Removal of Heavy Metals Fe3+, Mn2+, Zn2+, Pb2+ and Cd2+ from Wastewater by Using Rice Straw as Low Cost Adsorbent

Abstract

… remaining in solution at equilibrium (mg/L), qe is the amount of solute adsorbed per unit … method and the equilibrium concentration of metal ions was measured by atomic absorption spectrophotometer … The removal of heavy metal from aqueous solutions by sawdust adsorption …