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HPLC法测定非布索坦片的含量

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摘要 目的建立HPLC法测定非布索坦片的含量,为非布索坦片的质量控制和质量标准的建立提供参考。方法采用HPLC法,色谱条件:Kromasil C18色谱柱(250mm×4.6mm,5μm);流动相为乙腈-0.1%甲酸(55:45);检测波长:317nm;流速:1ml·min-1;柱温:30℃。结果非布索坦在20~400μg·ml-1的浓度范围内与峰面积呈良好的线性关系(r=0.9996),最低检出限为0.8ng,3个浓度的回收率分别为99.2%、99.8%、99.4%;RSD分别为0.56%、033%、0.40%。结论本方法操作简便、准确、灵敏,适用于非布索坦片的含量测定,结果可靠。
作者 辛正洪
出处 《首都医药》 2011年第12期49-50,共2页 Capital Medicine
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