– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
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CCM Working Group on the Dissemination of the kilogram (CCM-WGD-kg)

Terms of reference

    To study, develop and advise the CCM on issues related to mass standards and their dissemination;

    To define, organize and approve the necessary key comparisons;

    To collaborate with the CCM Working Group on the Realization of the kilogram and other relevant WGs.

    To review the results of completed key and supplementary comparisons and plan and support new comparisons; and

    To facilitate the submission and review of CMCs by establishing technical review criteria and service categories and providing guidance on and coordinating the review process.

Chairperson:

  • Dr Stuart Davidson  (NPL)

Members:

  • BEV (Bundesamt für Eich- und Vermessungswesen)
  • BIPM (Bureau International des Poids et Mesures)
  • CEM (Centro Español de Metrología)
  • CENAM (Centro Nacional de Metrología)
  • DFM (Danish Fundamental Metrology Ltd)
  • INRIM (Istituto Nazionale di Ricerca Metrologica)
  • KRISS (Korea Research Institute of Standards and Science)
  • LNE (Laboratoire National de Métrologie et d'Essais)
  • METAS (Federal Institute of Metrology METAS)
  • MSL (Measurement Standards Laboratory of New Zealand)
  • NIM (National Institute of Metrology)
  • NIST (National Institute of Standards and Technology, United States Department of Commerce)
  • NMIA (National Measurement Institute, Australia)
  • NMIJ/AIST (National Metrology Institute of Japan, AIST)
  • NMISA (National Metrology Institute of South Africa)
  • NPL (National Physical Laboratory)
  • NPLI (CSIR National Physical Laboratory of India)
  • NRC (National Research Council of Canada)
  • PTB (Physikalisch-Technische Bundesanstalt)
  • SMU (Slovak Institute of Metrology/Slovenský Metrologický Ústav)
  • UME (National Metrology Institute of Turkey)
  • VNIIM (D.I. Mendeleyev Institute for Metrology)
  • VSL (VSL B.V.)
  • RMO Technical Committee chairs in the field of Mass and Related Quantities or their representatives

  CCM: Upcoming meetings
24 January 2019: Meeting of the CCM TGPfD-kg (CCM task group on the phases for the dissemination of the kilogram)
13–17 May 2019: 17th meeting of the CCM and related meetings

CCM summary
General information
Members of the CCM
CCM publications and bibliography
CCM Guidelines on final reports of comparisons
CCM e-News
Revision of the SI
CCM strategy
CCM working groups
Photographs
Key comparisons
Open documents
CCM documents
CCM-WGG documents
CCM-WGH documents
CCM-WGPV documents
Workshop on the mise en pratique (Nov. 2012)