Working Group Members

CCL-WG-MRA Sub-Group on key comparisons (CCL-WG-MRA-sWG-KC)

Chair

Prof. Andrew Lewis

National Physical Laboratory

United Kingdom

ccl-wg-mra-swg-kc-tor

Terms of reference

The terms of reference of the CCL-WG-MRA-sWG-KC are the following:

  • to coordinate, supervise and support the administrative process of the pilot laboratories in conducting key comparisons;
  • to prepare and maintain guidance documents and templates ready to use for the pilot laboratories;
  • to examine all relevant documents for each key comparison, starting with the protocol and ending with the Draft B report;
  • to advise the pilot laboratory in preparing the text of the entry to Appendix B of the CIPM MRA as required, including the calculation of degrees of equivalence and linking, and to prepare a recommendation on these subjects for approval by the CCL;
  • to prepare guidance documents on identifying significant deviations for use by the pilot laboratories.

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