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CCQM-K74
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CCQM-K74
Information
Metrology area, branch   Amount of Substance, Gases
Description   Nitrogen dioxide (NO2) in Nitrogen (N2)
Time of measurement   2009 - 2010
Status   Approved for equivalence, Results available
Reference(s)   Metrologia, 2012, 49, Tech. Suppl., 08005
CCQM-K74 Final Report, 2011, 117 pages
Measurand   Amount-of-substance fraction: 10 µmol/mol
Transfer device(s)   Gas cylinders
Comparison type   Key comparison
Consultative Committee  CCQM (Consultative Committee for Amount of Substance)
Conducted by   CCQM (Consultative Committee for Amount of Substance)