Table 1.

Sensing performance comparison of different sensors toward dopamine.

Electrodes	Detection Limit (µM)	Linear Range (µM)	Sensitivity (µA·mM−1)	Ref.
SiO2/C/Cu(II)phtalocyanine	0.6	10–140	0.63	[19]
SPE/MWCNT/β-CD/GOx	3.14	5–35	4.4	[20]
GNS/PEI/AuNP/GCE	0.2	2–48	264	[21]
RGO-Pd-NPs/GCE	0.233	1–150	2.62	[22]
Lac/SiO2-PA/GCE	0.26	0.99–103.1	1.57	[23]
GCE/Lac-PdBC-Nafion	1.26	5–167	38.4	This work