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29 May 2019
  Key Comparison - BIPM.EM-K14.a and b

Update of BIPM.EM-K13.a and BIPM.EM-K13.b results to include results from the NPLI (India) obtained in 2012. These are BIPM key comparisons of 1 ohm and 10 kiloohm resistance standards.

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.

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.

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.