Improvement of UV spectrophotometry methodology for the determination of total polycyclic aromatic compounds in contaminated soils

被引:13
作者
Cloarec, O [1 ]
Gonzalez, C [1 ]
Touraud, E [1 ]
Thomas, O [1 ]
机构
[1] Ecole Mines Ales, Lab Genie Environm Ind, F-30319 Ales, France
关键词
polycyclic; aromatic hydrocarbons; soils; liquid chromatography; UV spectrometry;
D O I
10.1016/S0003-2670(01)01432-5
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Solid phase extraction (SPE) and UV spectrophotometry is used for the determination of polycyclic aromatic hydrocarbons in soils. A combination of aminopropyl and octadecyl bonded silica in a double SPE cartridge system has been optimized and validated using a certified reference material. The quantification is carried out after a principal component regression. The calibration has been done on a set of 40 samples of contaminated soils and has been optimized by using cross-validation. The 3sigma- detection limit was found to be 4.5 mg kg(-1). (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:245 / 252
页数:8
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