Please log in to determine if you are eligible to purchase PT Programs.
HEMOGLOBIN A1C, INTERNATIONAL - GH5I
GH5I
Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).

Analyte Challenges per Shipment Number of Shipments
Hemoglobin A1C 5 Three shipments per year

This program will not be evaluated against the National Glycohemoglobin Standardization Program (NGSP) reference method. See program GH5 to be evaluated against the NGSP reference method.


Program Information

  • Five 0.5‑mL lyophilized specimens with a 3.0‑mL dropper-tipped vial of diluent
  • Designed for laboratories outside the US that have experienced significant shipping and receiving issues and require longer specimen stability

Shipping Schedule

  • Shipment A: March 4
  • Shipment B: June 10
  • Shipment C: Septemeber 23