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我国中药制剂工业对中药提取液的澄清,经典方法是醇沉法,但已有不少报道认为将乙醇作为澄清剂有诸多不合理性,如把不溶于醇的无机物成分作为杂质除去是不妥的。许多现代研究表明具有生物活性与免疫作用的蛋白质、多糖也极易被醇沉淀除去。另外,醇沉工艺时间长,成本高,损耗乙醇
The clarification of traditional Chinese medicine preparation industry in China’s traditional Chinese medicine preparations is alcohol precipitation. However, there have been many reports that using ethanol as a clarifying agent has many irrationalities, such as the removal of inorganic compounds that are insoluble in alcohol as impurities. Properly. Many modern studies have shown that proteins and polysaccharides that are biologically active and immune are also easily removed by alcohol precipitation. In addition, the alcohol precipitation process has a long time, high cost, and loss of ethanol