Document vVqLreNY91JrRvDDaJ9B2xwgR

^Goodrich The BFGoodrich Company Geon Vinyl Division 6100 Oak Tree Boulevard Cleveland, Ohio 44131 216-447-6000 A// ol% 3 August 27, 1992 Chris Steele Drinking Water Additives Program NSF International (NSF) 3475 Plymouth Road P.O. Box 130140 Ann Arbor, Michigan 48113-0140 Dear Mr. Steele: I am enclosing a completed TDRS-A form for Geon 87431 Blue 440. The composition of Geon 87431 Blue 440 is confidential to BFGoodrich and therefore subject to the generic secrecy agreement signed by BFGoodrich and the National Sanitation International, October 24, 1979, Sincerely, THE BFGOODRICH COMPANY Regulatory and Data System Specialist 0827-3/jp Enclosure