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Metrological traceability is a key technical requirement of the ISO/IEC 17025:2005 standard, applied to calibration and testing laboratories that intend to prove their technical competence. In this work, the concept of metrological traceability is discussed, with focus on chemical and pharmaceutical testing laboratories. Practical recommendations for the selection and use of certified reference materials (CRM) are given.

Metrological Traceability of Measurement Results in Pharmaceutical and Chemical Sciences: Selection and Use of Certified Reference Materials