– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
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About the BIPM
Metrology area:
Acoustics, Ultrasound and Vibration
Chemistry and Biology
Electricity and Magnetism
Ionizing Radiation
Mass and related quantities
Photometry and Radiometry
Time and Frequency

BIPM News:
Competition "Français et Sciences 2018" To promote the revision of the SI to a wider public, the BIPM and the LNE are partners in the competition "Français et Sciences" (French Language and Sciences) which this year focuses on the theme "Weights and Measures". The competition was launched on World Metrology Day (20 May 2018) and will end a few days before the 26th CGPM meeting (13-16 November 2018). The competition is open to French teachers in France and abroad, cultural centres, "Instituts français" or "Alliances françaises", libraries, museums or French language teaching centres. CBKT "Train the trainer" course to support the implementation of ISO/IEC 17025:2017 Twenty three participants from 17 countries successfully completed the "Train the trainer": transitioning to ISO/IEC 17025:2017 in the CIPM MRA capacity building course. The two-day course, organized by the BIPM and sponsored by METAS, was held on 23-24 May 2018. Dr Susanne Picard attended the 44th Metrology Workshop in Indonesia as a guest speaker Dr Susanne Picard travelled to Jakarta (Indonesia) to participate in the country's celebration of World Metrology Day at the 44th Metrology Workshop (PPI KIM) as a guest speaker. Sunday 20 May 2018 is World Metrology Day! World Metrology Day 2018, focusing on the theme Constant evolution of the International System of Units, marks the official start of the awareness campaign towards the historic revision of the SI.
We invite you to download the promotional poster and other material from the World Metrology Day website, and to browse the many events being organized around the world to celebrate the day. 2017 "Sound beginning in the CIPM MRA" course extended to the regional level A one-day workshop was held in Bosnia and Herzegovina on 10 April 2018 as part of part of the BIPM's ongoing series of joint initiatives with the RMOs. The BIPM-COOMET "Sound beginning in the CIPM MRA" Workshop was attended by 27 participants from 14 countries. Dr Elisa Felicitas Arias has received the EFTF Marcel Ecabert Award 2018 Dr Elisa Felicitas Arias, the former Director of the BIPM Time Department, has received the European Frequency and Time Forum (EFTF) Marcel Ecabert Award 2018 in recognition of her initiative and leadership in the development and realization of international atomic time. Launch of qNMR Internal Standard Reference Data The BIPM has published the first set of reference data to support laboratories world-wide that use qNMR for the purity assignment of organic compounds. The online publication of the first Internal Standard Reference Data (ISRD) document is for the use of maleic acid as a qNMR internal standard.
Latest reports and announcements:

The BIPM's mission and role:

  • Our vision is to be universally recognized as the world focus for the international system of measurement.

  • Our mission is to work with the NMIs of our Member States, the RMOs and strategic partners world-wide and to use the BIPM's international and impartial status to promote and advance the global comparability of measurements.