对于染料木素的中试规模制备，尤其是染料木素纯化工艺条件的优化进行了深入探索。
Further investigation of the macroscale preparation and especial the purification of genistein is still in progress.
目的：考察阳离子交换树脂不同洗脱剂纯化苦参总生物碱的效果，优选最佳纯化工艺条件。
Objective: to select the optimum purifying process of total alkaloids from Sophora flavescens by means of cation exchange resin.
方法：以薄层鉴别和含量测定为指标，采用正交设计方法优先尿毒清提取液的分离与纯化工艺条件。
Methods: the Optimum separation and purification process conditions were studied by the orthogonal test with TLC identification and content determination as markers.
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