# Equipment and Materials Testing: Measuring Tool (PSC H252)

Canonical: https://abierto.us/psc/h252

Federal contract opportunities under product and service code H252. 3 opportunities in the window, 0 open now.

## Recent (3 in all)

- July 30, 2026: Intent to Sole Source: One (1) pH and Dissolved Oxygen Monitoring Upgrades to Existing 4 Vessel DasGip Fermentation System (W911QX26QA188), combined synopsis and solicitation. https://abierto.us/opportunities/w911qx26qa188
- July 22, 2026: Pipette Calibration Systems (75D30126Q79012), presolicitation, awarded to Sartorius Corporation. https://abierto.us/opportunities/75d30126q79012
- July 6, 2026: Purchase of TSI Air Samplers and Airborne Particle Counters for Environmental Monitoring of APF sections (NOI-CC-OLAO-26-006540), special notice. https://abierto.us/opportunities/noiccolao26006540

---
Sources: SAM.gov Contract Opportunities extract and USAspending.gov award data. Cite https://abierto.us/psc/h252.