– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
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JCTLM Database Working Group (JCTLM-DBWG)

Chair: Dr Gary Myers


  • Prof. Mauro Panteghini (CIRME)
  • Dr Karen W. Phinney (NIST)
  • Dr Qinde Liu (HSA)

The JCTLM Database Working Group is charged with establishing a process for identifying, reviewing and publishing lists of:

  • available higher order certified reference materials,
  • higher order reference measurement procedures, and
  • reference measurement services of laboratories.

This information is essential for industries establishing traceability in compliance with the European Commission Directive for in vitro Diagnostics (1998).

Analyte Group 1:

Vice-Chair: Dr Qinde Liu (HSA)

Review Teams:

Analyte Group 2:

Vice-Chair: Prof. Mauro Panteghini (CIRME)

Review Teams:

Analyte Group 3:

Vice-Chair: Dr Karen W. Phinney (NIST)

Review Teams:

Since 2003 the IFCC provides a proficiency testing system for reference laboratories in support of the requirement for being or remaining listed in the JCTLM Database. This IFCC RELA EQAS meets the requirements described in sections 6.4.13 and 7 of the procedure document WG2-P-02, addressing the requirements for suitable proficiency testing providers at the international level.

Detailed information including a Procedure Manual is available at:

For further information please contact:

    Dr Anja Kessler
    Reference Institute for Bioanalytics (RfB)
    Friesdorfer Stra?e 153
    53175 Bonn

  JCTLM: Upcoming meetings
4–5 December 2017: JCTLM Workshop 2017: Accurate results for patient care (a JCTLM Members and Stakeholders Meeting)
6 December 2017: JCTLM-TEPWG Meeting
7–8 December 2017: JCTLM Executive Committee Meeting

JCTLM links
  • Workshop 2017
  • JCTLM summary
    General information
    Declaration of Cooperation
    JCTLM Workshop 2017: Accurate results for patient care
    Member organizations
    Nominations and review process
    Reports of JCTLM Executive Committee meetings
    Open documents
    Member and Stakeholder Meetings
    Workshops and Symposia