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本文研究了四苯硼钠示波极谱滴定测定服止宁原料药和片剂的方法。原料药溶液的回收率为99.49～100.2%,片剂的回收率为99.35～100.1%。
In this paper, tetraphenylboron sodium oscillopolarographic titration Determination of service Ning tablet and drug. The recovery rate of the drug substance solution was 99.49 ~ 100.2% and the recovery rate of the tablets was 99.35 ~ 100.1%.