# CLUMPED ISOTOPE GEOCHEMICAL SAMPLES BPA

Canonical: https://abierto.us/opportunities/140g0126q0017

- Solicitation number: 140G0126Q0017
- Notice type: Solicitation (first published as sources sought)
- Status: Awarded to Brown University
- Department: Department of the Interior
- Agency: US Geological Survey
- Contracting office: Ofc of Acqusition Grants-National (140G01)
- NAICS: 541380 Testing Laboratories and Services
- Product or service code: 6640 Laboratory Equipment and Supplies
- Set-aside: Total small business set-aside
- First posted: December 9, 2025
- Last posted: March 25, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/2db0eab3598049b0a58bb477a6d315e7/view

## Description

USGS, Geology, Energy & Minerals Science Center is seeking to establish a BPA for 5 years, with no options to exercise and with no minimum or maximum amount or order per year or number of orders per year, to request for lab sample analysis service to process clumped isotope geochemical analyses of carbonate minerals samples but not limited to rocks, sediments, veins, or fossil specimens.

The laboratory needs to have proven history of measuring, in a timely and properly documented fashion, clumped isotope analyses that meet state-of-the art analytical precision and follow community-accepted InterCarb standardization practices. Calls issued as needed, not to exceed $49,999.00 over the period of five (5) years. Therefore, it is very important for the contractor to bid for unit price per sample, and the total price will be calculated from the total number of samples.

The BPA calls will be processed as fixed price. No funding will be obligated for BPA. All charges will be processed through obligations on BPA calls. Work shall be performed IAW attached SOW. - Amendment 0001 has been implemented to remove the small business set-aside. This requirement is now full and open.

The closing date has been extended from February 04, 2026, 10:00 pacific time to February 27, 2026, 10:00 am pacific time. - Amendment 0002 has been implemented to provide question and answer, please refer to B09 Attachment D Question and Answer Amendment 2 document.

The closing date has been extended from February 27, 2026, 10:00 am pacific time to March 18, 2026, 10:00 am pacific time. - Amendment 0003 has been implemented to provide an updated Performance Work Statement, Pricing Schedule, and updating FAR Clause 52.212-2 please refer to the updated attachments. The closing date has been extended from March 18, 2026, 10:00 am pacific time to April 1, 2026, 10:00 am pacific time. This acquisition is a total small business set-aside.

The NAICS code is 541380. The size standard is $19.5 million. A vendor must be registered at https://sam.gov/SAM/ to be awarded the contract. All responsible sources may submit a quotation which shall be considered by the agency. Quotes must be emailed to dparkin@usgs.gov

## Award on USAspending

- Recipient: Brown University (UEI E3FDXZ6TBHW3)
- Contract: 140G0126A0001
- Obligated: $0.00
- Link: solicitation number 140G0126Q0017 equals the FPDS solicitation identifier; same awarding office 140G01 (high confidence)
- Record: https://www.usaspending.gov/award/CONT_IDV_140G0126A0001_1434/


## Publications

- December 9, 2025: Sources sought, due December 12, 2025 at 1:00 PM EST. Notice 4ecb7fcba902462f88f70a276e0d9758. https://sam.gov/workspace/contract/opp/4ecb7fcba902462f88f70a276e0d9758/view
- January 22, 2026: Solicitation, due February 4, 2026 at 1:00 PM EST. Notice 11881e02cc87453ab316720e77d7530a. https://sam.gov/workspace/contract/opp/11881e02cc87453ab316720e77d7530a/view
- February 6, 2026: Solicitation, due February 27, 2026 at 1:00 PM EST. Notice 41c30d9d1c4f49ffa6a71561aec28c25. https://sam.gov/workspace/contract/opp/41c30d9d1c4f49ffa6a71561aec28c25/view
- February 12, 2026: Solicitation, due March 18, 2026 at 1:00 PM EDT. Notice 5b7af718f63f4f16813a5926a21b4bb7. https://sam.gov/workspace/contract/opp/5b7af718f63f4f16813a5926a21b4bb7/view
- March 25, 2026: Solicitation, due April 1, 2026 at 1:00 PM EDT. Notice 2db0eab3598049b0a58bb477a6d315e7. https://sam.gov/workspace/contract/opp/2db0eab3598049b0a58bb477a6d315e7/view

## Points of contact

- Parkin, Dayna, dparkin@usgs.gov, 703-648-7374

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Source: SAM.gov Contract Opportunities bulk extract and USAspending.gov award data. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/140g0126q0017.