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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%。
The non-aqueous titration method was used to determine the content of alkaloids in Huangyangning Tablets for the first time. The method has high sensitivity, accurate results, and simple and rapid operation. The recovery rate was 97.39% and the RSD was 2.18%.