Member State: Switzerland
The Swiss Confederation was one of the initial signatories of the Metre Convention (20 May 1875).
It ratified the Convention and became a Member State on 20 December 1875.
CIPM MRA
Signatory/NMI
Federal Institute of Metrology METAS
* now METAS
Designated institute(s)
Institut Universitaire de Radiophysique Appliquée/Institute of Radiation Physics
For ionizing radiation: radioactivity; activity, units Bq and Bq/g (from 20 September 2002)
Lausanne
Physikalisch-Meteorologisches Obseratorium Davos and World Radiation Center
For photometry and radiometry: solar irradiance, spectral solar irradiance, and essential climate variable: surface radiation budget (from 20 September 2002)
Davos Dorf
International recognition
CIPM MRA logo
The following institutes are authorized to use the CIPM MRA logo, for the fields of measurement supported by CMCs published in the KCDB:
BIPM services provided
Comparisons piloted by the BIPM
Calibration certificates issued by the BIPM
Search filter :
Calibration certificate No.41 (2024)
- CH
- METAS
Calibration certificate No.40 (2024)
- CH
- METAS
Calibration certificate No.106 (2019)
- CH
- METAS
Calibration certificate No.105 (2019)
- CH
- METAS
Calibration certificate No.73 (2015)
- CH
Calibration certificate No.20 (2015)
- CH
CBKT
Participation in the BIPM CBKT programme
KCDB 2.0 – Comparisons (2024)
KCDB 2.0 - CMC Writers (2023)
KCDB 2.0 – Comparisons (2023)
KCDB 2.0 - CMC Writers (2022)
KCDB 2.0 - TC Chairs (2022)
KCDB 2.0 – Comparisons (2022)
2021 - BIPM-ILAC joint webinar: Mining KCDB 2.0 in the context of accreditation (2021)
KCDB 2.0 - CMC Writers (2021)
2020 - EURAMET: The KCDB2.0 (2020)
KCDB 2.0 - CMC Writers (2020)
2018 - UTC: Effective participation (2018)
2017 - EURAMET: TC Leadership (2017)
National institute having sponsored a BIPM CBKT initiative (in full or in part)
METAS
Varenna Metrology School
METAS
2018 - UTC: Effective participation
METAS
2018 - ‘Train the trainer’: Transitioning to ISO/IEC 17025:2017 in the CIPM MRA