Each Proficiency Test standard is supplied with a comprehensive Certificate of Analysis that documents the quality and reliability.
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Proficiency Testing Program (PTP) was specially designed to give analytical laboratories instant validation while measuring metals, sulfur, viscosity, and particle count in new or used oils. It has been designed to provide laboratories with a method of monitoring their analytical performance as measured against Certified Reference Materials (CRMs):
|50 mL||PTP Standard|
|Standard Type||Proficiency Testing|
|Volume Capacity||50 mL|