Carbon Nanotube-Based Electrochemical Sensors: Principles  and  Applications  in  Biomedical  Systems

Table 3

Sensitive determination of drugs at CNT-modified electrodes.

Targets	Electrodes	Supporting electrolyte	Detection potential/V	Linear range/𝜇M	DL/𝜇M	Ref.
6-Mercaptopurine	MWNT/GCE	0.1 M PBS pH 7.0	0.53	0.4∼100	0.2	[218]
Daunomycin	MWNT-DHP/GCE	0.1 M PBS pH 5.0	−0.564	0.02∼10	0.008	[83]
6-Benzylamino-purine	CNT/GCE	NH3-NH4Cl	0.65	0.08∼10	0.005	[219]
Chloramphenicol	MWNT-DHP/GCE	0.1 M PBS pH 7.0	−0.65	0.3∼12	0.045	[84]
Indole-3-acetic acid	MWNT-DHP/GCE	0.1 M PBS pH 2.0	0.68	0.1∼50	0.02	[80]
Vitamin B6	MWNT-DHP/GCE	0.1 M PBS pH 6.0	0.8	0.5∼100	0.2	[220]
Thyroxine	MWNT-DHP/GCE	0.1 M HCl	0.8	15∼400 𝜇g/L	5 𝜇g/L	[81]
8-Azaguanine	MWNT-DHP/GCE	0.1 M PBS pH 7.0	0.86	0.025∼10	0.01	[87]
Insulin	MWNT/GCE	0.1 M PBS pH 7.4+0.02%  (v/v) Tween-80	0.8	0.1∼1.0	0.014	[221]
Tinidazole	MWNT-DHP/GCE	0.1 M B-R pH 10.0	−0.78	0.05∼40	0.01	[222]
Metronidazole	MWNT-DHP/GCE	0.1 M B-R pH 9.0	−0.71	0.025∼10	0.006	[88]
Fluphenazin	MWNT-MPS/Au	0.05 M HAc-NaAc pH 3.0	0.78	0.05∼15	0.01	[223]
Thyroxine	SWNT-DHP/GCE	0.1 M HCl	0.78	0.1∼7.0	0.02	[82]
Reserpine	MWNT-DHP/GCE	0.1 M PBS pH 6.0	0.64	0.02∼10	0.0075	[90]
Mitomycin c	MWNT-DHP/GCE	—	0.79	0.25∼100	0.08	[91]
Epirubicin	SWNT-DHP/GCE	0.1 M PBS pH 7.0	−0.74	0.05∼10	0.02	[92]
Brucine	MWNT/GCE	H2SO4 pH 1.0	0.405	1.0∼100	0.2	[224]
Amitrole	CNTPE	0.05 M PBS pH 7.4	0.9	0.8∼7.0	0.57	[162]
Simvastatin	MWNT-DHP/GCE	0.1 M H2SO4	1.06	0.1∼7.5	0.05	[93]
Morphine	MWNT/GCE	0.1 M PBS pH 7.0	0.5	0.5∼150	0.2	[184]
Prochlorperazine	MWNT/DDT/Au	0.05 M PBS pH 5.8	0.69	0.5∼15	0.1	[225]
Melatonin	MWNT-DHP/GCE	0.1 M PBS pH 7.5	0.61	0.08∼10	0.02	[226]
Diclofenac sodium	MWNT-DHP/GCE	0.1 M HAc-NaAc pH 5.0	0.69	0.17∼75	0.08	[227]
Ofloxacin	MWNT-CR/GCE	0.1 M PBS pH 6.0	0.9	0.05∼30	0.009	[140]
Acetylspiramycin	SWNT-DHP/GCE	0.1 M PBS pH 5.5	0.89	6.7∼133	1.3	[228]
Lincomycin	MWNT-DHP/GCE	0.1 M PBS pH 7.0	0.85	0.45∼150	0.2	[229]