ASTM International

ASTM Proficiency Testing Programs (PTP)

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.

Proficiency Testing Program Options by Committee

Sorry, there are no available PTPs

Sorry, there are no available PTPs

Sorry, there are no available PTPs

Sorry, there are no available PTPs