Evaluate and improve your laboratory's performance by participating in ASTM's Proficiency Testing Programs (PTP) -- proven SQA tools!
>> Choose from 40+ programs covering petroleum, metals, plastics, textiles, thermal analysis and more
>> Compare your methods and procedures to other labs worldwide
>> Confirm and improve your lab's competent performance
>> Satisfy regulators and accreditation bodies
View our online PTP catalog at http://www.astm.org/catalog