Table 2.

Isotherm factor of ammonium ion adsorptions (ACDW and LFB).

Isotherm Models	Parameters	ACDW	LFB
Freundlich Model	R2	0.914	0.987
	1/n	1.463	1.279
	Kf	10.73	3.16
Langmuir Model	R2	0.937	0.985
	qmax (mg·g−1)	0.379	0.745
Halsey Model	R2	0.884	0.213
	1/nH	2.797	0.390
	KH	2.884	1.64