Table 2. Kinetic Parameters and Regression Coefficients for the Adsorption of Phosphate onto CZD.

		pseudo-first-order			pseudo-second-order
C0 (mg/L)	qe,exp (mg/g)	k1 (min–1)	qe,cal (mg/g)	R2	k2 (g/(mg·min))	qe,cal	R2
10	9.45	0.0095	1.65	0.825	0.0506	9.46	0.999