66--X-RAY FLUORESCENCE CORE SCANNERSOURCES SOUGHT

X-Ray Fluorescence Core Scanner

SOURCES SOUGHT

The U.S. Geological Survey (USGS) is conducting market research to determine the availability of qualified businesses capable of providing an X-ray Fluorescence Scanner as described in the Salient Characteristics listed below.

This Sources Sought announcement is not a request for quote or proposal and the Government is not committed to award of a purchase order or contract pursuant to this announcement. The information resulting from this market research is simply for planning purposes to assist the Government in determining its acquisition strategy. The Government will not pay for any costs incurred in the preparation of information in response to this notice. The North American Industry Classification System (NAICS) code 334516 Analytical Laboratory Instrument Manufacturing and associated size standard 1,000 apply to this announcement, along with PSC code 6645 Time Measuring Instruments.

All responsible sources may submit a capabilities statement detailing the ability of their service to meet the statement of work included with this announcement.
Responses to this announcement shall only be accepted through electronic mail addressed to eadam@usgs.gov and must be uploaded and received in their entirety no later than Monday, January 26, 2026, at 10:00am EST.

Salient Characteristics

1. An X-ray fluorescence core scanner capable of analyzing both marine sediment and mineral cores

2. The XRF should have the ability to analyze both wet and dry cores

3. The XRF should have the ability to analyze elements from magnesium through uranium or better with high precision and sensitivity to both heavy and light elements

4. The XRF should have the ability to analyze samples up to 1.5 m in length at 1 mm resolution or better

5. The XRF should have appropriate safety shielding for x-rays

6. The XRF should have energy resolution of 3% or better

7. The scanner should be equipped with an RGB camera that collects images paired to the XRF scan at a resolution of 50 micrometers or better

8. The XRF should be supplied with an appropriate X-ray tube with a reliable lifetime and appropriate power supply and shielding

9. The scanner should be supplied with a means of holding the samples during analysis and NIST certified reference material

10. The XRF should be supplied with software for data collection and analysis, including spectral deconvolution for elements with overlapping energy levels

11. The XRF should be supplied with a one-year standard warranty, as well as product installation and appropriate user training.