Table 1.

Comparison of different aptasensor for the determination of CPF.

Fabrication of Electrode	Methods	Linear Detection Range (ng/mL)	Limit of Detection (ng/mL)	References
SWCNT on GCE	DPV	0.1–150	0.07	[30]
MWCNT on GCE	CV	1–105	0.33	[28]
AgNP on GCE	Colorimetry	20–300	7.4	[64]
MIP on PGE	EIS	20–300	4.5	[65]
AgNP on GCE	Colorimetry	70–1750	0.35	[17]
SPAgE	CV	1–105	0.097	This work

SWCNT: Single-walled carbon nanotubes; GCE: glassy carbon electrode; MWCNT: multi-walled carbon nanotubes; DPV: differential pulse voltammetry; CV: cyclic voltammetry; EIS: electrochemical impedance spectroscopy; AgNP: silver nanoparticles; MIP: molecularly imprinted polymers; PGE: pencil graphite electrode.