Objective: to compare the two methods of content determination for total alkaloids in Tonkin Sophora root. Method: acid base titration and colorimetric method of acid dye were used.
前言:目的:比较山豆根总碱两种含量测定方法,为山豆根提取工艺优选提供参考。
OBJECTIVE To develop HPLC and nonaqueous acid-base titration for the determination of nifekalant hydrochloride and its related substances for quality control.
目的分别用HPLC和非水酸碱滴定法建立起盐酸尼非卡兰有关物质检查及含量测定的方法,为原料的质量控制提供有效的分析方法。
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