Isolation of humic and non-humic NOM fractions: Structural characterizations

被引:92
作者
Croué J.-P. [1 ]
机构
[1] Lab. Chimie de l'Eau l'Environment, Ecole Sup. d'Ingenieurs de Poitiers, Universitě de Poitiers, Poitiers
关键词
Characterization; Colloids; Humic material; Isolation; Natural organic matter;
D O I
10.1023/B:EMAS.0000039369.66822.c0
中图分类号
学科分类号
摘要
The combination of RO concentration and XAD-8/XAD-4 resin adsorption techniques was used to isolate the different constituents of the Natural Organic Matter (NOM) from inorganic salts. NOM fractions i.e. colloids, hydrophobic NOM (HPO humic substances), transphilic NOM (TPI) and hydrophilic NOM (HPI) fractions isolated from different surface waters were characterized using 13C NMR and FT-IR spectroscopy and HPLC/Size Exclusion Chromatography coupled with UV and DOC detection. Results showed that the isolation procedure was suitable to quantitatively isolate the different fractions of NOM. © 2004 Kluwer Academic Publishers.
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页码:193 / 207
页数:14
相关论文
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