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.

AR226-2065 WASHINGTON WORKS INDUSTRIAL HYGIENE REPORT FROM 1-Jan-I988 TO 3i-0ct-199i 31-0cfc-199i Page 1 AREA; FLUOROCARBONS - HOMOPOLYMERS CHEMICAL SAMPLE LOCATION *;CONTROL C-S/FC-143 104 P/S-FINE POWDER AUTOCLAVE OPER *: DATE!

ES-3606 FOR DU'PONT OSE ONLY HASKELL LABORATORY AR226-2913 II B.

THE NEW YORK TIMES,:.

y* Polymer Products Department Research and Development Division Experimental Station ' AR226-2387 cet S C Croft - 256 M- A* Kaiser - 256 T.

FOR DU PONT USE ONLY AR226-2792 Subchronic Inhalation Toxicity of iln Rats Haskell Laboratory Report No. 273-85 MR No E.

FOR DU PONT USE ONLY AR226-2937 Du Pont HLR 784-88 .

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Internal Correspondence B A C K TO M AIN t, Commercial Chemicals Analytical Report #247 To: M.

( \ m r O M lj BIODEGRADATION (BOD) TEST SUBSTANCE Identity: Perfluorooctanoic acid; may also be referred to as PFOA, FC- 26, or FX-1001.

M 0802s ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206C and L-5439. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was 501.

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AR33&-0268 " -% li.rtR 7 iil 3M Synthesis and Characterization of N-Ethyl FOSE- 14C December 11, 1980 Conducted at: During: Commercial Chemicals Division and Riker Laboratories, Inc. 3M St.

Oral Rangefinder Study of T-2999CoC in Pregnant Rabbits Experiment No. : Conducted At: Dosing Period: Study Director: 0680RB.0019 Safety Evaluation Laboratory Riker Laboratories, Inc.

Acute Ocular Irritation Test with T-2997CoC in Albino Rabbits Experiment No.: Conducted At: Dates Conducted: Conducted By: Reviewed By: M.