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CCQM-K55.a
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CCQM-K55.a
Information
Metrology area, branch   Amount of Substance, Organics
Description   Purity assessment of high purity organic materials: 17beta-Estradiol
Time of measurement   2008 - 2009
Status   Approved for equivalence, Results available
Reference(s)   Metrologia, 2012, 49, Tech. Suppl., 08009
CCQM-K55.a Final Report, 2012, 33 pages
Measurand   Mass fraction of 17beta-Estradiol
Nominal value > 970 mg/g
Transfer device(s)   Dedicated samples
Comparison type   Key comparison
Consultative Committee  CCQM (Consultative Committee for Amount of Substance)
Conducted by   CCQM (Consultative Committee for Amount of Substance)