Method: acid base titration and colorimetric method of acid dye were used.

方法：采用容量法和酸性染料比色法。

youdao

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。

youdao

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。

youdao