Remediation of Rhodamine B Dye from Aqueous Solution Using Casuarina equisetifolia Cone Powder as a Low-Cost Adsorbent

Table 1

The calculated parameters of the kinetics models.

(mg L^−1)	50	100	200
	Lagergren 1st-order model
(mg g^−1)	8.226	16.484	23.608
(mg g^−1)	10.667	22.863	40.329
	0.018	0.021	0.014
	0.919	0.918	0.995
	11.646	34.150	109.759
EABS	24.912	66.826	166.513
	Pseudo-2nd-order model
(mg g^−1)	11.560	24.245	41.938
(mg g^−1)	10.667	22.863	40.329
	0.004	0.002	0.001
	0.985	0.990	0.993
	7.182	14.619	24.406
EABS	18.614	42.424	72.061
	Weber-Morris intraparticle diffusion model
	0.895	1.555	2.477
	1.234	5.896	11.493
	0.906	0.954	0.981