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CCQM-K3
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CCQM-K3
Information
Metrology area, branch   Amount of Substance, Gases
Description   Automotive emission gases
Time of measurement   1998 - 1999
Status   Approved for equivalence, Results available
Reference(s)   Metrologia, 2002, 39, 121-122
Measurand   Amount-of-substance fraction of CO (32 mmol/mol), CO2 (135 mmol/mol) and C3H8 (2.05 mmol/mol); N2 balance
Transfer device(s)   Calibrated gas cylinders measured by gravimetry
Comparison type   Key comparison
Consultative Committee  CCQM (Consultative Committee for Amount of Substance)
Conducted by   CCQM (Consultative Committee for Amount of Substance)
Comments   Note that EUROMET.QM-K3 results are linked to CCQM-K3 results.