Fig. 5

Effect of (a) pH value, (b) contact time on adsorption percent of MG-dye and NR-dye, (c) pseudo first order, and (d) second order of MG and NR dye.

Effect of (a) pH value, (b) contact time on adsorption percent of MG-dye and NR-dye, (c) pseudo first order, and (d) second order of MG and NR dye.