Removal of Indigo Carmine Dye from Aqueous Solution Using Magnesium Hydroxide as an Adsorbent

Table 3

(a) List of parameters used to evaluate the pseudo-second order rate equation (pH 6-7). (b) List of parameters used to evaluate the pseudo-second order rate equation (pH 12-13).

(a)

Kinetic model	Parameters
	Dye (mg/100 mL)	(experimental)		(calculated)
Pseudo-second order kinetics	0.25	0.0435	52.48803	0.05217	0.09945

(b)

Kinetic model	Parameters
	Dye (mg/100 mL)	(experimental)		(calculated)
Pseudo-second order kinetics	0.25	0.0344	229.6875	0.03809	0.992186