Table 3.

Summary of simultaneous voltammetric detection studies using the spiked human serum, saliva, and artificial saliva samples at GCE/GO-MWCNT-CHT surfaces.

Real Sample	Analytes	Spiked Concentration (μM)	Detected Concentration (μM)	% Recovery
Human serum	G	5	5.0	100
	A	10	10.4	104
	T	13.33	13.3	100
	C	83.3	80.8	97
Human saliva	G	51.25	52.6	103
	A	32.5	32.4	100
	T	62.5	59.1	95
	C	62.5	64.5	103
Artificial saliva	G	50	48.1	96
	A	50	48.2	96
	T	100	98.6	99
	C	100	105.0	105