Comparison of the parameters obtained from the electrochemical detection of DA with different modified electrodes^a.

Electrode	Sensitivity (μA μM−1)	Linear range (μM)	Detection limit (μM)	References
AuNBP/MWCNTs	0.11	2–157	0.60	15
GO-ZIF67	0.141	0.2–80	0.05	33
Fe3O4@GNs/Nafion/GCE	0.3969	0.02–130	0.007	34
HKUST-1/GCE	0.02	0.5–100	0.15	35
MOFs/ERGO	0.156	0.2–300	0.013	36
DNA/Au-GO/GCE	0.0554	0.9–70	0.056	37
Hemin-doped-HKUST-1/rGO/GCE	1.224	0.03–10	0.0327	This work

^aGNs graphene nanospheres, AuNBP gold nanobipyramid.