Thermal Gravimetric Analyzer (TGA)

This amendment to solicitation 140G0126Q0089/0001 updates Attachment #1 - Salient Characteristics and extends the response date for offers to Friday, May 22, 2026, at 9:00 am EDT. Offers must acknowledge receipt of this amendment by completing items 8 and 15 and returning copies, acknowledging on each offer copy, or by separate letter/electronic communication referencing the solicitation and amendment numbers. Failure to acknowledge receipt by the specified date and time may result in rejection of the offer. Changes to previously submitted offers are permissible via letter or electronic communication, provided they reference the solicitation and amendment and are received before the opening hour. All other terms and conditions of the original solicitation remain unchanged. For questions, contact Rafael Anderson at rlanderson@usgs.gov.

The document outlines the salient characteristics for a stand-alone and integrated Thermal Gravimetric Analyzer (TGA) system, likely for a government RFP. Key requirements include a multi-gas controller, robotic autosampler, and expansion options for peripheral gas analysis devices like Mass Spectrometers and FTIRs. The system must have specific dimensions, weight, and power supply (115V). It requires an annual service plan and initial delivery, installation, and calibration services. The TGA must demonstrate capability in analyzing common geologic samples. Detailed specifications cover the gas controller (1-3bar pressure, ±3ml/min flow tolerance, approved gases: air, argon, CO2, nitrogen, oxygen, helium), a water bath cooling system, and a furnace capable of heating to 1100°C with ±0.5°C precision, a 250°C/min heating rate, and a cooling time under 25 minutes. The microbalance must have ±1 mg precision, be temperature-controlled, and purgeable. The sampling robot must automate crucible loading and removal. Software must support network connectivity and automated data backups.

This government solicitation, Standard Form 1449 (SF 1449), is a Request for Quote (RFQ) for commercial products and services, specifically laboratory equipment and supplies for the U.S. Geological Survey. The acquisition is a total small business set-aside with a NAICS code of 334516 and a size standard of 1,000 employees. Key items include a Thermal Analysis System, Cooling System Mini chiller, Dryer Gas, Software Package, and various crucibles, along with initial user training and shipping. The solicitation incorporates various Federal Acquisition Regulation (FAR) clauses related to contractor responsibilities, payment, and compliance with federal laws and executive orders. Offers are to be submitted on or before April 15, 2026, 0900 ED, and will be evaluated based on technical compliance (acceptable/unacceptable) and price, with the lowest-priced technically acceptable offer winning. Contractors must be registered in the System for Award Management (SAM) and submit invoices electronically through the Invoice Processing Platform (IPP).

This government file outlines the salient characteristics for a stand-alone, integrated thermal gravimetric analyzer (TGA) system. Key requirements include a multi-gas controller supporting air, argon, carbon dioxide, nitrogen, oxygen, and helium, a robotic autosampler, and expansion options for peripheral gas analysis devices like Mass Spectrometers and FTIRs. The system must have specific dimensions and weight limits, operate at 115V or 230V, and offer an annual service plan. The TGA requires a water bath cooling system, a furnace capable of heating to at least 1100°C with precise temperature control and rapid heating/cooling rates, and a built-in microbalance with a 1-gram limit and ±1 mg precision. The sampling robot must automate crucible loading and removal, supporting various sizes. Software must provide network connectivity and automated data backups. These specifications ensure the TGA system is robust, versatile, and high-performing for analytical applications.

FAR Clause 52.212-5, effective October 2025, outlines mandatory and conditionally applicable contract terms for commercial product and service acquisitions, integrating various statutes and Executive Orders. It details clauses that contractors must comply with, such as prohibitions on certain confidentiality agreements, Kaspersky Lab products, specific telecommunications equipment, and inverted domestic corporations. The clause also mandates accelerated payments to small business subcontractors, outlines protest procedures, and specifies applicable law for breach of contract claims. Additionally, it lists clauses that the Contracting Officer may incorporate by reference, covering areas like whistleblower rights, executive compensation reporting, prohibition on ByteDance applications, small business set-asides, equal opportunity, combating trafficking in persons, Buy American provisions, foreign purchase restrictions, and electronic funds transfer. The document also addresses Comptroller General examination of records for non-sealed bid contracts exceeding the simplified acquisition threshold. Critically, it specifies which FAR clauses must flow down to subcontracts for commercial products and services, ensuring compliance throughout the supply chain. This clause is essential for ensuring legal and ethical conduct in federal contracting.