Adsorptive Removal of Malachite Green Dye onto Coal-Associated Soil and Conditions Optimization

Table 2

Adsorption kinetic factors for the elimination of MG dye on coal-associated soil.

(mg/L)	(exp)	Pseudofirst order			Pseudosecond order			Elovich
		(mg/g)	(min^-1)		(mg/g)	(g/mg min)		(mg/g min)	(g/mg)
25	73.08	75.81	0.0342	0.9627	99.56	0.0003	0.9594	0.0138	11.08	0.9531
50	140.85	151.2	0.0319	0.9657	202.7	0.0001	0.9579	0.005	24.67	0.9488
75	205.66	228.2	0.0292	0.967	311.8	0.0001	0.961	0.0025	39.92	0.9541
100	266.17	302	0.0273	0.971	419.5	0.0004	0.9654	0.0016	55.78	0.9592
125	319.98	369.7	0.0261	0.9671	520.1	0.0002	0.9604	0.0011	70.96	0.9536
150	375.11	446.1	0.0243	0.9675	641.3	0.0001	0.96	0.0007	91.21	0.9526