Calibration and Measurement Capabilities – CMCs
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Key and supplementary comparisons
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News
13 DECEMBER 2024
Supplementary Comparison in organic analysis - EURAMET
The Final report of the supplementary comparison EURAMET.QM-S15 has been approved and published in the KCDB. This is a comparison on the measurements of PAHs in protein matrix in the field of chemistry and biology in which 6 state economies participated.
12 DECEMBER 2024
Key Comparison of Air Kerma in mammography X-Ray beams – BIPM
New results issued from the continuous key comparison BIPM.RI(I)-K7 have been published in the KCDB, including results obtained with Physikalisch-Technische Bundesanstalt (PTB), Germany in 2024. This is a comparison of the measurement of air kerma in the mammography x-ray range from 25 kV to 35 kV, in the field of Ionizing Radiation, in which 12 state economies participated.
12 DECEMBER 2024
Key comparison on Luminous intensity - APMP
The Final report and results of the key comparison APMP.PR-K3.a have recently been published on the KCDB. This comparison, linked to CCPR-K3.a, was piloted by National Metrology Institute of Japan (NMIJ), Japan and included 13 participants.
6 DECEMBER 2024
Key Comparison in Electrochemistry - CCQM
The final report and results of the key comparison CCQM-K91.2022 have been published in the KCDB. This is a comparison on the measurement of the acidity function of an unknown phthalate bufffer at zero chloride molality, piloted by Instituto Nacional de Metrologia, Qualidade e Tecnologia (INMETRO), Brazil in which 13 state economies participated.
Statistics
Currently in the KCDB there are
255 CIPM MRA participants
1200 key comparisons
26201 CMCs
710 supplementary comparisons