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
9 DECEMBER 2021
Electricity and Magnetism - APMP
3 new CMCs in DC voltage and phase angles at low frequencies have recently been published in the KCDB for Singapore via APMP, in the field of Electricity and Magnetism.
9 DECEMBER 2021
Electricity and Magnetism - EURAMET
1 new CMC in DC resistance has been published in the KCDB for Turkey via EURAMET, in the field of Electricity and Magnetism.
8 DECEMBER 2021
pH - CCQM
The results of CCQM-K19.2018 have been published in the KCDB. This a repeat of CCQM-K18 carried out in 2005. The comparison covers measurements of pH (acidity) of a borat buffer solution and is considered as a core capability in primary Harned cell measurements. Determination of pH has a wide range of applications where health, environment and industry are some examples. This comparison involved 17 institutes, piloted by NMIJ AIST (Japan).
 
8 DECEMBER 2021
Key Comparison of air kerma in Co-60 - BIPM.RI(I)-K1
The most recent results of BIPM.RI(I)-K1 have been published in the KCDB, including new data issued from NRC (Canada). This is a continuous comparison of air kerma in Co-60, covering 26 state economies. Air kema is a frequently used  parameter for radiation therapy and diagnostics.
Statistics
Currently in the KCDB there are
257 CIPM MRA participants
1108 key comparisons
26058 CMCs
646 supplementary comparisons