ZIF-67/g-C₃N₄-Modified Electrode for Simultaneous Voltammetric Determination of Uric Acid and Acetaminophen with Cetyltrimethylammonium Bromide as Discriminating Agent

Table 3

URA and ACE detection in urine samples obtained using the proposed method and HPLC.

Sample	Analytes	Added (μM)	Found^a (μM)	Rev. (%)	HPLC (μM)
Urine #1	URA	0	22.69	99.4	—^a
		10	32.63		32.77
	ACE	0	0	96.7	—
		10	9.67		9.81
Urine #2	URA	0	26.11	97.8	—
		10	35.89		35.92
	ACE	0	0	98.0	—
		10	9.80		9.85
Urine #3	URA	0	25.03	96.9	—
		10	34.72		34.81
	ACE	0	0	104.0	—
		10	10.4		9.80

^aNo analysis.