– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
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The United Kingdom of Great Britain and Northern Ireland / CIPM MRA
Hampton Road
TW11 0LW Teddington
Tel.: + 44 208 977 3222
Fax: + 44 208 943 6458
Web: http://www.npl.co.uk/
Participating in the CIPM MRA since: 14 October 1999

Signed by: John RAE (then Director, NPL)
  • National Physical Laboratory (NPL), Teddington

  • Designated institute(s):
  • For chemical and bio-metrology excluding gas analysis: LGC, formerly Laboratory of the Government Chemist (LGC), Teddington
  • For gear standards: National Gear Metrology Laboratory (NGML), Newcastle upon Tyne
  • For bio-activity metrology related to international activity units: National Institute for Biological Standards and Control (NIBSC)
  • For fluid flow: static volume: National Measurement and Regulation Office, formerly National Measurement Office (NMO) (NMRO), Teddington
  • For fluid flow: gas and liquids: TUVNEL, formerly National Engineering Laboratory (TUVNEL), Glasgow

  • click to go to the KCDB

    The following institutes are authorized to use the CIPM MRA logo, for the fields of measurement supported by CMCs published in the KCDB:

    LGC from 13 October 2006
    NPL from 28 August 2006
    TUVNEL from 24 August 2010

    Member States
    Related articles
    Notice of Contributions
    Calculating Member State contributions
    List of Member States
    Signatories of the MRA
    Participation in
    keychart and supplementary comparisonschart
    Number of CMCs published per domaintable
    NMI Directors and State Representatives