ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity:Perfluorooctanoiaccid,ammonium salt;may alsobe referredto as PFOA ammonium saltA,mmonium perfluorooctanoateF,C116, FC-126, FC-169, or FC-143.

CAS Number 754-91-6 3M Company Voluntary Use and Exposure Information Profile Perfluorooctane sulfonamide I.

CAS Number 4151-50-2 3M Company Voluntary Use and Exposure Information Profile N-ethyl perfluorooctanesulfonamide I.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonicacid)(CAS # 2795-39-3) Remarks: The 3M productionlotnumber was 1-2303.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES TEST SUBSTANCE (DAPHNIA MAGNA) Identity:A mixturecontainingperfluorooctanesulfonatmea;y also be referredto as PFOS, FC-95, or as a component of FC-206CF or FC-206CF-X. (1-Octanesulfoniacid)(CAS # 2795-39-3).

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:Mixturecontainingperfluorooctanesulfonawtheich may alsobe referredtoas PFOS, FC-95, or as a component of FC-3003. (1Octanesulfoniaccid)(CAS # 2795-39-3).

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FC-3041. (1Octanesulfoniaccid)(CAS # 2795-39-3).

A Convention on Long-Range Transboundary Air Pollution p P1 age I of I R .2 2 6 _ 3 61 7 ~ UNEC E United Economic Commission. for Europe SEARCH ' , Convention News Histo ry of the Conventio Convention on Long-range Transbounda ry Air Pollution Protocol on Persistent Organic Pollutar nProtcls (POPS ) Organizational Cha rt Executive Body EMEP Steering Body The 1998 Aarhus Protocol on Persistent Organic Pollutants (POPs) Working Group on Effects Working Group o The Executive Bod y adopted the Protocol on Persistent Organic Review and nStraegis CAPACT Publications Pollutants on 24 June 1998 in Aarhus (Denmark) .

+ AARRA2A2G-6-33663335 SHENVIROMERNeTArLoLAR0BOERAoTOsRY Final Report Analysis of PFOA, PFOS, PFHS, and PFBS From Newly Constructed Wells at the Oakdale, Minnesota Disposal Site Laboratory Request Number: E08-0151 Method Requirement: 3M Method ETS-8-154.1 (modified) Testing Laboratory 3M EHS Operations 3M Environmental Laboratory Building 2-3E-09 935 Bush Avenue St.

P. 1 3M ENVlRONMEN TAL LABORATOR Y REPORT NO.

TSCA Document Processing Center Attn : Section 8(e)/FYI p. 1 p. 2 July 28, 2006 Page 5 of 5 Attachment 2 Axys Analytical Services Laboratory - Form IA and Form 2 (2 pages) p. 2 p .3 _ . . . .~ ._ ._ . . . . . -_ .. .. .__ ..,- . ._ ..,._ . ,.- .. . . . . . _ . .. ., . _ . . .. _.. _ _. . . _. . .. . . -- - -- - . . ._ . . . . . _ . . . .

`AptpoTeNO-nrepdortiofx 31.02 Final version CONFIDENTIAL 04.12.2008 APPENDIX TO TNO-REPORT OF STUDY 3M-02 Project / study number: 031.10074/3M-02 TTNNOO QBuiaolsictiyenofceLsife GZae0umtiieBucosrxel2ea2tr1sas.tary Autre Th2P3re0o1NneeCthEse3rL1iaa7dn1ed5sn18 1200 CE4HHoPCaeagrtaeesn.mdaanNobel { Fax 13171518 1601 | In assignment of: I 3M, Medical Department || JStouhdynmBourtieonrhof,Ph.D.

3M General Offices 3M Cente r St .

. - pRNG-OI03 PFOS: ADIETARY LC50 STUDY WITH THEMALLARD `WILDLIFE INTERNATIONAL LTD.

AR226-01 ) A ` ; , A i) i SER --_---- seT ats sea e ren ed ofa 12 48 aToAountaho5rs.svtrs spt--cnt--sst [cfPoeorfnoirepnnirngsa--Lmaldvoera--atteory s Ba A se ote sty vas snc BEST COPY AVA: RRR ER =: SB E : SH: 8 ooteo7 PA ------------ m wen R LE n This study vas conducted according nLnhRrLsEER to OECD Good Laboratory Practice N 3.