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About PTP

Proficiency Testing and Performance Evaluation Standards Unit (PTP)

The AHRI-PTP Unit has played a vital role in supporting the accuracy and consistency of proficiency testing services for food laboratories. As of June 2025, AHRI-PTP has been recognized as an ILAC-MRA accredited provider of proficiency testing programs, ensuring that laboratories meet internationally accepted standards.

The AHRI-PTP Unit offers a diverse array of testing programs that cover multiple scientific disciplines. These programs provide laboratories with reliable, high-quality proficiency assessments across food, water, and environmental swab samples under accredited schemes in both microbiology and chemistry.

Laboratories around the world trust AHRI-PTP as a dependable partner for proficiency testing in food safety and quality. Contact us today to learn how our accredited programs can help your lab maintain excellence and meet your quality assurance objectives.

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