液相色谱法测定鱼肌肉中孔雀石绿、结晶紫及其代谢物Determination of Residues of Malachite Green,Gentian Violet and Their Metabolites in Fish Tissues by High-Performance Liquid Chromatography
林洪,付晓婷,邱绪建,江洁,李振兴
摘要(Abstract):
孔雀石绿(MG)和结晶紫(GV)曾作为渔药使用,在鱼体内可分别代谢为无色孔雀石绿(LMG)及无色结晶紫(LGV),具有潜在的致癌性,已被许多国家禁用。本文研究了同时检测孔雀石绿、结晶紫及其代谢物无色孔雀石绿和无色结晶紫的液相色谱方法,建立了检测前处理方法及色谱条件。经过液液萃取和丙基磺酸阳离子树脂纯化,采用C18分离柱后串联二氧化铅柱氧化衍生的方法,同时检测母体药物及其代谢物,回收率>70%,重复性的相对标准偏差<15%,定量限分别为2μg/kg及1μg/kg。经样品实测,在一份鲈鱼样品中检测到无色孔雀石绿残留97μg/kg。
关键词(KeyWords): 液相色谱;孔雀石绿;结晶紫;代谢物
基金项目(Foundation): 科技部标准重大专项“主要养殖水产品安全限量及控制标准研究”(2002BA906A39)资助
作者(Author): 林洪,付晓婷,邱绪建,江洁,李振兴
DOI: 10.16441/j.cnki.hdxb.2006.06.014
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