Development of analytical methods for the assessment of ecotoxicological relevant soil contamination .1. Development and improvement of soil extraction methods for the determination of the bioavailable parts of contaminants

被引:23
|
作者
Wahle, U
Kordel, W
机构
关键词
soil extraction methods; soil extraction solutions; mobile fraction; bioavailable fraction; soil extracts; ecotoxicological testing;
D O I
10.1016/S0045-6535(97)00152-5
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
A risk assessment for soils should be based on the total content of pollutants and their mobile and bioavailable fractions. Therefore extraction solutions for soils were tested, containing e.g. organic acids, tensides and humic acids. Atrazine, lindane, pyrene and PCB 52 were used as test substances. Besides the comparison of different extraction solutions clean up steps were tested and their influence on the measured concentrations of the pollutants in the extracts elucidated. (C) 1997 Elsevier Science Ltd.
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页码:223 / 237
页数:15
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