Calibration and Measurement Capabilities – CMCs
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Key and supplementary comparisons
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Added keywords act as an additional filter. Keywords separated by a space will be treated by the logical function AND automatically. You may also use OR. Keyword searches also find close matches. Placing quotation marks (") before and after the search word, e.g. "word", will allow for exact matches.

In case of multiple search, please use ADVANCED SEARCH.
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News
5 OCTOBER 2026
Organic analysis - SIM
2 new CMCs in organic analysis have been published in the KCDB for Canada via SIM, in the field of Chemistry and Biology.
5 OCTOBER 2026
Organic analysis - APMP
2 new CMCs in organic analysis have been published in the KCDB for China via APMP, in the field of Chemistry and Biology.
5 OCTOBER 2026
Organic analysis - COOMET
3 new CMCs have been published in the KCDB for the Russian Federation via COOMET, in the field of Chemistry and Biology.
5 OCTOBER 2026
Time scale difference - APMP
2 new CMCs in time scale difference have been published in the KCDB for Australia via APMP, in the field of Time and Frequency.
Statistics
Currently in the KCDB there are
262 CIPM MRA participants
1285 key comparisons
26393 CMCs
782 supplementary comparisons