# Notice of Intent: DXR2xi to DXR3xi microscope upgrade

Federal contract opportunity, via Kontrakk.

- **Agency:** HEALTH AND HUMAN SERVICES, DEPARTMENT OF.NATIONAL INSTITUTES OF HEALTH.NATIONAL INSTITUTES OF HEALTH OLAO
- **Notice ID:** 4a06773765fa429188030e6aacab8dc4
- **Solicitation number:** 75N98026Q00834
- **Notice type:** Presolicitation
- **Set-aside:** No Set aside used
- **NAICS:** 334516
- **Place of performance:** Bethesda, MD
- **Posted:** July 20, 2026
- **Response deadline:** July 27, 2026
- **View on Kontrakk:** https://kontrakk.com/contracts/4a06773765fa429188030e6aacab8dc4
- **View on SAM.gov:** https://sam.gov/workspace/contract/opp/4a06773765fa429188030e6aacab8dc4/view

## Description

Full description available on SAM.gov: https://sam.gov/workspace/contract/opp/4a06773765fa429188030e6aacab8dc4/view

## Points of contact

- David Shen · david.shen@nih.gov (primary)