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Abierto

Special notice, first published as sources sought

X-Ray Fluorescence (XRF) analysis of split sediment cores

140G0326Q0169

US Geological Survey, Office of Acquisiton Grants. Testing Laboratories and Services.

Response deadline

July 22, 2026 at 3:00 PM EDT

Closed 57 days ago. Posted July 23, 2026, first published July 17, 2026. Scheduled to archive September 11, 2026.

Description

As published on SAM.gov.

X-Ray Fluorescence (XRF) analysis of split sediment cores Notice of Intent This is a notice of intent to solicit from a single source. The U.S. Geological Survey (USGS), intends to award a purchase order to Scripps Institution of Oceanography, University of California San Diego for X-Ray Fluorescence (XRF) analysis on sediment cores.

Award will be made in accordance with Revolutionary FAR Overhaul (RFO) Federal Acquisition Regulation (FAR) Part 12 entitled, Acquisition of Commercial Products and Commercial Services. Scripps Institution of Oceanography is, to the USGS' knowledge, the only source who can produce the required high-quality geochemical data. The USGS has used this laboratory for similar work in the past, and data comparability and consistency are critical for these analyses.

The purpose of this notice is to satisfy the requirements of RFO FAR Subpart 5.101(a). This notice of intent is not a request for competitive quotes. However, all responsible parties may submit a quotation by the closing date of this announcement which shall be considered by the agency. No solicitation will be issued. A determination not to compete this action based upon responses received is in the sole discretion of the Government. The NAICS code for this action is 541380, Testing Laboratory.

Responses or inquiries shall only be accepted through electronic mail addressed to yangzhi_deng@ios.doi.gov and must be uploaded and received in their entirety no later than August 3, 2026 at 1500 PST. Responses submitted by hardcopy or any web portal shall not be accepted or considered.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. July 17, 2026

    Sources sought

    Due July 22, 2026 at 3:00 PM EDT. SAM.gov, notice 80cff8b605fb47ca86ad045807f539e3

  2. July 23, 2026

    Special notice, originally sources sought

    Due August 3, 2026 at 6:00 PM EDT. SAM.gov, notice 2ee737ea73ee4db792bb0a3641afba1b

Points of contact