牛奶中四环素类药物多残留分析方法研究——MSPD-HPLC-UV

被引:37
作者
张素霞
李俊锁
钱传范
不详
机构
[1] 中国农业大学动物医学院
[2] 中国农业大学动物医学院 北京
[3] 北京
[4] 北京
关键词
牛奶; 四环素类药物; 基质固相分散(MSPD); 高效液相色谱(HPLC);
D O I
暂无
中图分类号
S859.84 [动物性食品中化学物残留];
学科分类号
摘要
本文建立了牛奶中四环素类药物的MSPD -HPLC -UV分析法。将C18、EDTA—Na2 、草酸和样品研磨混合 ,制成半固态装柱、淋洗、反相HPLC测定。在 0 10~ 0 5 0 μg/ml添加浓度范围内 ,4种四环素类药物的平均回收率为 78 7%~ 90 2 % ,变异系数在 2 4%~ 18 8%之间 ,方法检测限为 0 0 2 μg/ml~ 0 0 5 μg/ml。
引用
收藏
页码:51 / 54
页数:4
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