Removal of Textile Dyes by Chemically Treated Sawdust of Acacia: Kinetic and Equilibrium Studies

Figure 7

Isotherm sorption of BB onto A-NaOH (a), BB onto A-HCl (b), MB onto A-NaOH (c), and MB onto A-HCl (d).

(a)

(b)

(c)

(d)