首页 馆藏资源 舆情信息 标准服务 科研活动 关于我们
现行 ISO 14502-1:2005
到馆阅读
收藏跟踪
购买正版
Determination of substances characteristic of green and black tea — Part 1: Content of total polyphenols in tea — Colorimetric method using Folin-Ciocalteu reagent 绿茶和红茶物质特性的测定第1部分:茶叶中总多酚的含量——Folin-Ciocalteu试剂比色法
发布日期: 2005-03-16
ISO 14502-1:2005规定了使用Folin-Ciocalteu酚试剂通过比色法测定叶茶和速溶茶中总多酚含量的方法。它适用于绿茶和红茶产品。
ISO 14502-1:2005 specifies 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.
分类信息
关联关系
研制信息
归口单位: ISO/TC 34/SC 8
相似标准/计划/法规
现行
BS ISO 14502-2-2005
Determination of substances characteristic of green and black tea-Content of catechins in green tea. Method using high-performance liquid chromatography
绿茶和红茶特性物质的测定 绿茶中儿茶素的含量 方法采用高效液相色谱法
2006-07-31
现行
ISO 14502-2-2005
Determination of substances characteristic of green and black tea — Part 2: Content of catechins in green tea — Method using high-performance liquid chromatography
绿茶和红茶特性物质的测定第2部分:绿茶中儿茶素的含量——方法采用高效液相色谱法
2005-03-16
现行
BS ISO 14502-1-2005
Determination of substances characteristic of green and black tea-Content of total polyphenols in tea. Colorimetric method using Folin-Ciocalteu reagent
绿茶和红茶特性物质的测定 茶叶中总多酚的含量 Folin-Ciocalteu试剂比色法
2005-04-12
现行
DIN ISO 14502-2
Determination of substances characteristic of green and black tea - Part 2: Content of catechins in green tea - Method using high-performance liquid chromatography (ISO 14502-2:2005 + Corrigendum 1:2006)
绿茶和红茶特性物质的测定第2部分:绿茶中儿茶素的含量高效液相色谱法
2007-12-01
现行
DIN ISO 14502-1
Determination of substances characteristic of green and black tea - Part 1: Content of total polyphenols in tea - Colorimetric method using Folin-Ciocalteu reagent (ISO 14502-1:2005 + Corrigendum 1:2006)
绿茶和红茶特性物质的测定第1部分:茶中总多酚的含量Folin-Ciocalteu试剂比色法
2007-11-01