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CIPM MRA PARTICIPANTS
All data listed in the KCDB have been reviewed and approved within the CIPM Mutual Recognition Arrangement
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CIPM MRA PARTICIPANTS
CMC statistics
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
18 NOVEMBER 2024
Surface texture standards - COOMET
2 new CMCs covering Surface texture standards have recently been published in the KCDB for Kazakhstan, via COOMET in the field of Length.
18 NOVEMBER 2024
Electricity - GULFMET
2 new CMCs covering DC Voltage and DC Current measurements have recently been published in the KCDB for Saudi Arabia via GULFMET, in the field of Electricity and magnetism.
13 NOVEMBER 2024
Key Comparison in Temperature - SPRT Calibration on the ITS-90
The final report and results for Key Comparisons EURAMET.T-K9 and EURAMET.T-K9.1 have been published in the KCDB. These comparisons of Standard Platinum Resistance Thermometer (SPRT) calibrations on the International Temperature Scale of 1990 (ITS-90) are linked to CCT-K9 and included participants from 30 different economies.
12 NOVEMBER 2024
Fibre optics - EURAMET
2 revised CMCs in Fibre optics have recently been published in the KCDB for France via EURAMET, in the field of Photometry and Radiometry.
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Statistics
AFRIMETS APMP COOMET EURAMET GULFMET SIM
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Currently in the KCDB there are
255 CIPM MRA participants
1195 key comparisons
26180 CMCs
709 supplementary comparisons