Abstract:
建立了固相萃取气相色谱(SPE-GC)法测定蔬菜、水果中11种有机磷农药残留量的方法.样品经乙腈提取、浓缩后经弗罗里圭(florisil)固相萃取小柱净化,采用气相色谱-火焰热离子检测器(GC-FTD)测定.对于农药的3个添加水平,平均回收率为52.8±4.8%~115.3±3.0%(n=5),RSD≤12.6%,方法的最小检出限在0.0126~0.052 mg/kg之间.方法快速、灵敏、准确、成本低,能满足蔬菜水果中多农残快速检测的分析要求.
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分析测试技术与仪器
Year: 2009
Issue: 03
Volume: 15
Page: 144-150
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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