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Abstract:
建立了茶叶中同时分析12种有机氯和拟除虫菊酯类农药残留的样品提取和固相萃取(SPE)前处理方法.试样在超声条件下用正己烷提取后用自制弗罗里圭(florisil)/石墨化碳复合固相萃取小柱净化,然后采用气相色谱-电子捕获检测器(GC-ECD)测定.研究结果表明,当茶叶中农药加标在4.93~201.00 ng/g范围内时,添加回收率为68.9%~112.2%,相对标准偏差为2.43%~15.8%,方法的检出限范围在2.52~10.59 ng/g.
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分析测试技术与仪器
ISSN: 1006-3757
CN: 62-1123/O6
Year: 2009
Issue: 2
Volume: 15
Page: 101-105
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 4
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