[an error occurred while processing this directive] ������� 2010, 29(4) 673-676 DOI:     ISSN: 1004-5589 CN: 22-1111/P

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H2O2
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Article by Sun, M. 1
Article by Wang, Y. 1
Article by Dong, J. 1
Article by Geng, F. L. 1
Article by Dong, L. L. 1
Article by Diao, R. 2
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�ؼ����� ��������   ������   �߻�����   H2O2  
Experiment on oxidation of nitrobenzene in groundwater by hydrogen peroxide catalyzed by iron oxides
SUN Meng-1, WANG Ying-1, DONG Jun-1, GENG Fang-Lan-1, DONG Li-Li-1, ZHAO Ran-2
1��College of Environment and Resources��Jilin University��Changchun 130026��China; 2��College of Chemistry��Jilin University��Changchun 130026��China
Abstract:

In order to provide theoretic basis on in-situ chemical remediation technologies of nitrobenzene contaminated groundwater��the experiment was conducted to investigate the mechanisms and main influencing factors of nitrobenzene ( NB) oxidation by hydrogen peroxide catalyzed with iron oxides in aquifer materials�� The experiment fitted the attenuation of NB using dynamic equation��and the simulant underground temperature is 8 �� �� 10 �森 The results indicated the attenuation coefficient is 0. 044 3 min-1��the best mole ratio of NB ( H2O2 ) is 1��200��and the NB oxidation ability by H2O2 catalyzed by iron oxides is in the following order: magnetite ��goethite �� ferric hydroxide ��hematite��

Keywords: iron oxides   nitrobenzene   catalytic oxidation   hydrogen peroxide  
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