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The intergovernmental organization through which Member States act together on matters related to measurement science and measurement standards.

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About us
About us
Benefits of participation
Benefits of participation
Governance
Governance
Our Mission and Objectives
Our Mission and Objectives
Historical information
Historical information
Coordination
Coordination
CIPM MRA
CIPM MRA
CIPM Consultative Committees
CIPM Consultative Committees
- Page CIPM Consultative Committees
- CCAUV
- CCEM
- CCL
- CCM
- CCPR
- CCQM
- CCRI
- CCT
- CCTF
- CCU
Guides in Metrology Committee: JCGM
Guides in Metrology Committee: JCGM
International reference time scales
International reference time scales
Laboratory medicine: JCTLM
Laboratory medicine: JCTLM
Liaison
Liaison
Institutional liaisons
Institutional liaisons
CODATA-TGFC
Joint Committees
Joint Committees
NMI Directors and Member State Representatives
Regional metrology organizations
Regional metrology organizations
Technical/Scientific
Technical/Scientific
The SI
The SI
Technical areas of the BIPM
Technical areas of the BIPM
Publications & Events
Publications & Events
Publications
Publications
Metrology resources
Metrology resources
Events
Events

Metrology areas
AUV: Acoustics, Ultrasound and Vibrations

Committee structure: CCAUV

BIPM contact: Dr Gianna Panfilo

EM : Electricity and Magnetism

Metrologia: Focus on Metrology in Electricity and Magnetism

Committee structure: CCEM

BIPM contact: Dr Michael Stock

L: Length

Committee structure: CCL

BIPM contact: Dr Gianna Panfilo

M: Mass and related quantities

Committee structure: CCM

BIPM contact: Dr Hao Fang

PR: Photometry and Radiometry

QM: Chemistry and Biology

BIPM contact

RI: Ionizing radiation

T: Thermometry

TF: Time and Frequency

Committee structure: CCTF

BIPM Time Department Database

Time FTP Server

BIPM contact: Dr Patrizia Tavella

U: The SI (International System of Units)

Committee structure: CCU

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Metrology areas
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Metrology areas

AUV: Acoustics, Ultrasound and Vibrations
- Committee structure: CCAUV
- BIPM contact: Dr Gianna Panfilo
EM : Electricity and Magnetism
L: Length
- Committee structure: CCL
- BIPM contact: Dr Gianna Panfilo
M: Mass and related quantities
- Committee structure: CCM
- BIPM contact: Dr Hao Fang
PR: Photometry and Radiometry
QM: Chemistry and Biology
- BIPM contact
RI: Ionizing radiation
T: Thermometry
TF: Time and Frequency
U: The SI (International System of Units)
- Committee structure: CCU

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Metrology areas
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The 2018 revision of the SI
World Metrology Day
International Vocabulary of Metrology (VIM)
Metrologia
Guide to the Expression of Uncertainty in Measurement
Autres publications
- Resolutions of the CGPM
- Time FTP Server
Capacity Broadening & Knowledge Transfer (CBKT)
NMI Directors and Member State Representatives
- BIPM strategy document
- Toolbox: Benefits and how to participate
Joint Committee of the RMOs and the BIPM (JCRB)
tests
- Test URL
KCDB

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Accumulated statistics on CMCs and comparisons

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Comparisons

accumulated statistics - NOTE

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