AR226-1030A037 Study Title Microbial Metabolism (Biodegradation) Studies of Perfluorooctane Sulfonate (PFOS) IV.

AR226-1030A020C BACK TO MAIN 3M Company EPI-0015 Page I of 6 FINAL REPORT Epidemiology, 220-3W-05 Medical Department 3M Company St.

FINAL REPORT Epidem iology, 220-3W -05 M edical Departm ent 3M Company St.

B A C K TO MAIN ACUTE CONTACT TOXICITY TO TERRESTRIAL INVERTEBRATES (HONEY BEE) TEST SUBSTANCE____________________________________________ Identity: Perfluorooctanesulfonate; may also be referred to as PFO 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, CAS # 2795-39-3) Rem arks field: The 3M production lot number was 217.

BACK TO MAIN / Study Title Characterization Study EtFOSE-OH, Test Control Reference #SE-035 P h a s e : S o lu b ilit y o f Et FOSE-OH in W a t e r , M e t h a n o l, a n d A c e to n e Data Requirement 40 CFR 160.105(b) Author Mark E.

ENVIRONMENTAL PHYSICAL/CHEMICAL, FATE, EFFECTS AND MONITORING STUDIES HYDROLYSIS BACK TO COMPOUNDS STUDY TITLE COMPOUND LABORATORY REPORT NUMBER (LRN) SUMMARIES Hydrolysis Executive Sum m ary H ydrolysis Reactions of P ertluorooctane Sulfonate (PFOS) PFOS W 1878 Robust Sum mary H ydrolysisR eactions o f 2-(N -ethylperfluoroctanesulfonam ido)-E thyl A lcohol (N-EtFO SE-ALCO HO L) H ydrolysis Reactions of P erfluorooctanoic Acid (PFOA) H ydrolysis R eactions of 2-(N -M ethylperfluoroctanesuIfonam ido)Ethyl Alcohol H ydrolysis Reactions of P erfluorooctanesulfonam ide (FOSA) N-EtFO SE-OH PFOA N-M eFOSE-OH FOSA W 1872 E00-1851 W 1880 EL-1132 Robust Sum mary Robust Sum mary Robust Sum mary Robust Sum mary

BACK TO MAIN 3M ENVIRONMENTAL LABORATORY INHIBITORY FFECTS OFL-13492 O N ACTIVATED SLUDGE RESPIRATION REPORT COMPLETED: July 26, 1995 !

3M Medical Department Study: T-6295.12 BACK TO MAIN Analytical Report: FACT T O X -110 LRN-U2849 Study Title Oral (Gavage) Pharmacokinetic Study of PFOS in Rats Analytical Laboratory Report Title Determination of the Presence and Concentration of Perfluorooctanesulfonate (PFOS) in Serum, Liver, Urine, and Feces Samples Data Requirement Not Applicable A u th o r 3M Environmental Laboratory Study Completion Date at signing Performing Laboratories Urine Analyses Feces Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

BACK TO MAIN Biodegradation study Report The 18-Day Aerobic Biodegradation Study of Perfluorooctanesulfonyl-Based Chemistries Project Number 3M Project ID: Not Available Contract Analytical Project ID: CA097 Study Director Cleston C.

BACK TO MAIN 740101 ENVIRONMENTAL ENGINEERING LABORATORY AQUATIC TOXICITY WORK SHEET Type Test 96 Hours -*A ?

PFOS ATTACHMENT TO LETTER OF JANUARY 30, 2002 3M FLUOROCHEMICAL SUBMISSION BIBLIOGRAPHY Perfluorooctanesulfonate Case MT, York RG, and Christian MS (2001).

Larry R.

Attachment to Letter to C.

AFOT-OiasAttachments to Letter to C.

A R 2 2 J6 -O I* 4 ATTACHMENT TO LETTER TO C.