摘要
目的:比较痰咳净散中咖啡因含量测定的两种不同方法。方法:分别采用高效液相色谱法和紫外分光光度法测定。结果:两种方法平均回收率和RSD分别为100.5%和1.2%;99.2%和1.2%。结论:两种方法均可作为痰咳净散中咖啡因含量测定方法。
Objective: To compare two methods for the determination of caffeine in Tankejing Powder. Methods: The methods were HPLC method and UV spectrophotometric method. Results: The average recovery ratio and RSD for the three methods were 100. 5% and 1.2% ; 99. 2% and 1.2% respectively. Conclusions: All the methods can be used for the determination of caffeine in Tankejing Powder.
出处
《中国民族民间医药》
2012年第3期37-38,共2页
Chinese Journal of Ethnomedicine and Ethnopharmacy
基金
2009年徐州医学院药学院教改课题
项目名称:"痰咳净"等综合设计性实验的建立
编号:0912yxyjg014