Surface-Enhanced Oxidation and Determination of Isothipendyl Hydrochloride at an Electrochemical Sensing Film Constructed by Multiwalled Carbon Nanotubes

Table 3

Results of analysis of IPH in spiked urine and serum samples at MWCNT-GCE.

		Urine samples
IPH added [μM]	𝑛	Amount found [μM]	Average recovery [%]	RSD [%]
2	4	1.99	99.37	1.51
10	4	9.95	99.46	0.92
25	4	25.02	100.07	0.23
35	4	34.99	99.98	0.16
		Serum samples
2	4	1.93	96.4	2.20
10	4	9.73	97.3	1.29
25	4	24.28	97.1	1.98
35	4	34.94	96.8	1.02