Glossary · definition
Metrological traceability
The property of a measurement result whereby it can be related to a reference through a documented, unbroken chain of calibrations, each contributing to the measurement uncertainty.
See also:CalibrationMeasurement uncertaintyISO/IEC 17025
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Articles on Metrological traceability
Metrological traceability under ISO/IEC 17025
An unbroken, documented chain of calibrations back to the SI, each with its own stated uncertainty. What ISO/IEC 17025 actually requires you to show.
Metrological traceability in ISO/IEC 17025 (clause 6.5)
Results must be traceable to the SI through a competent laboratory's calibration, the certified value of a reference material, or direct realisation.