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
24 APRIL 2026
Temperature and Humidity - EURAMET
1 new and 1 revised CMCs in temperature and humidity measurements have been published in the KCDB for Czechia and Germany via EURAMET, in the field of Thermometry.
20 APRIL 2026
Temperature - EURAMET
2 new and 2 revised CMCs in temperature measurements have been published in the KCDB for Spain via EURAMET, in the field of Thermometry.
17 APRIL 2026
Humidity - SIM
The first CMC in humidity measurements has been published in the KCDB for Ecuador via SIM in the field of Thermometry.
17 APRIL 2026
Humidity - EURAMET
A new CMC in humidity measurements has been published in the KCDB for Türkiye via EURAMET in the field of Thermometry.
Statistics
Currently in the KCDB there are
258 CIPM MRA participants
1266 key comparisons
26408 CMCs
769 supplementary comparisons