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The Centers for Disease Control and Prevention intends to award a sole source firm fixed price purchase order to Thermo Electron North America, Llc for a Orbitrap Eclipse Mass Spectrometer and Orbitra... The Centers for Disease Control and Prevention intends to award a sole source firm fixed price purchase order to Thermo Electron North America, Llc for a Orbitrap Eclipse Mass Spectrometer and Orbitrap ID-X, IC Mass Spectrometer. The requested Thermo Fisher Scientific Orbitrap Eclipse Mass Spectrometer offers the flowing unique capabilities that no other vendor can supply as Thermo Fisher Scientific is the sole manufacturer and sole vendor of the equipment: (1) Ten stages of MS/MS analysis (MS10) for the greatest amount of protein sequence coverage and to more accurately pinpoint crosslinking, covalent labeling, and glycosylation sites (2) A variety of MS/MS modes including CID, HCD, ETD, and EThcD at any of the 10 MS/MS stages for accurate information (3) Capability to perform both positive ion and negative ion ETD (4) Mass resolution greater than 500,000 FWHM resolving power at m/z 200. (5) Mass range of high-resolution mass analyzer of 8000 m/z. (6) Scan speeds of high-resolution mass analyzer up to 40 Hz at 7,500 FWHM (7) QR5 segmented quadrupole with 0.4 m/z precursor isolation width. (8) Real-time search capabilities to use with mass tags for quantitative proteomic analysis. (9) Ion routing multipole capable of performing HCD at any MSn stage (10) Xcalibur software offering seamless integration with a wide variety of vendors' HPLC systems (11) Vendor trained On-site service and support available in our lab. This contract action is for supplies for which the Government intends to solicit and negotiate with only one source under the authority of FAR 13.106-1(b) (SAP) and 10 U.S.C. 2304(c)(1). Interested persons may identify their interest and capability to respond to the requirement or submit proposals. This notice of intent is not a request for competitive quotations; however, all quotations/responses received within Thirty days (30) days of the issuance of this notice will be considered by the government. A determination by the government not to compete this proposed contract based upon responses to this notice is solely within the discretion of the government. Information received will normally be considered solely for the purpose of determining whether to conduct a competitive procurement. Any quotation/response should be emailed to contract specialist at qaq5@cdc.gov by 12:00 pm on July 23, 2020.