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    ASTM Proficiency Testing Program

    Learn how ASTM Proficiency Testing Programs can help your lab improve its skills


    ASTM Proficiency Testing Programs (PTP) are statistical quality assurance programs that enable laboratories to evaluate and improve performance, and maintain and fulfill mandatory accreditation requirements.

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    How it Works

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    About PTP 2.0 Portal

    Web-based program allows participants to access important documents and information from one convenient location.

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