Internal Correspondence *7ARlTJo-OHtH oaJ To: D.

AP AA6 - O?

A R SlA 6 _ 0 8 7 / BIODEGRADATION (OECD 301D) I ES31SUB5TAMCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-780B. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R RS.& _ 0 9 l6 ACUTE TO XICITY TO FISH (FATHEAD MINNOW ) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FX-3104. (1Octanesulfonic acid) (CAS # 2795-39-3).

-JR PRODUCTS DEPARTMENT -*a m b e r s w o r k s W.

Section I - Nylon-Teflon 7 - 2- August 31, 1981 ^ezz4rH55 C.

Internal Correspondence cc: James Boyd - Chemolite 116-1 Eileen Fasbender - 116-1 F.

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

PERSONAL AND CONFIDENTIAL AR226-1981 O.

AR226-2796 _ ' !

1 force eked "1i SSuiFgng M27o0s35c0a5 S3S16Cae1n0t0r0 n TWO YEAR ORAL (DIET) TOXICITY / CARCINOGENICITY + STUDY OF FLUOROCHEMICAL FM-3924 IN RATS 1 (RIKER Experinent No. 0281CRO012) i7 Conducted During April, 1981 - - May, 1983 1 Volune 4 of 1 RIKER Laboratories, Inc. / 3M Company St.

am E.

Reference: 1.

FOR DU POST USE ONLY AR226-2928 Approximate Lethal Concentration by Inhalation (ALC) of Haskell Laboratory Report No. 279-85 Haskell E.

DEPARTMENT OF THE NAVY N A V A L #.