WASHINGTON, DC – ASTM is offering its new Proficiency Testing Programs 2011 Catalog. The catalog allows users to compare, improve and maintain their laboratory’s performance against other laboratories worldwide by participating in ASTM’s Proficiency Testing Programs (PTP). ASTM’s PTP are a proven statistical quality assurance tool, with over 1,500 laboratories participating, 57 percent of which are international.

Visit www.astm.org/catalog.html for additional information.