Imaging Science and Photochemistry ›› 2003, Vol. 21 ›› Issue (1): 72-78.DOI: 10.7517/j.issn.1674-0475.2003.01.72

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THE APPLICATION OF UV-Vis/H2O2/FERRIOXALATE IN WASTEWATER TREATMENT

ZHANG Nai-don1,2, ZHENG Wei3, HUANG Jun-li1   

  1. 1. Department of Environmental Science and Engineering, Harbin Instiute of Technology, Harbin 150090, P.R. China;
    2. College of Chemistry and Chemical Engineering, Hei Long Jiang University, Harbin 150080, P.R. China;
    3. College of Materials, Harbin Institute of Technology and Engineering, Harbin 150040, P.R. China
  • Received:2002-09-02 Revised:2002-09-25 Online:2003-01-23 Published:2003-01-23

Abstract: The application of photo Fenton method in wastewater is reviewed in the paper.The principles,advantages,disadvantages of this kind of methods and its developmental trend have been discussed.UV-Vis/H2O2/Ferrioxalate Complexes process is a new kind of advanced oxidation technologies (AOTs) developed from photo Fenton method.This process has a much higher efficiency than that of the UV-Vis/Fe2+/H2O2 and UV/H2O2 process TiO2 process and WO3 process in the treatment of difficultly-degraded organic in contaminated water.It has better application prospect in the future,because it has potential in using of the solar energy.

Key words: photo degradation, ferrioxalate complexes, hydrogen peroxide, hydroxyl radical

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