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, responsivity (from 20 September 2002)
Davos Dorf
MBW Calibration AG
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.106 (2019)
- CH
- METAS
Calibration certificate No.105 (2019)
- CH
- METAS
Calibration certificate No.73 (2015)
- CH
Calibration certificate No.20 (2015)
- CH
CBKT
Nationals having participated in / benefited from the BIPM CBKT programme
Online technical exchange: KCDB 2.0 – Comparisons (2022)
Dr Christian Kottler (METAS) - Delegates
Dr Jacques Morel (METAS) - Delegates
Dr Alessandro Mortara (METAS) - Delegates
Dr Frédéric Pythoud (METAS) - Delegates
KCDB 2.0 - CMC Writers in General Physics (2021)
Dr Cédric Blaser (METAS) - Delegates
Dr Federico Grasso Toro (METAS) - Delegates
Dr Julian Gröbner (PMOD/WRC(CH)) - Delegates
Dr Thomas Hilger - Delegates
Dr Frederic Juget (IRA) - Delegates
Dr Hugo Lehmann (METAS) - Delegates
Dr Véronique Maurer (METAS) - Delegates
Dr Felix Meli (METAS) - Delegates
Dr Christian Müller-Schöll - Delegates
Dr Céline Pascale (METAS) - Delegates
Dr Peter Peier (METAS) - Delegates
Dr Gisela Umbricht (METAS) - Delegates
2020 - EURAMET: The KCDB2.0 (2020)
Mr Bernhard Niederhauser (METAS) - Attendee
Dr Markus Zeier (METAS) - Attendee
2018 - UTC: Effective participation (2018)
Mr Laurent-Guy Bernier (METAS) - Lecturer
2017 - EURAMET: TC Leadership (2017)
Dr Hanspeter Andres (METAS) - Lecturer
Dr Christian Mester (METAS) - Participant
National institute having sponsored a BIPM CBKT initiative (in full or in part)
METAS
Varenna Metrology School
METAS
2018 - UTC: Effective participation
METAS
‘Train the trainer’: Transitioning to ISO/IEC 17025:2017 in the CIPM MRA