Amendment I - The date for quotations has been extended until 9/7/2021 at 1:00PM. All other terms and conditions remain unchanged as a result of this order. COMBINED SYNOPSIS/SOLICITATION 1333ND21QNB640499Gas Chromatograph Single Quad Mass Spectrometer with Head space autosampler and thermal desorption unit (TDU)This is a combined synopsis/solicitation for commercial items prepared in accordance with the format in FAR 12.6 – Streamlined Procedures for Evaluation and Solicitation for Commercial Items as supplemented with additional information included in this notice. This announcement constitutes the only solicitation; quotations are being requested, and a separate written solicitation document will not be issued. This solicitation is being issued under the authority of FAR Part 13.5, Simplified Acquisition Procedures.This solicitation is a Request for Quotations (RFQ). The solicitation document and incorporated provisions and clauses are those in effect through Federal Acquisition Circular (FAC) ) 2021-06, Effective July 12, 2021.The associated North American Industrial Classification System (NAICS) code for this procurement is 334516 – Analytical Laboratory Instrument Manufacturing. The small business size standard is 1,000 employees. This acquisition will be a Restricted Competition.