检测 茶叶 标准查询与下载
共找到 150 条与 检测 茶叶 相关的标准，共 10 页
本标准规定了用原子荧光光度法检测茶叶中硒含量的方法。 本标准适用于茶叶中硒含量的测定
Determination of selenium content in tea
This GSO Standard specifies a method for the deter¬mination of the loss in mass when tea is heated in air at 103?C
METHODS OF TEST FOR TEA DETERMINATION OF LOSS IN MASS AT 103?C
Methods of examination and teat for tea-determination of the total ash-water.
This GSO Standard specifies a method of preparing a ground sample of tea and of determining its dry matter content, for use in analytical
METHODS OF TEST FOR TEA PREPARATION OF GROUND SAMPLE OF KNOWN DRY MATTER CONTENT
本文件规定了木姜叶柯（Lithocarpus litseifolius (Hance) Chun）甜茶检测指标、检测方法等技术要求
Technical Regulations for Quality Inspection of Mujiang Yeke Sweet Tea
采用乙腈和水混合溶剂振荡提取，通过甲氧胺盐酸盐和N,O-双（三甲基硅基）三氟乙酰胺两种衍生试剂进行衍生化处理，然后直接采用气相色谱氢火焰检测器进行检测，以苯基-β-D-吡喃葡萄糖苷为内标，采用内标标准曲线法进行定量分析
Gas Chromatography Hydrogen Flame Ionization Method for Detection of Soluble Sugar in Guizhou Tea
This standard specifies a method for the preparation of a liquor of tea for use in sensory tests, by means of infusing the leaf
Analysis of tea; preparation of liquor for use in sensory tests
本标准规定了用高效液相色谱法(HPLC)测定茶叶中儿茶素类含量,用分光光度法测定茶叶中茶多酚含量的方法。 本标准适用于茶及茶制品中儿茶素类及茶多酚含量的测定
Determination of total polyphenols and catechins content in tea
本标准规定了用高效液相色谱法(HPLC)测定茶叶中儿茶素类含量和用分光光度法测定茶叶中茶多酚含量的方法。 本标准适用于茶及茶制品中儿茶素类及茶多酚含量的测定
Determination of total polyphenols and catechins content in tea
本标准规定茶叶检验之方法
Methods of Test for Tea
本标准规定了进出口茶叶抽样、检验和检验结果的判定规则及处置。 本标准适用于进出口茶叶的检验
Rules for inspection of tea for import and export
This GSO standard is concerned with methods of examination and test for tea
METHODS OF EXAMINATION AND TEST FOR TEA
METHODS OF EXAMINATION AND TEST FOR TEA
This GSO Standard specifies methods for the sampling of tea. It applies to sampling from containers of all sizes
Methods of examination and teat for test-sampling
本标准规定了进出口茶叶检疫方法。 本标准适用于各种进出口茶叶的检疫
Rule of quarantine of tea import and export
