Fig. 9From: Adsorption of Cr(VI) onto cross-linked chitosan-almond shell biochars: equilibrium, kinetic, and thermodynamic studiesEffect of contact time (a and b), pH (c and d), and temperature (e and f) on Cr(VI) adsorption: a, c, and e for ASC400 and Ch-ASC400; b, d, and f for ASC500 and Ch-ASC500Back to article page