SUMMARY FOR WORK PERFORMED BY THE GERMAN ARMY ON FOAM EXTINGUISHING AGENTS MANUFACTURED BY MULTIPLE COMPANIES TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfbnawthei,ch may also be referredto as PFOS, FC-95, or as a component of FC-203. (1-Octanesulfoniacc7id()CAS # 2795-39-3).

NITRIFICATION INHIBITION TEST SUBSTANCE Identity:Mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredto as PFOS, FC-95, oras a component of FC-203CF-X or FC-203CF.

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

CentreA-nalyticLaalboratoriIensc,. 3048ResearchDrive Phone: (814)231-8032 StateCollege,PA 16801 Fax: (814)231-1253 or (814)231-1580 AnalyficRaelport Fluorochemical CharacterizationofSurface Water Samples Mobile,Alabama (W2151) Centre AnalyticalLaboratory Report No. 023-014D Testing Laboratory CentreAnalyticaLlaboratoryI,nc. 3048 Research Drive StateCollege,PA 16801 3M Environmental Laboratory Contact Kent R.

1,~1 ~ ~'t Canada a Heafth San* Canad P. 4R .226 ._ 3 S"9 7 Perfluorinated Carboxylic Acids (PFCAs) and Precursors : A Proposed Action Plan for Assessment and Management Cmada 000024 p. 2 PFCAs and Precursors: A Proposed Action Plan Perfluorinated Carboxylic Acids (PFCAs) and Precursors : A Proposed Action Plan for Assessment and Management Purpose of Action Pla n Environment Canada (EC) and Health Canada (HC) have developed a proposed Action Plan to provide a broad perspective on the Departments' approach to PFCAs and their precursors.

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 _ . . . .~ ._ ._ . . . . . -_ .. .. .__ ..,- . ._ ..,._ . ,.- .. . . . . . _ . .. ., . _ . . .. _.. _ _. . . _. . .. . . -- - -- - . . ._ . . . . . _ . . . .

3M (;erteral offices 3Vt Center St Paul, N1AT 55144-1000 651'331i10 June 6, 200 5 A~A zz p. 1 7~ ?

January 8, 2009 Via Federal Express Document Processing Center (Mail Code 7407M) Room 6428 Attention: 8(e) Coordinator Office of Pollution Prevention and Toxics U.S .

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CT 3M MEDICAL DEPARTMENT CORPORATE TOXICOLOGY AR216-0150 To: Andrew Seacat 220-2E-02 cc: John Butenhoff 220-2E-02 From: Marv Case 220-2E-02 Subject: Pathology Review Date: 22 July 1999 On 19 July 1999 during my visit at Covance, Madison, 1 did a slide review of selected tissue sections on the PFOS six-month monkey toxicity study (Study 6329-223).

Attachments to Letter to C.