Voltammetric approach for pharmaceutical samples analysis; simultaneous quantitative determination of resorcinol and hydroquinone

Table 3 Comparison of the analytical performance of the proposed sensor for the simultaneous determination of RC and HQ with other electrochemical sensors found in the literature

Electrode (specificity)	Technique (specificity)	pH	Linearity and Range (µM)		LOD (µM)		Refs.
Electrode (specificity)	Technique (specificity)	pH	HQ	RC	HQ	RC	Refs.
MWCNT–SH@Au–GR/GCE ^a	DPV	7	54.5–1250.5	43.5–778.5	4.17	7.80	[3]
P-rGO ^b	DPV	7	5–90	5–90	0.08	2.62	[30]
Nafion/MWCNTs/CDs/MWCNTs ^c	DPV	7	1–200	1–400	0.07	0.15	[7]
MEA-MWCNTs ^d	Amperometry	5.40	1–100	6–100	0.3	0.6	[3]
PANI/MnO₂ ME ^e	DPV	7	0.2–100	0.2–100	0.13	0.09	[5]
Graphene doped CILE ^f	DPV	5	10–400	1–170	1.8	0.4	[6]
ZnFe₂O₄/NPs/IL/CPE	SWV	6	50–700	3.0-500	23.5	1.46	Current work

^aGold nanoparticle–graphene nanohybrid bridged 3-amino-5-mercapto-1,2,4-triazole-functionalized multiwall carbon nanotubes
^b Porous reduced graphene oxide
^c Nafion/multi-walled carbon nanotubes/carbon dots/multi-walled carbon nanotubes
^d multielectrode array modified with multiwall carbon nanotubes
^e Polyaniline (PANI) nanofibers / MnO₂ modified electrode
^f Graphene Doped Carbon Ionic Liquid Electrode

ISSN: 2661-801X