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渗旅法是目前中药厂常采用阴提取方法之一,尤其适用于成分单一的口服液制剂。它不仅对有效成分的提取共月选择性高、杂质少,而且设备简单,操作容易。
The infiltration method is one of the traditionally used methods for the negative extraction of Chinese herbal medicines. It is especially suitable for oral liquid preparations with a single composition. It not only has high selectivity and low impurities for the extraction of active ingredients, but also has simple equipment and easy operation.