AR226-2470 1/25/00 DRAFT Responses to GE questions made by Dale VaaDeVelde on 1/5/00. 7) C-8 storage and use history Dupont Fluoroproducts began the use of Ammonium Perfluorooctanoate, C-8, in the early 1950's.

CHEM EHSR 320306Cre1m8icas 651 733 1958 12/09 98 13:22 NO.461 01/01 S34rCean, sso S273 im AR R26 - 0622 | am December 9, 1998 Charles M.

CHEM EHSR 236 1B 3M Chemicals 651' 733 1958 12/09 '98 13:22 NO.461 01/01 3M Center S.

ps AR236 -- 3581 Andrea V.

BACKGROUND AR226-2412 JL^(^* WHAT IS C-8?

27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 6:21 PM Hennepin County, MN Downloaded from www.jbc.org at Texas A&M University Libraries, on April 6, 2012 PERFLUOROOCTANOIC ACID INTERACTIONS WITH HUMAN SERUM ALBUMIN By GORDON L.

PFAS are a large group of man-made chemicals that have been used since the 1950s.

CHEM EHSR 236 1B 3M Chemicals 651' 733 1958 12/09 '98 13:22 NO.461 01/01 3M Center S.

AR226-2213 Current Permit/Application/PDF # 1823A 815D 8)5D 1353A Pre-ExIstIng 614A 614A 781 1953 2365A Note: For some vents the surfactant rate Is less than the total particulate reported In Air Emissions Inventory which can Include polymer dust, Note: tf emissions are sent to T61ZCE then emissions from T61FCE are reduced.