Fig. 3. Arsenic adsorption on kaolinite as a function of pH and As redox state: (a) arsenate; (b) arsenite. Single-ion systems: AsT = 20 µM. Binary systems: As
T = As
T = 20 µM. Suspension density: 40 g L-1.
Fig. 3. Arsenic adsorption on kaolinite as a function of pH and As redox state: (a) arsenate; (b) arsenite. Single-ion systems: AsT = 20 µM. Binary systems: AsT = AsT = 20 µM. Suspension density: 40 g L-1.