测定牛奶中5种青霉素残留量的高效液相色谱柱前衍生法

被引:34
作者
王超
李淑娟
机构
[1] 中国进出口商品检验技术研究所!北京
关键词
青霉素; 残留; 液相色谱; 牛奶; 柱前衍生化;
D O I
暂无
中图分类号
O657.7 [色谱分析];
学科分类号
摘要
样品采用乙腈直接提取,离心分离及固相(C18柱)净化方式,经衍生后,用液相色谱紫外检测器测定牛奶中5种青霉素残留量。方法最小检测质量浓度0.005mg/L,回收率范围在68.9%~101.3%之间,相对标准偏差为3.21%~6.18%。
引用
收藏
页码:72 / 74
页数:3
相关论文
共 3 条
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Rapid determination of ampicillin in bovine milk by liquid chromatography with fluorescencedetection. CATHARINA Y W A,WENHONG L. Journal of the Association of Official Analytical Chemists . 1997
[2]  
Capillary gas chromatographic method for determination of benzylpenicillin and other beta-lactam an-tibiotics in milk. MEETSCHEN U,PETZ M. Journal of the Association of Official Analytical Chemists . 1990
[3]  
Determination of isoxazolylpenicillins residues in milk by ion pair reversed - phase high performanceliquid chromatography after precolumn derivatization. VERDON E,COUEDOR P. Journal of Chromatography B . 1998