Methods Taking the dry extract yield and baicalin as the detective marker, the orthogonal experiment was applied to optimize the extraction condition of Fulexin Oral Liquid.
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方法:采用紫外分光光度法测定黄芩苷含量,比较水提法与液-液连续萃取法对黄芩苷提取率的差别。
Methods:Liquid-liquid continuous biphasic extraction was compared with the one of the traditional method of aqueous extraction and acidic deposition, determining the contents of total flavone by UV.
METHODS the optimization extractive technology of Xuanfeiqing granules was investigated using orthogonal design with the availability component extracting from the drug as the index.