Electrochemical Determination of Uric Acid in Urine by Using Zeolite Imidazolate Framework-11 Modified Electrode

Table 3

Comparison of the present with other modified electrodes.

Modified electrode	Linear range (μM)	Limit of detection (μM)	Sensitivity (μA·μM^–1·cm^–2)	Reference
Methylcellulose/graphene oxide/iron oxide nanohydrogel/GCE	0.5–140	0.17	28.95	[32]
Zinc Tetraaminophthalocyanine functionalized graphene nanosheets/GCE	0.5–100	0.15	13.82	[33]
Ordered mesoporous carbon (OMC) functionalized with ferrocene carboxylic acid	30–390	1.8	0.317	[8]
Pyrolytic graphite activated electrode	2.5 –30	1.4	7.700	[34]
Uricase-thionine-single-walled carbon nanotube modified electrode	2–2000	0.50	0.09	[35]
Poly(brilliant green) and poly(thionine) modified carbon nanotube coated carbon film electrode	2–100	0.6	0.248	[36]
Uricase/carbon nanotube /carboxymethylcellulose electrode	20–5000	2.8	0.233	[9]
ZIF-11/GCE	50–540	0.48	2.80	Present work