CCRI Section II: Key Comparisons Working Group (CCRI-KCWG(II))
Chair
National Institute of Standards and Technology
United States of America
Secretary
Director of the Ionizing Radiation Department
Bureau international des poids et mesures
France
Meetings and related documents
Guidance Documents
Guidance on applying the Measurement Methods Matrix (MMM) in using comparison results to support CMCs (2023)
CCRI Guidance Document on the CIPM MRA
Terms of reference
The KCWG(II) provides support to the radionuclide metrology community by:
- Assisting CCRI(II) on implementing a strategy for comparisons, including the ten-year plan and measurement methods matrix
- Assisting laboratories piloting comparisons, including review of protocols and reports
- Supporting development and use of BIPM Ionizing Radiation Department services
- Reviewing and approving Key Comparison Draft B reports
- Preparing recommendations for CCRI on scientific and technical issues arising in comparisons, including potential outliers, KCRV, and degrees of equivalence calculations
- Identifying areas of radionuclide metrology that require further attention in the pursuit of improved standards and comparisons