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Belaid Kumar Djamal,Elhorri Abdelkader M.,Mered Yassine,Hichem Ellali 한국공업화학회 2022 공업화학 Vol.33 No.4
The oxidative degradation performance of the Erionyl Navy R dye was studied in this article. The investigation mainly focused on a comparative study between chemical oxidations by sodium hypochlorite (NaClO) and hydrogen peroxide (H2O2), and catalytic oxidations including the Fenton (Fe2+-H2O2) and Fenton-Like (Fe2+/ Fe3+/Co2+/ Mn2+-H2O2) or modified Fenton-like (Fe2+/ Fe3+ -NaClO) reactions. A discoloration and degradation of the Erionyl Navy R occurred after 30 minutes, which varies according to the oxidation system involved; 31%, 54%, <20%, 95%, and >96% losses were observed for Co2+-H2O2, Mn2+-H2O2, Fe2+-NaClO, Fe3+-NaClO), and Fe2+-H2O2 and Fe3+-H2O2, respectively.