Table 1. Percentage MB Degradation in the Cr(VI)-Mediated Fenton Oxidation in the Presence of Different Electrolytes (pH = 6; [H2O2] = 19.4 mM; [Cr(VI)] = 3 mM; [MB] = 15.7 μM; Temperature = 298 K; and Electrolyte Concentration = 15.7 μM).
electrolyte | % degradation of MB |
---|---|
Na2SO4 | 98 ± 2.5 |
K2SO4 | 97 ± 2.5 |
NaCl | 94 ± 2.1 |
KCl | 92 ± 2.2 |
KBr | 91 ± 2.1 |
KNO3 | 98 ± 2.6 |
without electrolyte | 99 ± 2.6 |