Possibilities of gas chromatography atomic emission detection in pesticide multiresidue analysis - Application to herbicide analysis in soils

被引:21
作者
Bernal, JL
delNozal, MJ
Martin, MT
Jimenez, JJ
机构
[1] Deparment of Analytical Chemistry, Faculty of Sciences, University of Valladolid, 47005 Valladolid, Prado de la Magdalena s/n
关键词
environmental analysis; detection; GC; soil; pesticides;
D O I
10.1016/S0021-9673(96)00200-2
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
The potential of gas chromatography with atomic emission detection (GC-AED) for pesticide multiresidue analysis is explored. Retention data of 181 phytochemicals of diverse properties and considerations about the identification reliability and sensitivity are provided, making a comparison with data obtained by mass spectrometric (MS) detection. The GC-AED system is applied to the determination of 11 herbicides in laboratory-spiked soils after extraction with ethyl acetate. Complementary use of MS is required in order to resolve some peak pairs undiscerned by AED.
引用
收藏
页码:245 / 256
页数:12
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