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中草药的成分是很复杂的,往往有效成分和无效成分混合在一起的,所以提取和分离有效成分的过程,也是除去无效成分的过程。为了把有效成分提取出来,除了对有效成分有一定的认识外,同时对无效成分也要有一定的了解,才能很好地完成这项工作。中草药有效成分的提取与分离时,要求选择方法简便,容易提取,收得率高,成本低廉,适合农
The composition of Chinese herbal medicine is very complicated, and often the active ingredient and the ineffective ingredient are mixed together. Therefore, the process of extracting and separating the active ingredient is also a process of removing the ineffective ingredient. In order to extract the active ingredients, in addition to having a certain understanding of the active ingredients, at the same time have a certain understanding of the invalid ingredients, in order to complete this work. When the active ingredients of Chinese herbal medicines are extracted and separated, the selection method is simple, easy to extract, high yield, low cost and suitable for agriculture.