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应用一阶导数光谱法测定中成药感冒咳嗽冲剂中绿原酸的含量。测定结果表明,其它组分对测定无干扰,方法回收率为99.75%。
Determination of Chlorogenic Acid in Chonggan Cough Powder by First Derivative Spectrophotometry. The results showed that other components did not interfere with the determination and the method recovery rate was 99.75%.