In Situ Synthesis of Structural Hierarchy Flowerlike Zeolite and Its Application for Fluoride Removal in Aqueous Solution

Table 4

Related parameters determined from intraparticle diffusion models.

	First stage	Second stage	Third stage
pi (mg g^-1 min^-1/2)	30.21	3.314	0.4509
(mg g^-1)	0	85.60	100.37
	1	0.9214	0.8010