# Stable Isotopes for Biologics

Federal contract opportunity, via Kontrakk.

- **Agency:** COMMERCE, DEPARTMENT OF.NATIONAL INSTITUTE OF STANDARDS AND TECHNOLOGY.DEPT OF COMMERCE NIST
- **Notice ID:** 64bd3ab73a4e412d99f61b4f0f80778c
- **Solicitation number:** 1333QNB640598
- **Notice type:** Solicitation
- **NAICS:** 325199
- **Place of performance:** Gaithersburg, MD
- **Posted:** September 12, 2026
- **Response deadline:** September 17, 2026
- **View on Kontrakk:** https://kontrakk.com/contracts/64bd3ab73a4e412d99f61b4f0f80778c
- **View on SAM.gov:** https://sam.gov/workspace/contract/opp/64bd3ab73a4e412d99f61b4f0f80778c/view

## Description

Full description available on SAM.gov: https://sam.gov/workspace/contract/opp/64bd3ab73a4e412d99f61b4f0f80778c/view

## Points of contact

- Rudolph Spencer · rudolph.spencer@nist.gov (primary)