Figure 6

Effect of different ratios of manganese dioxide to red mud on adsorption of MBR at pH = 6, T = 25 °C, dosage = 1 g L−1, t = 240 min and initial Cd2+ concentration = 50 mg L−1.

Effect of different ratios of manganese dioxide to red mud on adsorption of MBR at pH = 6, T = 25 °C, dosage = 1 g L−1, t = 240 min and initial Cd2+ concentration = 50 mg L−1.