– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
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The Kingdom of Thailand

The Kingdom of Thailand* first became a Member State in 1912.

Representatives of the NMIs or designated institutes of the Kingdom of Thailand (see CIPM MRA) participate in the following Consultative Committees:


*. then Siam
3/4-5 Moo 3,
Klong 5, Klong Luan
12120 Pathumthani
Tel.: + 662 577 5100
Fax: + 662 577 2823
Web: http://www.nimt.or.th/
Participating in the CIPM MRA since: 14 October 1999

Signed by: Prayoon SHIOWATTANA (then Director, NIMT)
  • National Institute of Metrology (Thailand) (NIMT), Pathumthani

  • Designated institute(s):
  • For DNA quantification in food; chemistry: pesticide residues in food: Bureau of Quality and Safety of Food, Department of Medical Science, Ministry of Public Health (BQSF, DMSc), Nonthaburi (from 22 August 2008)
  • For ionizing radiation: dosimetry measurements as listed in the attached file : Bureau of Radiation and Medical Devices, Department of Medical Science, Ministry of Public Health (BRMD, DMSc), Nonthaburi (from until 28 November 2008)
  • For ionizing radiation: all radioactivity and neutron measurements; dosimetry measurements with the exception of those listed in the attached file : Office of Atoms for Peace (OAP), Bangkok (from 26 July 2004)
  • For chemistry: preservative agents in food and beverages: Thailand Institute of Scientific and Technological Research (TISTR), Changwat Pathum Thani (from 31 May 2016)

  • 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:

    NIMT from 13 October 2006

    Over the last 15 years this State has benefited from BIPM comparison and calibration services in the following fields:

    • Chemistry
    • Electricity
    • Ionizing Radiation (for Thailand. traceability to the BIPM in the field of dosimetry is established though BIPM calibrations made for the IAEA)
    • Mass
    • Time

    BIPM calibration certificates issued to the Kingdom of Thailand and/or its NMI(s)

    Delegates at the meeting of the CGPM in November 2018:
    • Mrs Ajchara Chareonsook (Head of Delegation)
    Delegates at recent meetings of NMI Directors and State Party Representatives:
    • No participants at recent meetings (2017, 2019)

    Nationals having participated in/benefited from the BIPM CBKT programme:

    National institutes having sponsored a BIPM CBKT initiative (in full or in part):

    • No sponsorship yet

    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