Comparative and Equilibrium Studies on Anionic and Cationic Dyes Removal by Nano-Alumina-Doped Catechol Formaldehyde Composite

Figure 4

Effects of (a) pH; (b) temperature; (c) initial CR concentration; (d) initial SF concentration; (e) APC dosage.

(a)

(b)

(c)

(d)

(e)