AR8&6 - 079$ 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-206A. (1Octanesulfonic acid) (CAS # 2795-39-3).

M S ik 6 -0 S jS ' 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 628.

A K 6 _ 02 So TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

M M 6 _ 13> RECEIVED OPPTNCfC ZWJUL-7 AMII: 00 2 May 2003 ToWMUE1:2P.aaS0Ars.0yhEEiPFnnae.gvsnDttinoroson(ymMn, lmDvianaieCilnnaiCktaa2ol0Ad4Pev6reo70nt4eu0ce5t,iMoNn)WAgency From: Katie Smythe, on behalf of the Telomer Research Program Subject: TRP Document Submission cO0sstuo0un1bmd2mbim1eei.shtotanehTldlafhyveoteoksfenattohhlsrweeuemanETdPemaylAsoab8mrefi-oeee2snrrTiaRsneruceelbolsufmemosairiertoctrsnehtBudiPdnAtiroeoAlscgtdhorcmeahomoAninldgi(u(sTeCtcnrRtsaceFPtydin)v,bfCeoytHhrRtehotehefCceooHTlTrlRdoiROwP2PH.i2n)o6g.n[sTDCtuhoAdecSykf#iesntu6aIm7lD8rm:e-3paO9roi-rPe7tsPswTafor-he2ric0thh0e3is-sealso 231))) 4) 5) IAPAP8Sn-uhosq2rylsvuuiaisTfevbyiioecoeilluawdioRlsti-my8taCS,h-te2htarMaaenAbBmdCiilclcioVAirstoonytlahrfncpyiooourolfmhcP:rlo8raePol-Stu:2ropaserelTAsymArsetcuioAslueorsnssteameesyola(elO3fyarr8rB/ae-l2pEATo.Trloccetxosol)iolhclmoi/tleyMra-saBmFaAiaFxllueicadnonchDto-iool:MsneUiocMflrtopreasHthovomiodeleRt SevpeercsteruMmu,Wtataitoenr Wttmhheeeetfshwiaonmodauslelrdadenopadcopkrfptiersnte.dcfiiinlaegtessohaaltohvniangtgtwheeiatchrehtahsdeteurfduhylalssruetmhpeomrbta.erynPealfeniatdsoerfelaleatstehmdoerftiknonavolewrrevpiifeowyrtouoinfnctelhueeddesadtundtooytghoeetbrhjceeocrptiinyveosf, N(yCoouBnIeh)aouvfnetdhaeenryaTtdStaiCfcfhAice.udltfPiiellesesaoscpeoenlnetitanimgnetihnkefnoaortwmtaacithfioeydnoufcillhaeaismv. eedanaysqCuoenstfiiodnenstaiabloBututshineedsoscIunmfoernmtsatoiornif Best regards, TI RP Administrator

P # te 7 I UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 F V Z -O S o l- /3 7/ M arch 20, 2001 FYI-00-00137B a 9 6 - ,0 3 OFFICE OF PREVENTION.

GLP10-01-02.

STLS E V E R N TRENT STL Chicago 2 4 1 7 Bond Street University Park, IL 6 0 4 66 Tel: 70 534 5200 Fax; 708 534 5211 www.stl-inc.com SEVERN TRENT LABORATORIES ANALYTICAL ..JOB N U M B E R : 2 3 3 5 0 6 W e e t o n S o 111tiiono ;y;;;ilRt.

SEVERN TRENT LABORATORIES ANALYTICAL REPORT JOB NUMBER: 238586 Prepared For: Weston Solutions, Inc. 1400 Weston Way Building 5-2 West Chester, PA 19380-1499 Project: Confidential Decatur - FC Investigation Attention: Jai Kesari Date: 07/29/2005 Signature Name: Richard C.

M22G-OIH 3M M ED ICA L DEPARTM ENT, CO RPO RA TE TO X ICO LO G Y P rotocol fo r S tudy No.

3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Protocol for Study No.

Centre Analytical Laboratories.

BACK TO MAIN Im p in g er Studies o f V o la tility o f FC -95 and FC -143 Intoduction and Purpose: Thermospray mass spectrometry was used to quantitate a number of samples for FC-143 and FC-95.

BACK TO MAIN ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE_____________________________________ Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

BACK TO MAIN Study Title Growth and Reproduction Toxicity Teat with N2803-2 and the rreshwater Alga, S1tnaetrua caprlcornutua Data Requirement) Guideline Number U.s.