中药的加工炮制过程中,对饮片的干燥一般采用晒干、阴干和烘干法等。在这几种干燥法中,晒干法因其方便、省时、省力、经济,尤为多用。黄柏饮片大都采用硒干法干燥。也有人认为宜用阴干法干燥,以保持其色泽鲜艳。在饮片加工厂也有用烘干法干燥。这3种干燥方法对黄柏的质量是否有影响呢?笔者通过对不同方法干燥的黄柏饮片中小檗碱的含量测定,了解它们内在质量的变化。报道如下。 In the processing of traditional Chinese medicines, drying of dried pieces is generally performed by drying, drying and drying. Among these drying methods, the drying method is particularly useful because it is convenient, time-saving, labor-saving, and economical. Most of the Huangbai pieces are dried using selenium. Some people think that it is better to dry with shade to keep its color bright. Drying is also useful at the processing plant. How do these three kinds of drying methods affect the quality of Phellodendron chinense? The authors determined the content of berberine in the dried Phellodendron Slices by different methods to understand their intrinsic quality changes. The report is as follows.