NASA, George C. Marshall Space Flight Center, Procurement Office, Marshall Space Flight Center, AL 35812

66 -- NITROGEN/OXYGEN DETERMINATOR SOL 8-P-5-21-80200 POC Contact GP26-B, 205-544-0331/Gladys Franklin,or, GP25/Jane Maples NASA/MSFC plans to issue a Request for Offer (RFO) for Item 1 -- Simultaneous Direct Reading Rapid Nitrogen Oxygen Determinator, Leco P/N TC-436 or equal, Quantity 1 each, meeting the following specifications: a. Shall have direct reading, -- b. 230 VAC, 50/60Hz, 6.5 kw under load --c.Instrument must be capable of a wide range of sample concentrations which consists of (1) Oxygen - .00001 percent to 0.1 percent (0.1ppm - 1000 ppm,) at l gram (2) Nitrogen (low) - 0.00001 percent to 0.05 percent (0.1 ppm - 500 ppm) at l gram (3) Nitrogen (high) - 0.001 percent to 0.5 percent (10 ppm - 5000 ppm ) at l gram -- d. Accuracy must be within the following range: (1). Oxygen plus or minus 0.00005 percent (0.5 ppm) or 1 percent of oxygen present, (2) Nitrogen (low) plus or minus 0.0001 percent 1 ppm) or 1 percent of nitrogen present, (3) Nitrogen (high) plus or minus 0.0005 percent (5 ppm) or 1 percent of nitrogen present -- e. Sensitivity must be within Oxygen and nitrogen 0.00001 percent(0.1 ppm.) -- f. Calibration must be gas dose or standards up to 200 analyses basis -- g. Analysis time must be total nitrogen/total oxygen - 40 seconds nominal, nitride/oxide - 150 seconds nominal -- h. Sample weight range 0.010 to 5.000 grams. -- i. Detection method must be IR adsorption (oxygen) and thermal conductivity (Nitrogen) -- j. Include a computer consisting of a 20 megabyte hard disk, electroluminescent flat-panel display monitor and alphanumeric keyboard -- Item 2, Inert Gas Regulator, Leco P/N 764-216 or equal, Quantity 1 each -- Item 3, External Keyboard-84 AT/XT, Leco P/N 605-980, or equal, Quantity 1 each -- Item 4, External Keyboard bracket for item 3, Leco P/N 608-592, or equal, Quantity 1 each -- Item 5, Copper Oxide (50gm), Leco P/N 501-170 or equal, quantity 1 each -- Item 6, Installation -- Item 7, Training -- Complete specifications will be included in the RFO -- This procurement is being conducted under the NASA/MSFC MidRange Pilot Test Program approved by the Office of Federal Procurement Policy on April 16, 1993 -- Requests for copies of the RFO must be submitted in writing-- Transmission by facsimile to 205-544-9080 or by Internet e-mail to gladys franklin@msfc.nasa.gov is acceptable -- RFO will be released on or about 15 days after publication in the Commerce Business Daily (CBD) -- Firm date for receipt of offers will be stated in the RFO -- All responsible business sources may submit an offer which shall be considered by the agency -- Documents related to this procurement are available over the Internet -- The documents are in ASCII format and reside on a World-Wide Web (WWW) server, which may be accessed using client browsers, such as, MOSAIC -- The WWW address, or URL, of the MSFC Procurement home page is: ''http://procure.msfc.nasa.gov''. (0095)

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