AR226-2775 FOR DU PONT USE ONLY E I .

MONTHLY REPORT P.

BACK TO MAIN BIODEGRADATION (BOD/COD) 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, FC-109-X, FC-4351, or L-6778.

, FOR DU PONT USE ONLY -'ril...

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE ldenfity:A mixturecontainingperfluorooetanesulfonawthei,ch may alsobe referredtoas PFOS, FC-95, oras a component ofFC-203CE. (1Octanesulfoniaccid)(CAS # 2795-39-3).

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofFX-601.

Extract from the reference list of FRIOTHERM heat pumps with numbers of operating hours Installation Vrtan Ropsten Sandvika 1 Kista Akalla Lysaker Nimrod Fornebue Fornebue 05 Sandvika 2 Skoyen 05 Skoyen 07 Katri Vala Turku I Type d'UNITOP 50FFE 28/28CPY 33/28CY-8129U 28/22BY-8107U 33/28CPY-10149U 28/22CY-8117U 33/28CPY-10149U 33/28CPY-816118U 50FY-101711U 34FY-81411U 50FY-81912U 50FY-81912U N of HPs 6 2 2 1 4 1 1 1 1 1 5 1 Year of delivery 1984 (4) 1986 (2) 1988 1998 1998 2000-01 2000 2005 2008 2006 2008 2005 2009 City / Country Stockholm / SE Sandvika / NO Stockholm / SE Lysaker / NO Stockholm / SE Fornebue /NO Fornebue /NO Sandvika/NO Oslo / NO Oslo / NO Helsinki / FI Turku / FI Evap. regime 2.5/0.5 10/6C 14/4C 5/2C 8.5/6C 5/2C 5/2C 8.7 / 4 C 10/5.8C 10/6.3C 10 / 4C 9 / 2.8C Cooling capacity 6 x 20'000 kW 6 x13'500kW* 2 x 4'750 kW 2 x 6'000 kW 1 x 3'000 kW 4 x 9'000 kW 1 x 3'600 kW 1 x 5'600 kW 5'200 kW 11'840 kW 6'000 kW 5 x 12'000kW 11'900 kW Source froide Sea water Sewage water District cooling Sea water ind.

BACK TO MAIN TOXICITY TO FISH (Saltwater Rainbow Trout) 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: The test substance is a white powder of uncharacterized purity.

CC: R.

# A* i V 2-< I V ?

A&TJUsKolto CC: Plant S t a f f Manufacturing Superintendents Process Superintendents Maintenance Superintendents Chief Chemist PRoewseearrc&hSSeurvpiecreins teSnudpeenritnstendent J .

A R ^ - o s ii MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC116, FC-126, FC-169, orFC-143.

Wia.6-ozod ACUTE TO XIC ITY 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).

18 VITvE VeICR.OBTOCLOoGErCAoL M1I-T3A60C5BVLCITY ASSATS ac-- September 1984 oO, THiTteraueiaeGrefnietelic,siiDetpbarc(meeT5notR)iet ant a | A FTeaH rrrainY SGeencettollircseeReDseeptoacretnatsnDt TFcEe ------ e3e4 ceeoupapfnyaarceens,ntoH Center pen Sel Acteation: TBmLlcoHenCoonraSicpkectatss -- SKI Project 150-3145 Approved by: teoomn 3GeonerrtieelsaaDnesp,usiDaierencttor [so7fn 9o.lReitao, DfirrectSorT Ton sna Laboratory 4i.