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Welcome to American Proficiency Test Lab, corp
American Proficiency test offer the best solutions for calibration laboratories in proficiency test programs, accredited by ANAB in international standard ISO/IEC 17043:2010
American Proficiency Test Lab, With the daily work of general manager and all staff members is committed to provide quality proficiency test services based in documented processes in accordance to the international standard ISO/IEC 17043:2010 always seeking the improvement of the quality system to satisfy the customer needs.