Eco-Friendly Detoxification of Congo Red Dye from Water by Citric Acid Activated Bioadsorbents Consisting of Watermelon and Water Chestnuts Peels Collected from Indigenous Resources

Table 4

Nonlinear comparative study of kinetic parameters for detoxification of CGR.

Kinetic adsorption nonlinear parameters	CGR on CPWM	CGR on PWM	CGR on CPWC	CGR on PWC
Pseudo first order
	0.99	0.99	0.99	0.99
(mg.g^-1) (exp.)	0.688	0.513	0.624	0.438
(mg.g^-1) (cal.)	0.613	0.417	0.428	0.356
(per min.)	0.353	0.078	0.0802	0.160
RMSE	0.0014	0.0012	0.0014	0.0014
	0.823	1.422	0.817	1.76
Pseudo second order
	0.99	0.99	0.99	0.99
(g. mg^-1.Min^-1)	0.071	0.038	0.051	0.036
(mg.g^-1) (exp.)	0.688	0.513	0.624	0.438
(mg.g^-1) (cal.)	0.844	0.452	0.605	0.427
RMSE	1.391	0.003	0.004	0.006
	-0.0002	0.911	0.228	0.184