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Determination of carbofuran and pirimicarb in tobacco
Author(s): 
Pages: 22-24
Year: Issue:  4
Journal: CHINESE JOURNAL OF ANALYSIS LABORATORY

Keyword:  液相色谱-质谱氨基甲酸酯烟草;
Abstract: 采用液相色谱-质谱联用技术(LC-MS-MS)检测了烟草中的克百威和抗蚜威两种氨基甲酸酯类农药的残留量.样品用乙腈超声波提取,以甲醇-50mmol甲酸铵为梯度流动相,C18柱分离,电喷雾正离子选择反应监测(SRM)模式定量分析.结果表明,克百威和抗蚜威的平均加标回收率为96.05%~104.0%,相对标准偏差为2.8%~5.7%.样品前处理不含净化和浓缩步骤,操作简单.
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