CRE 1 Shipment
March 23, 2026
CRE 1 to be shipped on March 23, 2026.
Questions? Contact WSLH PT Customer Service at ptservice@slh.wisc.edu.
You can click on the event name to access the entire 2026 Shipping Schedule download (PDF).
WSLH Proficiency Testing
Wisconsin State Laboratory of Hygiene