SPONSOR Elf Atochem S.A.

fiP . .9 .6 - STUDY SUMMARY OF ENVIRONMENTAL EFFECTS OF LIGHT WATER BRAND AFFF AND COMPONENTS - 1991 TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203. (1Octanesulfonic acid) (CAS # 2795-39-3).

JL&. 6 -- 0 7 G> NITRIFICATION INHIBITION T E S T .SUBST A NCE____________________________________________ Identity: Mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-203CF-X or FC-203CF. (1-Octanesulfonic acid) (CAS # 2795-39-3).

AR EFT--{ TRANSPORT BETWEEN ENVIRONMENTAL COMPARTMENTS (FUGACITY) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,22,3,34,4556,67,7,8,8,8heptadecafluoro-, potassium salt, CAS #2795-39-3) Remarks: NA METHOD Test (test type): Fugacity Modeling Method: Level |, II, and Ill EQC Computer Modeling Year completed: 1999 Remarks field for Test Conditions: Modeling conducted by Don Mackay of D.

ros AR226-009 `A 96-HOUR STATIC ACUTE TOXICITY TEST `WITH THE FRESHWATER MUSSEL (Unio complamatus) FINAL REPORT WILDLIFEINTERNATIONAL LTD.

2 HWAASSHHIENGSTOAN 154-209 ANALYSIS OF T-5878 IN A CIENLLRAPTROLLIIVFEERRACTEILOLNS ASSAY EINAL REPORT.

ATtotxaiccohlmoegnytsSttuodLieetstaerndtoOCt.heArueIrnfdoartmeadtiMoanyon25P,F2O00A0 `Human Sera/Medical Surveillance/Epidemio 1) PF.reAl.imUibnealr,yeRtaelp.orHte,al4t1hASmt.atuIsnd.ofPHlyagn.tAsWsoorck.erJ.s5E8x4p-o5s8e9d(tAouFgluusotro1c9h80e)m,icwailtsh- 4 Summary. 2) ELmepolnoayredeMs.atStchheuCmhaenm&oliJtaecPklSa.ntMa(nFdeebrlu,aAryn E19p8i0d)e,mwiiotlhogSiucmMmoratrayloiftystSutduyd.y of 3) JPalcakntS".

: 3M General Ofces am Ve February 5, 1999 S S Cev m r 14000 SEHR _0299. 373 76-05% athe e05127(7559PR PEHG 299-0333 SuprLemeal CFrhaenmkicDa.lKIonvfeorr,maCthiioenfand Testing Branch Chemical Officeof PCoolnlturtoilonDiPvriesvieonntion and Toxics U.S.

AR 826. 06T4 TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: A mixture containing perfiuorooctanesulfonate, which may also be OrecftearnreesdutlofoansicPFacOiSd,) (FCCA-S95#o2r7a95s-a39c-o3)m.ponent of FC-201AF. (1- Remarks: _ The 3M production lot number was not noted.

AR 226 -- O878 BIODEGRADATION (BOD/COD) JEST~S ~ UBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-787 or FC787X. (1-Octanesulfonic acid) (CAS # 2795-39-3).

AR226-1747 PFOS: A DIETARY LC50 STUDY WITH THE NORTHERN BOBWHITE WILDLIFE INTERNATIONAL LTD.

BACK TO MAIN Study Tit10 Acute Toxicity Of N2803-2 to t b Fathead ILIMw, RLnephleo p z 0 ~ 1 a .

BACK TO MAIN ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC-116, FC-126, FC-169, or FC-143.

JUNE 26, 1998 Page 1 ofI AR226-17.32 January 31, 2005 NEWS MEDIA RELEASE IMPORTANT NOTICE: `WATER USE REDUCTION ADVISORY ALL CUSTOMERS OF THE LITTLE HOCKING WATER ASSOCIATION ARE ASKED TO VOLUNTARILY REDUCE THEIR WATER USE ON A TEMPORARY BASIS IN ORDER TO REDUCE THE WATER DEMAND ON THE SYSTEM.

AR226-2033 WASHINGTON WORKS " INDUSTRIAL HYGIENE REPORT FROM l-Jan-1995 TO l8-Dec-1997 AREA: E-LUOROCaRBOMS - COPOLYMERS IB.Dec-1997 Page 1 CHEMICAL SAMPLB LOCATION *;CONTROL -8/FC-143 610| DATS; 9-JuX-J DURATION; 390 SAMPLE TYPE; P [BEAD SWECO NOTEBOOK: SCREEMER OPERAT TCP02,P293 EMPLOYEE ftOOOOO C^dhw COKCi 0.02 MPB PERCENTAGE s 4 % PERS CODEs 18PJ ^f^^'h ^V^^ ^.