Use of Fenton reagent to improve organic chemical biodegradability

被引:661
作者
Chamarro, E [1 ]
Marco, A [1 ]
Esplugas, S [1 ]
机构
[1] Univ Barcelona, Dept Engn Quim & Met, E-08028 Barcelona, Spain
关键词
Fenton reagent; advanced oxidation technologies (AOT);
D O I
10.1016/S0043-1354(00)00342-0
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Fenton reagent has been used to test the degradation of different organic compounds (formic acid, phenol, 4-chlorophenol, 2,4-dichlorophenol and nitrobenzene) in aqueous solution. A stoichiometric coefficient for the Fenton reaction was found to be 0.5mol of organic compound/mol of hydrogen peroxide, except for the formic acid where a value of approximately one was obtained (due to the direct formation of carbon dioxide). The treatment eliminates the toxic substances and increases the biodegradability of the treated water (measured as the ratio BOD5/COD). Biodegradability is attained when the initial compound is removed. (C) 2001 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1047 / 1051
页数:5
相关论文
共 8 条
[1]  
BIDGA RJ, 1995, CHEM ENG PROG, V12, P62
[2]   EFFECT OF FENTON AND PHOTO-FENTON REACTIONS ON THE DEGRADATION AND BIODEGRADABILITY OF 2-NITROPHENOLS AND 4-NITROPHENOLS IN WATER-TREATMENT [J].
KIWI, J ;
PULGARIN, C ;
PERINGER, P .
APPLIED CATALYSIS B-ENVIRONMENTAL, 1994, 3 (04) :335-350
[3]  
Marco A, 1997, WATER SCI TECHNOL, V35, P321, DOI 10.2166/wst.1997.0147
[4]   DARK AND PHOTOASSISTED FE3+-CATALYZED DEGRADATION OF CHLOROPHENOXY HERBICIDES BY HYDROGEN-PEROXIDE [J].
PIGNATELLO, JJ .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1992, 26 (05) :944-951
[5]   OXIDATION OF CHLORINATED PHENOLS USING FENTON REAGENT [J].
POTTER, FJ ;
ROTH, JA .
HAZARDOUS WASTE & HAZARDOUS MATERIALS, 1993, 10 (02) :151-170
[6]   Integration of chemical and biological oxidation processes for water treatment: Review and recommendations [J].
Scott, JP ;
Ollis, DF .
ENVIRONMENTAL PROGRESS, 1995, 14 (02) :88-103
[7]   OXIDATION OF CHLOROBENZENE WITH FENTON REAGENT [J].
SEDLAK, DL ;
ANDREN, AW .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1991, 25 (04) :777-782
[8]   FENTONS REAGENT .4. STRUCTURE AND REACTIVITY RELATIONS IN REACTIONS OF HYDROXYL RADICALS AND REDOX REACTIONS OF RADICALS [J].
WALLING, C ;
ELTALIAW.GM ;
JOHNSON, RA .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1974, 96 (01) :133-139