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Copper adsorption onto starch as biopolymer: Isothermal equilibrium and kinetic studies

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Figure

Fig. 1- Effect of the contact time and the initial concentration of Cu 2+ for the adsorption of copper onto starch
Fig. 2- Pseudo-first-order (Lagergren) for adsorption of copper onto starch at different concentrations of Cu 2+
Fig. 4- Intraparticle diffusion model for the adsorption of Cu 2+ onto starch
Table 3- Constants of copper adsorption isotherms onto starch at 25°C
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