November 12, 2025

Explore AOAC INTERNATIONAL’s available Food & Environmental PT Programs. To learn more or to enroll, please visit our website. New Program Alert- Salmonella Environmental Swab (SS01) PT Program coming soon in 2026.

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Proficiency Testing Program Food & Environmental PT Program Cannabis/Hemp PT Program PT Program Scope of Accreditation Quality Assurance and Educational Samples (QAES) Shipping Schedule - 2026 List of Possible Pesticide Analytes PT Program News Sample PT Reports PT Program Resources & Forms

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AOAC INTERNATIONAL brings together government, industry, and academia to establish standard methods of analysis that ensure the safety and integrity of foods and other products that impact public health around the world.

AOAC INTERNATIONAL

P.O. Box 1067

Rockville, MD 20849

+1 (800) 379-2622