凝胶渗透-负化学电离源质谱法测定水产品中多种农药残留

凝胶渗透-负化学电离源质谱法测定水产品中多种农药残留

TS207.5; 本文建立了凝胶渗透-负化学电离源质谱法(GPC-NCI/MS)测定水产品中多种农药残留量的方法.样品用乙腈萃取,凝胶渗透色谱(GPC)和正丙基乙二胺(PSA)固相萃取净化.在10μg·kg-1加标水平下,多种农药的回收率为71.3％～107.2％,相对标准偏差为2.93％～7.68％,检出限(S/N=3)为0.29～0.87μg·kg-1.该方法能很好地去除基体杂质,目标物选择性好,适合于泥鳅等水产品中多种有机氯和菊酯类农药残留的检测....

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Veröffentlicht in:现代食品 2021 (15), p.186-192
Hauptverfasser: 徐文科, 孟祥龙, 范广宇, 姚燕林, 夏梦, 宋苏
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container_end_page 192
container_issue 15
container_start_page 186
container_title 现代食品
container_volume
creator 徐文科
孟祥龙
范广宇
姚燕林
夏梦
宋苏
description TS207.5; 本文建立了凝胶渗透-负化学电离源质谱法(GPC-NCI/MS)测定水产品中多种农药残留量的方法.样品用乙腈萃取,凝胶渗透色谱(GPC)和正丙基乙二胺(PSA)固相萃取净化.在10μg·kg-1加标水平下,多种农药的回收率为71.3％～107.2％,相对标准偏差为2.93％～7.68％,检出限(S/N=3)为0.29～0.87μg·kg-1.该方法能很好地去除基体杂质,目标物选择性好,适合于泥鳅等水产品中多种有机氯和菊酯类农药残留的检测.
doi_str_mv 10.16736/j.cnki.cn41-1434/ts.2021.15.052
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title 凝胶渗透-负化学电离源质谱法测定水产品中多种农药残留
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