Prime Analytical Laboratories, LLC Nelson Avenue, Concord, Contra Costa County, California, United States Member since April 27, 2025
F2 Labs Ridge Road, Damascus, Montgomery County, Maryland, United States Member since February 2, 2024
ATYAF AL-KIMIYA (Spectra Chem™) Laboratory Al-Jawhara Building, Street No. 21, Zone No. 118, Al-Sarafiya Intersection, Hay Al-Atibba, Baghdad, Iraq Member since April 5, 2026
BASF North America Analytics (ANA) Biddle Avenue, Wyandotte, United States Member since January 14, 2026
Industrial Microbiological Services, LLC. Pittsburgh, Allegheny County, Pennsylvania, United States Member since September 25, 2025