About Absolute Standards, Inc.
- Reference Material Producer-Proficiency Testing and Calibration Standards. Organic, Inorganic & Third Party Criteria Certified Reference Materials (CRM) for Performance Testing, Calibration, & Quality Control. The AbsoluteGrade™ PT program features a complete line of Proficiency Testing samples. Our knowledgeable technical staff, Easy-to-use onLINE WebPT™ Data Entry System, wide range of products, & low cost keeps your lab calibrated, controlled and accredited. Custom Formulations.
NELAC/ACLASS Accredited Proficiency Test Provider Certificate: AP-1543
ISO 9001:2008 NSF Registered Quality System. ACLASS ISO 17025, 17043, ISO Guide 34 Compliant.