Electrical Transport — Construction of a high-performance electrochemical sensor based on intrinsically conductive Co-HHTQ-MOF for imidacloprid detection

Measurement evidence

Electrical Transport

Construction of a high-performance electrochemical sensor based on intrinsically conductive Co-HHTQ-MOF for imidacloprid detection · Jia X., Wang H., Min Y. et al. · Microchimica Acta · 2026 · 477

1 measurement group · 6 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

Electrochemical impedance spectroscopy (EIS)

Impedance spectroscopy

Co-HHTQ-MOF/GCE · Electrode

Nyquist plots in 5.0 mM [Fe(CN)6]3-/4- solution prepared in 0.1 M KCl in the main caption; SI Table S1 lists impedance fit parameters in 0.5 M KCl containing 0.01 M [Fe(CN)6]3-/4-.

Geometry: three-electrode cell; GCE working, Ag/AgCl reference, Pt counter
Context: Co-HHTQ-MOF/GCE versus bare GCE
Measurement source: 5 · Electrochemical characterization · Fig. 2A; Table S1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Constant phase element CPE, bare GCE	17.15 uS s^n cm^-2	17.15 uS s^n cm^-2	—	SI Table Exact Reported	3 · The associated electrical parameters of the impedance fit · Table S1
Constant phase element CPE, Co-HHTQ-MOF/GCEMarked as a best value within this paper	8.81 uS s^n cm^-2	8.81 uS s^n cm^-2	—	SI Table Exact Reported	3 · The associated electrical parameters of the impedance fit · Table S1
Electron transfer resistance Rct, bare GCE	501.85 ohm cm2	501.85 ohm cm^2	—	Text Exact Reported	5 · Electrochemical characterization · Fig. 2A; Table S1
Electron transfer resistance Rct, Co-HHTQ-MOF/GCEMarked as a best value within this paper	20.67 ohm cm2	20.67 ohm cm^2	—	Text Exact Reported	5 · Electrochemical characterization · Fig. 2A; Table S1
Solution resistance Rs, bare GCE	68.56 ohm cm2	68.56 ohm cm^2	—	SI Table Exact Reported	3 · The associated electrical parameters of the impedance fit · Table S1
Solution resistance Rs, Co-HHTQ-MOF/GCEMarked as a best value within this paper	6.85 ohm cm2	6.85 ohm cm^2	—	SI Table Exact Reported	3 · The associated electrical parameters of the impedance fit · Table S1