The separation and purification methods for astragalus polysaccharides are introduced and analyzed in this paper.
介绍和分析黄芪多糖的分离和纯化方法。
The purification methods of phosphine include adsorption method, low temperature distillation method and membrane separation method etc.
总结了磷化氢的精制方法，主要有吸附法、低温精馏法和膜分离法等。
Methods: the Optimum separation and purification process conditions were studied by the orthogonal test with TLC identification and content determination as markers.
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。
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