Decolorization and Degradation of Methyl Orange Azo Dye in Aqueous Solution by the Electro Fenton Process: Application of Optimization
نویسندگان
چکیده
In a batch reactor, the EF advanced oxidation decolorization of aqueous solutions methyl orange MO, commercial azo reactive textile dye, was investigated in presence two different electrodes. The evaluation included various operational variables such as IC current intensity (60 mA, 80 and 100 mA), initial concentration pollutant MO (20 mg/L, 40 60 mg/L), pH solution (3, 5, 7), temperature °C, 30 50 °C), catalyst [Fe2+] (0.1 mM, 0.2 0.3 mM) on discoloration rate. A Box-Behnken Design Experiment (BBD) used to optimize parameters that directly affect Electro-Fenton (EF) process. Under optimal experimental conditions = 0.232 3, [MO] T ± 0.1 maximum rate achieved 94.9%. during treatment time confirmed by analysis UV-visible spectrum. After review literature organic degradation, system provided here is shown be one best terms when compared other AOPs.
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ژورنال
عنوان ژورنال: Catalysts
سال: 2022
ISSN: ['2073-4344']
DOI: https://doi.org/10.3390/catal12060665