U.S. GEOLOGICAL SURVEY, BR. OF ACQUISITION & FEDERAL ASSISTANCE, P.O. BOX 25046, MS 204-B, DENVER, CO 80225

66 -- PROVIDE ION TRAP GAS CHROMATOGRAPH/MASS SPECTROMETER SYSTEM SOL 1434CR96SS00016 DUE 083096 POC Contract Specialist, Jane L. Conniff, 303-236-5900 x334 The U.S. Geological Survey has a requirement for the purchase of One (1) Ion Trap Gas Chromatograph/Mass Spectrometer System. The system shall be able to perform analytical techniques related to the following: 1) crude oil-source rock correlation, oil and rock thermal maturity, and time-temperature history of sedimentary rocks with regard to determination of volumetrics and composition of oils and gas resources. The instrument shall be used for: 1) selected ion monitoring (SIM) of ''biological markers'' (biomarkers) in crude oils and sedimentary rock extracts; 2) full scan spectra of various petroleum fractions; and 3) GC/MS/MS of various petroleum fractions for the purpose of separating compounds of similar molecular structure but different molecular weights. The system shall consist of three basic components: 1) the gas chromatograph (GC), 2) the mass spectrometer (MS), and 3) the data system (DS). Delivery shall be FOB Destination to Denver, CO within ninety (90) days after receipt of order. Sol. 1434-CR-96-SS-00016 will be available o/a July 31, 1996 with closing 20 days after issuance. Request for Sol. should be in writing; No phone requests will be honored. All responsible sources may submit an offer which will be considered by the agency.(0193)

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