Determination of the microscopic rate constants for the hydrolysis of diuron in soil/water mixture

被引:11
|
作者
Salvestrini, S [1 ]
Coppola, E [1 ]
Capasso, S [1 ]
机构
[1] Univ Naples 2, Dipartimento Sci Ambientali, I-81100 Caserta, Italy
关键词
kinetic equation; hydrolysis; soil catalytic capacity; diuron; phenylureas;
D O I
10.1016/j.chemosphere.2003.11.004
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
A kinetic equation for the analysis of the degradation reaction of xenobiotic molecules in the soil/water mixture has been derived. By means of this equation we have evaluated the microscopic rate constant for the abiotic hydrolysis of the herbicide diuron in the water phase of a soil/water mixture assuming that the reaction occurs only in the water phase and that diuron is reversibly adsorbed by the soil with a higher rate. The soil catalytic capacity on the hydrolysis of diuron was evaluated. (C) 2003 Elsevier Ltd. All rights reserved.
引用
收藏
页码:333 / 337
页数:5
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