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About the BIPM
> Member States
Member States
As of 14 November 2018, there are 59 Member States* and
42 Associate States
and Economies
.
List of Member States:
see Associate States and Economies
Argentina
Lithuania
Australia
Malaysia
Austria
Mexico
Belgium
Montenegro
Brazil
Netherlands
Bulgaria
New Zealand
Canada
Norway
Chile
Pakistan
China
Poland
Colombia
Portugal
Croatia
Romania
Czechia
Russian Federation
Denmark
Saudi Arabia
Egypt
Serbia
Finland
Singapore
France
Slovakia
Germany
Slovenia
Greece
South Africa
Hungary
Spain
India
Sweden
Indonesia
Switzerland
Iran (Islamic Republic of)
Thailand
Iraq
Tunisia
Ireland
Turkey
Israel
Ukraine
Italy
United Arab Emirates
Japan
United Kingdom
Kazakhstan
United States of America
Kenya
Uruguay
Korea (Republic of)
*. The official term is "
States Parties to the Metre Convention
"; the term "
Member States
" is its synonym and used for easy reference.
Summary
Notice of Contributions
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Metrology area:
AUV
Metrology in the field of Acoustics, Ultrasound and Vibration
Committee structure (CCAUV)
Strategic plan
Units
International comparisons
Calibration and measurement capabilities (CMCs)
BIPM contact
EM
Metrology in the field of Electricity and Magnetism
Committee structure (CCEM)
Strategic plan
Units for electrical quantities
International comparisons
Calibration and measurement capabilities (CMCs)
BIPM laboratory work
Ongoing BIPM comparisons
BIPM calibrations of electrical standards
BIPM publications in the scientific literature
BIPM contact
L
Length Metrology
Committee structure (CCL)
Strategic plan
Unit of length (metre)
International comparisons
Calibration and measurement capabilities (CMCs)
Recommended values of standard frequencies
BIPM contact
M
Mass Metrology
Committee structure (CCM)
Strategic plan
Unit of mass (kilogram)
International comparisons
Calibration and measurement capabilities (CMCs)
BIPM laboratory work
Calibration services
BIPM publications in the scientific literature
BIPM contact
PR
Metrology in the field of Photometry and Radiometry
Committee structure (CCPR)
Strategic plan
Photometric units
International comparisons
Calibration and measurement capabilities (CMCs)
BIPM liaison and coordination work
BIPM contact
QM
Metrology in the field of Chemistry and Biology
Committee structure (CCQM)
Strategic plan
Unit for amount of substance (mole)
International comparisons
Calibration and measurement capabilities (CMCs)
BIPM laboratory work
Comparisons piloted by the BIPM
BIPM calibrations: National ozone standards
BIPM publications in the scientific literature
BIPM liaison and coordination work
BIPM contact
RI
Metrology in the field of Ionizing Radiation
Committee structure (CCRI)
Strategic plan
SI units
International comparisons
Calibration and measurement capabilities (CMCs)
International Reference System (SIR)
BIPM laboratory work
Ongoing BIPM comparisons
BIPM calibrations: Ionization chambers
BIPM publications in the scientific literature
Monographies
BIPM
BIPM liaison and coordination work
BIPM contact
T
Metrology in Thermometry
Committee structure (CCT)
Strategic plan
SI base unit (kelvin)
International comparisons
Calibration and measurement capabilities (CMCs)
BIPM contact
TF
Time and Frequency Metrology
Committee structure (CCTF)
Strategic plan
What time is it?
Timescales
Unit of time (second)
International comparisons
Calibration and measurement capabilities (CMCs)
Recommended values of standard frequencies
BIPM technical work
BIPM calibrations for time transfer
BIPM technical publications
BIPM Annual Report on Time Activities
FTP server of the BIPM Time Department
Time Department Database
BIPM liaison and coordination work
BIPM contact
U
Measurement units: the International System (SI)
SI Brochure
SI base units
SI derived units
SI prefixes
Future revision of the SI
Consultative Committee for Units (CCU)
BIPM work towards the new SI
BIPM liaison and coordination work
CODATA recommended values of the Fundamental Physical Constants
CODATA Task Group on Fundamental Constants
BIPM contact
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