ISO/DIS 14502-1被替代
Determination Of Substances Characteristic Of Green And Black Tea - Part 1: Content Of Total Polyphenols In Tea - Colorimetric Method Using Folin-ciocalteu Reagent
出版：International Organization for Standardization
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基本信息
标准编号： ISO/DIS 14502-1
标准类别：Draft
出版单位：International Organization for Standardization
标准页数：0
标准简介
Provides a method for the determination of the total polyphenol content of leaf teas and instant teas by a colorimetric assay using Folin-Ciocalteu phenol reagent. It is applicable to both green and black tea products.
替代本标准的新标准
