Day Percutaneous Absorption Study with FC-98 in Albino Rabbits 'r e c ' AL.- f i W t \\ ~\0 X.I ' L LtX ' Experiment No Conducted At: Dates Conducted: Conducted By: 0979AB0630 Safety Evaluation Laboratory Riker Laboratories, Inc.

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 Surface Water Samples Decatur, Alabama (W1979) Centre Analytical Laboratory Report No. 023-014B (Revision 1) Revision Date 3/21/01 Testing Laboratory Centre Analytical Laboratory', Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

A r n 6 -o w BIODEGRADATION (ABS/LAS Shake Culture Test) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC-116, FC-126, FC-169, or FC-143.

M & U 6 - 07LO MICROBIAL INHIBITION (DEHYDROGENASE ACTIVITY TEST) 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).

B IO D EG R A D A T IO N (301E) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may a lso be referred to a s P F O S , FC -95, or a s a com ponent of FC -3017. (1Octanesulfonic a d d ) (C A S # 2795-39-3).

AR226-2849 ACUTE INHALATION TOXICITY STUDIES ON FOUR MIXTURES Haskell Laboratory Report Ho. 115-76 Report by: gess logist Approved by: _ tbs rochisGwicz Chief Inhalation Toxicology Section B A B :dhg jjate Issuei February 17, 1976 Company Sanitized.

4 /U 6 - 0 6 2 ?

AR226-3330 Copy No.

Attain-ooGI BIOACCUMULATION (ANALYTICAL ONLY) TEST SUBSTANCE______________ Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonicadd, 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.

A lU 76-o io G > - )3 T O X IC IT Y T O A Q U A T IC P L A N T S (E.G., A L G A E ) T E S T S U B S T A N C E __________________________________________________ Identity: Perfluorooctanesulfonate; m ay a lso be referred to a s P F O S or FC-95. (1-Octanesulfonicacid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, C A S # 2795-39-3) R e m a rk s field: The test substance is a white powder (3M Lot 583) of uncharacterized purity.