General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 19182-2003
Scope
This standard specifies a method for the determination of caffeine content in regular and decaffeinated green and roasted coffee beans, and in regular and decaffeinated coffee extracts, by high performance liquid chromatography.
GB/T 19182-2003 history
2003GB/T 19182-2003 Coffee--Determination of caffeine content--Method using high-performance liquid chromatography