3M General Offices 3M Center St.

AR 3 6 - 0 6 6 g ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE___________________________________________ Identity: A mixture containing perfiuorooctanesulfonate, which may also be referred to as PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonic acid) (CAS # 2795-39-3).

A ft #.9.6 _ > 73/ ACUTE TOXICITY TO AQUATIC INVERTEBRATES (ACARTIA TONSA) 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).

AR ^ 2 6 - ACTIVATED SLUDGE RESPIRATION INHIBITION TEST 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 add) (CAS # 2795-39-3).

M S .& 6 0 < 3 0 ,7 MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE Identity: Mixture containing Perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-3072. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR226-0988 has actually been processed as 8EHQ-0501-0373 but is included here in FYI-0101-1378 as well as it was received as an attachment to this FYI.

_ iO 2 3M Company EPI-0013 Page 1 of 36 FINAL REPORT Epidemiology Medical Department 3M Company St.

M a t e - IIA7 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 .

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03/13/2003 10:06 LJU DEP LEGAL SERVICES * 915133810205 3 3 /1 2 /2 0 0 3 1 5 :4 0 GOVERNOR'S PRESS OFFICE * 9 5 5 0 6 5 7 6 $3/12/03 WED 10:20 F41 20*8*22862 EWC NO.129 505 NO. 372 C?

Final Report July 2003 AR226-1521 STUDY OF THE ATMOSPHERIC FATE OF FLUORINATED ALCOHOLS RECEIVED OPPT NCIC 03 SEP 30 PM 13:30 CNRS-LCSR Contract with RAND Corp. for the Telomer Research Program Study of the atmospheric fate of fluorinated alcohols FOREWORD This work has been carried out by Georges Le Bras (principal investigator, CNRSLCSR), Valrie Bossoutrot (Post-doc, CNRS-LCSR) and Isabelle Magneron (Post-doc, CNRS-LCSR).

*+2Z(>` tC83 From: 8 n a rt J on 10*12/2001 12:36 PM To rwMyJjmi Q h ia m l com cc: rmniityQPoOndnrtic not, mptaQthofotiogroup.com. imotzQwiimingtontnjstcom Subject Oct 12 Hi Bom, Another groat weather day here, plenty of sunshine, shirt weather and Oct 12. previously known as Columbus Oay.

^ e 2 Z < W 7 / gAT3TMACFHLMUOERNOTCTHOELMEITCTAELRSOUFBMMaISyS1I1O,N2004 BIBLIOGRAPHY OF PUBLISHED LITERATURE AEMmleedpx.lao6ny0de:ee7rs2B2o-Hf7,a2O9P.lesrefnluGorWoo,cBtaunrersisulJpMho, nMylanFdluelorJiHd,eaMndanMufaancdteulriJnSg(F2a0c0i3li)t.y.MOocrctaulpit.yEonfviron. aAGnsrdilmaTmser,cuhMdn,.oaKlno.dgKyMh3aa7lri:tlh,a4R3Je5.i8Sn-hh4oe3al6dr1eA.r .(2R0a0s3m).uAsstemno, sJpohhenriAc.PCeurfllbueorrtosocnar,bJoonhsn.

S R P T T -74H MIN 315/022356 PERFLUOROOCTANESULFONYL FLUORIDE (POSF) T 'lf c ^ l.3 IN VITRO M AM M ALIAN CHROM OSOM E ABERRATION TEST IN HUMAN LYM PHOCYTES Sponsor 3M Center 3M Corporate Toxicology Building 220-2E-02 St Paul MN 55133-3220 USA - n e /sc-i Page 1 of 31 Research Laboratory Huntingdon Life Sciences Ltd Woolley Road Alconbury Huntingdon Cambridgeshire PE28 4HS ENGLAND Report issued 22 October 2002 MIN 315/022356 CONTENTS Page CONTENTS................................................................................................................................. 2 COMPLIANCE WITH GOOD LABORATORY PRACTICE STANDARDS....................... 4 QUALITY ASSURANCE STATEMENT................................................................................. 5 RESPONSIBLE PERSONNEL.................................................................................................. 6 SUMMARY................................................................................................................................. 7 INTRODUCTION........................................................................................................................ 8 TEST SUBSTANCE.................................................................................................................... 10 EXPERIMENTAL PROCEDURE.............................................................................................. 11 ASSESSMENT OF RESULTS................................................................................................... 15 MAINTENANCE OF RECORDS............................................................................................. 15 RESULTS..................................................................................................................................... 16 CONCLUSION............................................................................................................................ 17 REFERENCES............................................................................................................................. 18 : 2: MIN 315/022356 COMPLIANCE WITH GOOD LABORATORY PRACTICE STANDARDS The study described in this report was conducted in compliance with the following Good Laboratory Practice standards, with the exceptions stated below, and I consider the data generated to be valid.

Northwest Bioanalytical Study No.