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CCQM-K78.a
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CCQM-K78.a
Information
Metrology area, branch   Amount of Substance, Organics
Description   Mass fraction assignment of organic analytes in a multi-component aqueous calibration solution
Time of measurement   2016 - 2017
Status   In progress
Reference(s)   CCQM-K78.a Registration and progress form
Measurand   Mass fraction in μg/g of Phe in a sample
Nominal values in the range 50 μg/g to 500 μg/g
Optional: Mass fraction content of Leu, Ile and Pro
Transfer device(s)   Amber glass ampoules each containing 1 ml of the CCQM-K78.a comparison material, consisting of a gravimetrically prepared solution of amino acids in 0.01 N HCl.
Comparison type   Key comparison
Consultative Committee  CCQM (Consultative Committee for Amount of Substance)
Conducted by   CCQM (Consultative Committee for Amount of Substance)