色谱相关光谱法识别莫西沙星HPLC分析中的有关物质色谱峰

被引:13
作者
李玮 [1 ]
胡昌勤 [1 ]
杭太俊 [2 ]
田颂九 [1 ]
机构
[1] 中国药品生物制品检定所
[2] 中国药科大学分析测试中心
关键词
高效液相色谱法; 色谱相关光谱; 莫西沙星; 有关物质; 鉴别;
D O I
暂无
中图分类号
R927 [药物鉴定];
学科分类号
1007 ;
摘要
目的建立识别HPLC色谱图中莫西沙星有关物质色谱峰的色谱相关光谱方法。方法采用高效液相色谱-二极管阵列检测器(HPLC-DAD),提取各有关物质峰的标准光谱,建立有关物质标准光谱库;通过计算莫西沙星有关物质色谱峰的光谱与标准光谱库中光谱的相似系数,对有关物质进行识别。结果光谱识别的最低检出限为20 ng,相似系数阈值为0.995。结论色谱相关光谱法可有效地对HPLC分析中的色谱峰进行识别,具有专属性强,准确度高,耐用性好的特点,适用于对由于色谱柱、流动相等色谱条件的改变,无法利用相对保留时间定性的色谱峰的归属。
引用
收藏
页码:627 / 631
页数:5
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