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期 刊 ：中国中药杂志 1992年 17卷 05期 页码：282.

关键词：正交试验；杞菊地黄口服液；澄明度；

Keywords:orthogonal experiment, Qiju Dihuang Oral Liquid, clarity,

摘 要 ：为提高杞菊地黄口服液澄明度,以沉淀量为测定指标,选择醇沉浓度、药液pH值、冷藏温度、冷藏时间,采用L₉(3~4)正交试验优选该产品前处理最佳工艺为醇沉浓度75%,药液pH值4.2,冷藏温度3℃、冷藏时间48h。

Abstract:L_{9(3)⁴ orthogonal experiment was perform edto improve the clarity of Qiju Dihuang OralLiquid. The result shows that the optimum pretreatment technology for the liquid includes alcohol concentration 75%, liquid pH 4.2 freezing temperature 3℃ and freezing time 48 hours.}

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