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饲料中盐酸克伦特罗的气相色谱-质谱法测定分析 被引量:4

Determination of clenbuterol in feed by gas chromatography - mass spectrometry
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摘要 探索了饲料中盐酸克伦特罗的气相色谱-质谱法测定方法。饲料试样中盐酸克伦特罗经0.01mol/l盐酸溶液提取,乙醚脱脂净化,乙酸乙酯提取后蒸发至干,用乙醇溶解后加样到氧化铝柱上,用0.01mol/l盐酸溶液洗脱,蒸发至干后,分别用三甲基氯硅烷(TMCS)和乙酸酐衍生,采用GC/MS/SIM方式进行测定,均达到了保留时间之差不大于2s(分别为0.002min,0.004min),匹配度大于800(分别为863,923)的定性要求,符合农业部行业标准NY/T468—2001。
出处 《饲料工业》 北大核心 2004年第5期58-60,共3页 Feed Industry
基金 国家863计划专题项目(2002AA248051-3) 北京市科技新星计划(9558103300)资助
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