Fig. 4From: Adsorption behavior of Cr(VI) by biomass-based adsorbent functionalized with deep eutectic solvents (DESs)a Linear pseudo-first-order kinetic model for adsorption of Cr(VI) ion at different initial concentrations; b Linear pseudo-second-order kinetic model for adsorption of Cr(VI) ion at different initial concentrations; c Nonlinear pseudo-first-order and pseudo-second-order kinetic models for adsorption of Cr(VI) ion at different initial concentrationsBack to article page