Fig. 8From: Bioremediation of Cu(II) contaminated water by Saccharum officinarum: effect of oxalic acid modification on equilibrium, kinetic and thermodynamic parametersIsothemal fits for the biosorption process, (a) and (c) are two-parameter fit while (b) and (d) are three-parameter fit Oxalic acid modified and Raw biosorbentBack to article page