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16 May 2019
  Key Comparison - COOMET.PR-K1.b.1

Publication of the Final Report and results of COOMET.PR-K1.b.1 that are linked to those of CCPR-K1.b. These are key comparisons for spectral irradiance from 200 nm to 350 nm.

14 May 2019
  Key Comparison - BIPM.RI(I)-K2

Update of BIPM.RI(I)-K2 results with NPL (United Kingdom) data obtained in 2017. This is a BIPM key comparison of measurement of air kerma for low energy X-rays.

13 May 2019
  Photometry and Radiometry - EURAMET

Publication of new CMCs in Solar irradiance declared by Switzerland via EURAMET.

09 May 2019
  Acoustics, Ultrasound, Vibration - APMP

Publication of new CMCs in Vibration declared by Thailand via APMP.

02 May 2019
  Ionizing Radiation - SIM

Publication of revised and new CMCs in Radioactivity declared by Brazil via SIM.

30 April 2019
  Photometry and Radiometry - COOMET

Publication of new CMCs in Photometry and Radiometry declared by the Russian Federation via COOMET.

30 April 2019
  Acoustics, Ultrasound, Vibration - EURAMET

Publication of new and revised CMCs in Acoustics Ultrasound, Vibration declared by Germany via EURAMET.

29 April 2019
  Thermometry - AFRIMETS

Publication of the very first CMCs for Botswana in the KCDB. These CMCs are in thermometry and were declared by Botswana Bureau of Standards (BOBS) via AFRIMETS.

17 April 2019
  Key Comparison - BIPM.EM-K14.a

Update of BIPM.EM-K14.a results to include results from NIMT (Thailand) obtained in 2018. These are BIPM key comparisons of 10 pF capacitors in the field of Electricity and Magnetism.

17 April 2019
  Key Comparison - BIPM.EM-K14.b

Update of BIPM.EM-K14.b results to include results from NIMT (Thailand) obtained in 2018. These are BIPM key comparisons of 100 pF capacitors in the field of Electricity and Magnetism.

15 April 2019
  Ionizing Radiation - SIM

Publication of new and revised CMCs in Ionizing Radiation declared by Canada via SIM.

15 April 2019
  Length - SIM

Publication of a revised CMC in Dimensional metrology declared by Uruguay via SIM.

12 April 2019
  Mass - APMP

Publication of new and revised CMCs in Mass declared by China via APMP

02 April 2019
  Key Comparison - EURAMET.PR-K4.3

Publication of the Final Report and results of EURAMET.PR-K4.3 that are linked to those of CCPR-K4. These are key comparisons for luminous flux of lamps.

01 April 2019
  Key Comparison - CCQM-K149

Publication of the results and Final Report of CCQM-K149. This is a comparison of the determination of mass fraction of nitrogen in dry milk powder.