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用二阶导数光谱法测定七厘散中血竭的含量,以此控制七厘散的内在质量,该法不经分离提纯,即可消除其它组分的干扰。
The second derivative spectrum method was used to determine the content of Dragon’s Blood in Qijusan to control the intrinsic quality of Qizhisan. This method can eliminate the interference of other components without separation and purification.