Degradation of Anthraquinone Dye Reactive Blue 4 in Pyrite Ash Catalyzed Fenton Reaction

<table>Effects of operational parameters on process efficiency and iron leaching: (a) pH; (b) H<sub>2</sub>O<sub>2</sub> concentration; (c) PA concentration; (d) RB4 concentration.</table>

The Scientific World Journal

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Figure 2

Figure 2: Degradation of Anthraquinone Dye Reactive Blue 4 in Pyrite Ash Catalyzed Fenton Reaction 