Initial conc. (mg/L)	Q_e (mg/g)	First order kinetics model			SSE (%)	Second order kinetics model			SSE (%)
Initial conc. (mg/L)	Q_e (mg/g)	K₁ (min⁻¹)	q_ecal (mg/g)	R²	SSE (%)	K₂ (g/mg/mm)	q_ecal (mg/g)	R²	SSE (%)
50	12.34	0.077	13.52	0.98	0.60	0.0053	13.83	0.99	0.48
100	24.77	0.082	26.00	0.91	0.57	0.0026	27.49	0.99	0.95
150	37.00	0.061	37.12	0.98	0.04	0.0018	42.49	0.99	1.45
200	47.00	0.058	46.82	0.98	0.69	0.0012	55.25	0.99	1.98