共 11 条
DETERMINATION OF TOXIC PCB CONGENERS IN BIOLOGICAL SAMPLES BY MULTIDIMENSIONAL GAS-CHROMATOGRAPHY MASS-SPECTROMETRY (GC/GC/MS)
被引:24
作者:
SIPPOLA, E
HIMBERG, K
机构:
[1] Food Research Laboratory, Technical Research Centre of Finland, Espoo, SF-02150
来源:
FRESENIUS JOURNAL OF ANALYTICAL CHEMISTRY
|
1991年
/
339卷
/
07期
关键词:
D O I:
10.1007/BF00323809
中图分类号:
O65 [分析化学];
学科分类号:
070302 ;
081704 ;
摘要:
Multidimensional gas chromatography-mass spectrometry (GC/GC/MS) was used for the determination of coplanar PCB congeners in biological samples. A quadrupole low resolution mass spectrometer was used as the main detector in order to increase the reliability of identification and enable the use of C-13-labelled internal standards. The technique was capable to separate these toxic congeners from the complex matrix and decreased the need of sample purification.
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页码:510 / 512
页数:3
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