半夏多糖的含量测定  

Content Determination of Polysaccharide in Pinellia Tuber

作　　者：吴静芬[1] 张媛媛[1] 吉中强[1] 岳旺[2] 张向农[1] 

机构地区：[1]青岛市人民医院,山东青岛266001 [2]青岛大学医学院,山东青岛266021

出　　处：《中国中医药信息杂志》2006年第10期54-55,共2页Chinese Journal of Information on Traditional Chinese Medicine

基　　金：卫生部[2002]74资助项目

摘　　要：目的测定山东产半夏(姜制品)中多糖的含量。方法采用硫酸-蒽酮比色法于波长(624±1)nm处测定吸光度。结果姜半夏多糖的含量为2.533mg/g(n=3),平均加样回收率为99.54%,RSD=1.69%。结论硫酸-蒽酮法测定姜半夏中多糖,方法简便,准确,稳定性好。Objective To determine the content of polysaccharide of prepared pinellia tuber. Methods The content was determined by sulfuric acid-anthrone colorimetric method with wavelength at （624±1）nm. The content of polysaccharide was 2.533 mg/g in prepared pinellia tuber. The average recovery was 99.54% and RSD was 1.69%. Conclusion The methods was simple, steady and reproducible.

关 键 词：半夏 多糖 硫酸-蒽酮比色法 

分 类 号：R284.1[医药卫生—中药学]