Synthesis and Characterization of New Catalysts Grains Based on Iron(Oxy)Hydroxides supported on Zirconium for the Degradation of 4-Nitrophenol in Aqueous Solution

Figure 7

Effect of solution pH on the 4-nitrophenol degradation by catalytic oxidation using catalyst grains with different diameters. Experimental conditions: 0.2 g of catalyst, 11 mg/L of 4-nitrophenol concentration, and 27°C.

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