ARRR6 - 0925 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85, or as a component of L-4647. (1- Octanesulfonic acid) (CAS # 2795-39-3).

FOR _DU PONT USE ONLY.

BIODEGRADATION (301E) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredto as PFOS, FC-95, or as a component ofFC-203.

TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity:A mixturecontainingperfluorooetanesulfonamtaey; alsobe referretdo as PFOS, FC-95,or as a component ofFC-203C and L-5440.(1-Octanesulfoniaccid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecpaoftlausosriou-m, saltC,AS # 2795-39-3) Remarks: The 3M productionlotnumber was notnoted.The test sample isFC-203C and isreferretdo by thetestinglaboratoryas "81-1/8".

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh;i,chmay alsobe referredtoas PFOS, FC-95, or as a component ofFX-3106. (1Octanesulfoniaccid)(CAS # 2795-39-3).

AR226-1030A045 BACK TO MAIN 2=225 POTENTIAL FOR ENVIRONMENTAL IMPACT OF AFA-6 SURFACTANT A Report for: PANARCTIC OILS LTD.

BACK TO MAIN 35?

BACK TO MAIN MELTING POINT TEST SUBSTANCE Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

AR A A S _ C& 0 3 ACUTE TO XICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

M -0318 A C U T E T O XIC IT Y T O A Q U A T IC IN V E R T E B R A T E S (D A P H N IA M AG N A) T E S T S U B S T A N C E ___________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which m ay also be referred to a s P F O S , FC-95, or a s a com ponent of FX-3104. (1Octanesulfonic acid) (C A S # 2795-39-3).

FOR DU PONT USE ONLY AR226-2944 Du Pont HLR 444-89 Study Title Static Acute 96-Hour LC50a o Fathead Minnows (Plmephale to Author David G.

FOR DU PONT USE ONLY AR226-2943 Ou Pont HLR 651-89 Study Title Inhalation Approximate Lethal Concentration and Pulmonary Pathology of Exposed Rats Author Rudolph Valentine Study Completed On November 22, 1989 Performing Laboratory E. !.

M 3 2 6 _ 0X37 ACUTE TOXICITY 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 FC-600. (1-Octanesulfonic acid, 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 3M production lot number was Belgium 2367.

AR AA6 _ OZ Hi 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-602. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR226-04[3 estsvestance ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: [2-(N-Ethylperfluorooctanesulfonamido) ethyl acrylate;mayalso be referred to as B1228, D-1, EtFOSEA, or FX-13. (2-Propenoic acid, 2[ethyl[heptadecafluorooctyh)sulfonyilaminolethyl ester, CAS # 423-825) Remarks: Material is an amber solid.