U.S. Geological Survey, Branch Of Acquisition and Federal Assistance, Box 25046, Denver Federal Center, Denver, CO 80225-0046

66 -- PERIPHERAL SYSTEM TO ATTACH TO FINNIGAN DELTA PLUS XL MASS SPECTROMETER DUE 091799 POC Marilyn Hutchison, MS204B, (303) 236-5900 x327 or FAX (303) 236-2710 E-MAIL: USGS, CR, Acquisitions & Federal Assistance, mhutchi@usgs.gove. Concerns having the ability to furnish the supplies described herein are requested to give written notification (including the telephone number for a point of contact) to the procuring office above within 45 calendar days from the date of this synopsis. The U.S. Geological Survey, Central Region Minerals Team, Denver, Colorado, has a requirement for a peripheral system to attach to a new Finnigan Delta Plus XL Mass Spectrometer. This system consists of a Gas-Bench II interface sample preparation device, an auto sampler, and a liquid injector that attaches to existing Carlo Erba helium flow combustion and pyrolysis unit. These devices form a sample preparation system which attaches to a Finnigan Delta Plus XL, and which operates under Finnigan Software. Based on information available at this time, and in accordance with 41 U.S.C. 253(c) (1), implemented by FAR 5.302-1, the Government considers the item specified as a sole source from Finnigan Corporation, San Jose, California, and proposes to negotiate a contract with that firm on that basis. However, should additional sources be identified, they will be considered. Firms who feel that they can furnish the required supplies are invited to submit in writing an affirmative response to this announcement, and such other materials which correspond to the required items stated herein. This information will be evaluated and used to determine if competitive opportunities exist. Since no solicitation document exists, requests for such documents without accompanying information will be considered non-responsive to this request without further consideration. This notice may represent the Government's only official notice of this procurement. See Note 22. Posted 08/03/99 (W-SN362287). (0215)

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