【摘要】 对传统的黄姜中甾体皂甙元的测定方法进行了改进。提取甾体皂甙元时采用微量样品以氯仿浸提代替传统的回 流抽提法,以Liebemann-Barcharad试剂显色,用分光光度法测定。测定结果准确,高效低成本且步骤简单,应用广泛。更多还原

【Abstract】 Improvement was made on the traditional way of determination of diosgenin. Diosgenin was extractied with chloroform instead of circumfluence and then oxidized by Liebemann-Barcharad reagent and finally determined with a spectrophotometer. This method was proved to be simple, accurate, low-cost and highly efficient.更多还原