NEN ISO 3720:2011现行
Black Tea - Definition And Basic Requirements
出版：Nederlands Normalisatie Instituut
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基本信息
标准编号： NEN ISO 3720:2011
发布时间：2011/4/1 0:00:00
标准类别：Standard
出版单位：Nederlands Normalisatie Instituut
标准页数：3
标准简介
Defines the parts of a named plant that are suitable for making black tea for consumption as a beverage and the chemical requirements for black tea that are used to indicate that tea from that source has been produced in accordance with good production practice.
