BIODEGRADATION TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; may also be referred to as PFDS, FC-121-X, or 3M Sample E2112 and E2566-1. (1Decanesulfonic acid, 1,1,2,2.3,3,4.4,6,5,6,6.7.7,8,8,9.9,10,10,10-heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and 2propanol, 1-(1,1-dimethylethoxy).

3M Environmental Laboratory Final Report- Analytical Study Single-Dose Dermal Absorption/ToixnicRiatbybiSttsudy of T-6067, T-6068 and T-6069 +- In-Vivo Study Reference Number: HWI#6329-152 Study Number: AMDT-011095.1 Test Substance: L-13492 (T-6067, T-6068 and T-6069) Name and Address of Sponsor: 3M SCD Division S3t6. 7PGaurlo,vMe NStre5e5t106 Name and Address of Testing Facilit3yM: Environmental Technology & Services .

Oral Teratology Study of T-3141CoC in Rabbits RECEIVED FEliine Experiaent Nou: Conducted at: Dosing Period: Stuy director: {LTICZXCICOOLLSIGTYY4 osarmsesse SRSeia.keetTryaLuae,bvoairlanutasoterisiooenrs,sLaTboocr:atory NSoevpetaebaebrer6,21,19811981 througn E.G.

TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: Perfluorooctanoic PFOA ammonium acid, salt, ammonium Ammonium salt; may also be referred perfluorooctanoate, PFO, to as FC- 116, FC-126, FC-169, FC-143 or as the major component of FC- 1015.

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AR R26 0787 ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) IESTSUBSTANCE ~~~ 0000 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206 or L- 3243. (1-Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 -- 0795 ACUTE TOXICITY TO FISH (BLUEGILL SUNFISH) TEST SUBSTANCE Identity: MreifxetrurreedctoontaasinPiFnOgSP,erFfCl-u9o5r,ooocrtaansesaulcfoomnpatoen,enwhtiocfhFmCa-2y0a6lAs.o b(e1Octanesulfonic acid) (CAS # 2795-39-3).

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SOIL ADSORPTION (METHOD DEVELOPMENT / PILOT STUDIES) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (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: Sample was radiolabeled (isotope and labeling position not specified).

BACK TO MAIN TOXICITY TO AQUATIC PLANTS (Freshwater alga, Anabaena flos-aquae) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (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: Sample from 3M production lot number 217.

FORM 10620-PWO BACK TO MAIN CC: LAB REQUEST BOOK - 42-5W File: Water and Wastewater REQUEST FOR LABORATORY WORK Lab RequestNo* 1231 TO: ENVl RONMENTAL ENGINEERING LABORATORY - BUILDING 53-6N equestor -&dE Name: Request Date Project No.

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

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

PFOS: AN ACUTE TOXICITY STUDY WITH THE EARTHWORM IN AN ARTIFICIAL SOIL SUBSTRATE FINAL REPORT WILDLIFE INTERNATIONAL, LTD.