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CCM Working Group on Pressure and Vacuum (CCM-WGPV)

The CCM Working Group on Pressure and Vacuum (WGPV) is the advisory group of the highest authority of pressure and vacuum metrology, the International Committee of Mass and related Quantities (CCM). It is concerned with the metrology of gauge, differential and absolute pressure between 1×10-9 Pa and 1×1010 Pa (pressure and vacuum)as well as very low gas flow ("leaks"). Its members are the most esteemed and most active laboratories of National Metrological Institutes in the field of pressure and vacuum metrology.

Further information at: http://www.bipm.org/en/committees/cc/wg/ccm-wgpv.html