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本文介绍了用pH指示剂吸收度比值法测定盐酸麻黄素滴鼻液中盐酸麻黄素的含量,平均回收率为100.22%,变异系数为0.16%.此方法简便、快速、准确,适用于医院制剂的快速分析。
In this paper, the HPLC method was used to determine the content of ephedrine hydrochloride in ephedrine hydrochloride nasal drops with an average recovery of 100.22% and a coefficient of variation of 0.16% .The method was simple, rapid and accurate and was suitable for hospital preparations Quick analysis.