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CCQM-K90
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CCQM-K90
Information
Metrology area, branch   Amount of Substance, Gases
Description   Formaldehyde in Nitrogen
Time of measurement   2015 - 2016
Status   Approved for equivalence, Results available
Reference(s)   Metrologia, 2017, 54, Tech. Suppl., 08029
CCQM-K90 Registration and progress form
Measurand   Mole fraction of Formaldehyde in Nitrogen: ~ 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)