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68 -- STANDARD REFERENCE MATERIAL GASES SOL 52SBNB7C1146 DUE 082097 POC Patrick Staines (301) 975-6335, Fax (301) 963-7732 WEB: NIST Contracts Homepage, http://www.nist.gov/admin/od/contract/contract. htm. E-MAIL: NIST Contracts Office, Contract@nist.gov. The original CBD notice for Standard Reference Material (SRM) gases issued July 30, 1997, Submission No. 103783 is amended by adding the following information: The Standard Reference Material Gases required fall within three (3) categories 1.) Non-reactive gas mixtures, 2.) High concentration reactive gases and 3.) Low concentration reactive gases. Offerors may propose on one or all three of the above listed categories. (0218)

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