Use of Zeolite ZSM-5 for Loading and Release of 5-Fluorouracil

Table 5

A comparison of % loading, % release, and kinetic model parameter data of 5-FU obtained in this work, as well as related data on siliceous carriers published literature, for comparison.

	5-FU kinetic release models’ data
Siliceous material					Reference
	% loading	% release	(h^−1)	(h^−1/2)
ZSM-5-(15)	22	97% after 3 hrs	2.2	1.2	This work
H-ZSM-5-(15)	43	92% after 3 hrs	3.9	1.4
ZSM-5-(169)	38	85% after 3 hrs	2.9	1.1
Zeolite NaX-FAU	16	83% after 3 min (0.1 M HCl)	—	—	[24]
Zeolite HY-60	9	63% after 5 hrs	90	—	[23]
MCM-41	86	45% after 1 hr, 95% after 26 hrs	0.24	3.3	[16]
Thiol-functionalized MCM-41	99	20% after 2 hrs, 95% after 18 hrs	0.1	206