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
31 MARCH 2023
Key Comparison in Thermometry - Realization of the ITS-90
The final report of the key compariosn CCT-K9 has been published in the KCDB. This is a comparison of the realization of the ITS-90 from 83.8 K to 692.7 K in which fourteen state economies participated.
31 MARCH 2023
 Supplementary Comparison in Length - EURAMET
The final report of the supplementary comparison EURAMET.L-S26.1 has been published in the KCDB. This is a comparison of measurement of groove depth standards in the range
5 μm up to 0.9 mm in which 4 state economies participated.
28 MARCH 2023
Mass and related quantities - EURAMET
4 new and revised CMCs in density and viscosity measurements have recently been published in the KCDB for Portugal via EURAMET, in the field of Mass and related quantities.
27 MARCH 2023
Electricity and magnetism  - AFRIMETS
4 new CMCs in DC resistance measurements have recently been published in the KCDB for Ethiopia and Tunisia via AFRIMETS, in the field of Electricity and magnetism.
Statistics
Currently in the KCDB there are
251 CIPM MRA participants
1148 key comparisons
25854 CMCs
672 supplementary comparisons