. 2023 Jun 5;39(9):1445–1454. doi: 10.1007/s44211-023-00359-9

Table 3.

Comparison of Cd²⁺ performance analysis of different electrochemical sensors

Electrode	Sensitivity	Detection limit	References
Nafion/Bi/NMC/GCE	2–100 μg L⁻¹	1.5 μg L⁻¹	[21]
BiOCl/MWCNTs/GCE	5–50 μg L⁻¹	4.0 μg L⁻¹	[22]
CNPs/BiNPs/SPCE	1–50 μg L⁻¹	1.5 μg L⁻¹	[23]
Bismuth/MXene/GCE	9–90 μg L⁻¹	1.39 μg L⁻¹	[24]
BiNPs@NPCGS/GCE	0.08–0.8 mm	4.1 nm	[25]
Bi/C/GCE	1–100 μg L⁻¹	0.81 μg L⁻¹	[26]
g-CN/SnONPs	0.05–100 μg L⁻¹	0.16 μg L⁻¹	[27]
SnO/NPs/LIG	0.1–160 μg L⁻¹	0.01 μg L⁻¹	[28]
Nano-Fe₃O₄/MoS₂/Na-fion/GCE	5–300 μg L⁻¹	0.053 μg L⁻¹	This paper