超高效液相色谱-质谱/质谱法同时测定蔬菜中7种磺胺的残留量 |
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引用本文: | 黄志波,王纪阳,程雪梅,梁志刚,何健安.超高效液相色谱-质谱/质谱法同时测定蔬菜中7种磺胺的残留量[J].热带作物学报,2016,36(6):76-80. |
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作者姓名: | 黄志波 王纪阳 程雪梅 梁志刚 何健安 |
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作者单位: | 东莞市农产品质量安全监督检测所 广东东莞 523000;东莞市农产品质量安全监督检测所 广东东莞 523000;东莞市农产品质量安全监督检测所 广东东莞 523000;东莞市农产品质量安全监督检测所 广东东莞 523000;东莞市农产品质量安全监督检测所 广东东莞 523000 |
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摘 要: | 为建立超高效液相色谱-质谱/质谱法(UPLC-MS/MS)同时测定蔬菜中7种磺胺残留量的方法。样品用1%乙酸乙腈提取,以C18色谱柱分离待测物,采用多反应监测(MRM)离子扫描模式,外标法进行定量,线性良好,相关系数均大于0.999。结果显示:7种磺胺的检出限为0.000 4~0.000 6 mg/kg,样品添加回收率为67.5%~94.1%,相对标准偏差均少于5.3%(n=6)。该方法简单快捷、定量准确,可满足多种蔬菜中7种磺胺的残留检测要求。
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关 键 词: | 超高效液相色谱-质谱/质谱法 磺胺 残留量 蔬菜 |
Determination of 7 Sulfanilamide in Vegetables by UPLC-MS/MS Spectrometry |
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Institution: | Dongguan Agricultural Products Institute of Quality Safety Supervision and Inspection, Dongguan, Guagndong 523000;Dongguan Agricultural Products Institute of Quality Safety Supervision and Inspection, Dongguan, Guagndong 523000;Dongguan Agricultural Products Institute of Quality Safety Supervision and Inspection, Dongguan, Guagndong 523000;Dongguan Agricultural Products Institute of Quality Safety Supervision and Inspection, Dongguan, Guagndong 523000;Dongguan Agricultural Products Institute of Quality Safety Supervision and Inspection, Dongguan, Guagndong 523000 |
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Abstract: | |
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Keywords: | UPLC-MS/MS sulfanilamide residual vegetable |
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