摘要
首次用非水溶液滴定法测定黄杨宁片中生物碱的含量,本法灵敏度高,结果准确,操作简便、快捷,测得回收率为97.39%,RSD 为2.18%。
A method of titration in nonaqueous solvent is used in content detremination of alkaloid tablets of Huang Yang Ning.The result displays a good linear relationship in measurement range(10-60tablets.0. 7425-4.4366g).The average recovery of samples is 97.39%.The relative standard deviation(RSD)is 2.18%.The sensitivity of the method is high,and the result is accurate,the operation is simple and rapid.
出处
《黑龙江医药》
CAS
2000年第5期264-264,共1页
Heilongjiang Medicine journal
关键词
黄杨宁
非水溶液滴定法
生物碱
片剂
Huang Yang Ning
Cyclovirobuxine D
Titration in nonaqueous solvent
content determination
