Research Article

Continuous Fixed-Bed Column Study and Adsorption Modeling: Removal of Lead Ion from Aqueous Solution by Charcoal Originated from Chemical Carbonization of Rubber Wood Sawdust

Figure 12

Adsorption/desorption efficiency of lead ion onto CRSD during different cycles (concentration 10 mg/L, flow rate 15 mL/min, and bed depth 5 cm).