Table 2.

Comparison of the developed method in this study with the selected existing methods.

Electrode/Substrate	Methode	Linear Range (LR) µM	Limit of Detection (LOD) µM	Ref.
Catechol-dithiol	DPV	15–35	4.5	[53]
Ag2S quantum dots	Fluorescence	1.0–40	0.55	[54]
CdSe quantum dots	Flourescence	1.0–22	0.32	[55]
CdTe composite	Flourescence	1.3–25	0.5	[56]
2,6-dimercaptopurine	Colorimetry	84–336	3.66	[57]
Chalcon carboxylic acid-AgNPs	Colorimetry	0.227–3.18	0.13	[58]
SnO2/Nafion/Au electrode	CV	44.5-400	4.4	[59]
Chitosan/carbon nanotubes modified GCE	SWASV	13.3–36	6.5	[60]
Cd-IIP-MCPE	DPASV	0.018–1.8	0.03	[61]
VMSF/ITO	DPV	1.0–20	0.23	[62]
BiFE SPE	SWASV	0.99–12.0	0.53	[63]
AuNP/Ru[(NH3)6]3+/modified GCE	ASV	2.66–6.12	1.77	[64]
CoPC/GCE	DPSV	0–100	0.34	[65]
Back-to-back 6B pencil electrode	ASV	0.87–3.33	2.2	[66]
PANI-MWCNT-APTES-GCE	LSV	0.05–50	0.0155	This Work