Home / Standards / GB/T 8313-2018 GB/T 8313-2018 Active Determination of total polyphenols and catechins content in tea 茶叶中茶多酚和儿茶素类含量的检测方法 Standard Type GBT ICS 67.140.10 CCS X55 Status 现行 Issue Date 2018-07-13 Implementation 2018-11-01 Responsible Dept 中华全国供销合作总社 Drafting Unit N/A