General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 22978-2008
Scope
This standard specifies the liquid chromatography-tandem mass spectrometry method for the determination of dexamethasone residues in milk and milk powder. This standard applies to the determination and verification of dexamethasone residues in milk and milk powder. The method detection limit of this standard: milk is 0.2ug/kg, milk powder is 1.0ug/kg.
GB/T 22978-2008 Referenced Document
GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 22978-2008 history
2008GB/T 22978-2008 Determination of dexamethasone residues in milk and milk powder.LC-MS-MS method