Analysis for the Sorption Kinetics of Ag Nanoparticles on Natural Clinoptilolite

Table 2

Kinetic parameter obtained from theoretical adsorption models.

Kinetic model	Lagergren first-order; () min^−1		Pseudo-second-order; (g mg^−1 min^−1); (mg g^−1)		Elovich; (mg g^−1 min); (g mg^−1)		Intraparticle; diffusion; (mg⋅g^−1⋅min^−0.5)
1 mg L^−1		0.023		1.882		73690.88		4.934
				8.384		0.000115		2.765
		0.762		0.99108		0.89589		0.91193
2 mg L^−1		0.032		7.341				0.00102
				1.853				6.525
		0.857		0.98635		0.88164		0.92399
3 mg L^−1		0.031		3.781				0.0012
				2.753				1.224
		0.907		0.98026		0.94803		0.95313
4 mg L^−1		0.029		2.721		1.533		0.00152
				3.613		6.884		1.654
		0.908		0.97719		0.93829		0.95237