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采用荧光薄层扫描法测定黄柏中盐酸小檗碱的含量，10批样品含量在0．38％～1．27％，平均含量0．68％；加样回收率为101．0％，RSD=2．70％，重现性测定结果RSD=1．20％。
The content of berberine hydrochloride in Phellodendron chinense was determined by fluorescence thin-layer scanning method. The content of 10 batches of samples was 0.38%-1.27%, and the average content was 0.68%. The recovery rate of sample addition was 101.0%. RSD= 2.70%, reproducibility results RSD = 1.20%.