ISO 9768:1994 茶.水萃取物的测定

标准编号：ISO 9768:1994

中文名称：茶.水萃取物的测定

英文名称：Tea — Determination of water extract

发布日期：1994-08

标准范围

规定方法的原理是通过在回流下煮沸水，从试验部分提取可溶性物质，过滤、洗涤、干燥和称量热水不溶性残留物，计算水提取物。

The principle of the method specified is extraction of soluble matter from a test portion by boiling water under reflux, filtration, washing, drying and weighing of the hot-water-insoluble residue, calculation of the water extract.

标准预览图