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10 December 2018
  Key Comparison - BIPM.EM-K12

Update of BIPM.EM-K12  results to include results from NRC (Canada) obtained in June 2018. These are BIPM key comparisons of Quantum Hall resistance standards and their scaling to other resistance values.

7 December 2018
  Key Comparison - CCEM-K4.2017

Publication of CCEM-K4.2017  results reflecting a comparison of 10 pF and 100 pF cacapcitance, and the ratio 100 pF : 10 pF, in the field of Electricity and Magnetism.

6 December 2018
  Key Comparison - CCQM-K120

Publication of the final report and results on CCQM-K120 in Chemistry and Biology. This is a comparison of amount of carbon dioxide in air.

30 November 2018
  Key Comparison - CCQM-K128

Publication of the final report and results on CCQM-K128 in Chemistry and Biology. This is a comparison by determining the concentration of As, Cd, Pb, Co, Cu, Hg, Ni, Sb and TBT in leather samples.

26 November 2018
  Key Comparison - BIPM.QM-K1

Update of BIPM.QM-K1 results including HMI/DHMZ (Croatia) from 2016, NIST (United States of America) and FMI (Finland) from 2017. This is a BIPM key comparison of molar fraction of ozone in dry air.

26 November 2018
  Key Comparison - BIPM.EM-K13

Update of BIPM.EM-K13.a and BIPM.EM-K13.b results to include results from the NSAI-NML (Ireland) obtained in 2018. These are BIPM key comparisons of 1 ohm and 10 kiloohm resistance standards.

22 November 2018
  Key Comparison - CCQM-K121

Publication of the results and the Final report of CCQM-K121 which is a key comparison of amount-of-substance fraction of monoterpenes in nitrogen.

14 November 2018
  Key Comparison - BIPM.RI(I)-K1

Update of BIPM.RI(I)-K1 results with VSL (Netherlands) data obtained in 2017. This is a BIPM key comparison of measurement of air kerma for Co-60.

13 November 2018
  Key Comparison - CCQM-K116

Publication of the final report and results on CCQM-K116 in Chemistry and Biology. This is a comparison of the concentration of water vapour in nitrogen.

7 December 2018
  Key Comparison - BIPM.EM-K12

Update of BIPM.EM-K12  results to include results from NRC (Canada) obtained in June 2018. These are BIPM key comparisons of Quantum Hall resistance standards and their scaling to other resistance values.

7 November 2018
  Key Comparison - BIPM.RI(I)-K4

Update of BIPM.RI(I)-K4 results with VSL (Netherlands) data obtained in 2017. This is a BIPM key comparison of measurement of air kerma for Co-60.

23 October 2018
  Supplementary Comparison - SIM.PR-S3

Publication of the final report Publication of the final report EURAMET.M.D-S3, a supplementary comparison for the determination of volume, mass and density of silicon spheres.

" target="_blank">SIM.PR-S3, a supplementary comparison of cryogenic radiometers.

18 October 2018
  Supplementary Comparison - COOMET.AUV.A-S2

Publication of the final report COOMET.AUV/A-S2, a supplementary comparison on sound pressure in air using WS1P and WS2P microphones, in the field of Acoustics.