Measurement evidence
Ferrocene-functionalized Ni(II)-based metal-organic framework as electrochemical sensing interface for ratiometric analysis of Cu2+, Pb2+ and Cd2+ · Wan J., Shen Y., Xu L. et al. · Journal of Electroanalytical Chemistry · 2021 · 115374
Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.
bare GCE · Electrode
0.1 M KCl containing 1.0 mM [Fe(CN)6]3-/4-; potential range -0.2 to 0.6 V; scan rate 0.1 V/s.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| bare GCE ferricyanide anodic peak current | approximately 15 uA from Fig. 4a | — | visual estimate +/-2 uA | Figure Axis Approximate | p005 · 3.2. Electrochemical characterization · Fig. 4a |
Fc-NH2-Ni-MOF/GCE · Electrode
0.1 M KCl containing 1.0 mM [Fe(CN)6]3-/4-; potential range -0.2 to 0.6 V; scan rate 0.1 V/s.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| Fc-NH2-Ni-MOF/GCE ferricyanide anodic peak currentMarked as a best value within this paper | approximately 21 uA from Fig. 4a | — | visual estimate +/-2 uA | Figure Axis Approximate | p005 · 3.2. Electrochemical characterization · Fig. 4a |
NH2-Ni-MOF/GCE · Electrode
0.1 M KCl containing 1.0 mM [Fe(CN)6]3-/4-; potential range -0.2 to 0.6 V; scan rate 0.1 V/s.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| NH2-Ni-MOF/GCE ferricyanide anodic peak current | approximately 14 uA from Fig. 4a; response lower/broader than Fc-functionalised electrode | — | visual estimate +/-2 uA | Figure Axis Approximate | p005 · 3.2. Electrochemical characterization · Fig. 4a |
bare GCE · Electrode
0.1 M KCl containing 1.0 mM [Fe(CN)6]3-/4-; amplitude 0.005 V; applied potential 0.2 V; frequency range 100 kHz to 0.01 Hz.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| bare GCE semicircle diameter/Rct proxy | approximately 2 kOhm from Nyquist semicircle in Fig. 4b | — | visual estimate +/-0.7 kOhm | Figure Axis Approximate | p005 · 3.2. Electrochemical characterization · Fig. 4b |
Fc-NH2-Ni-MOF/GCE · Electrode
0.1 M KCl containing 1.0 mM [Fe(CN)6]3-/4-; amplitude 0.005 V; applied potential 0.2 V; frequency range 100 kHz to 0.01 Hz.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| Fc-NH2-Ni-MOF/GCE semicircle diameter/Rct proxyMarked as a best value within this paper | approximately 1.5 kOhm from Nyquist semicircle in Fig. 4b | — | visual estimate +/-0.6 kOhm | Figure Axis Approximate | p006 · 3.2. Electrochemical characterization · Fig. 4b |
NH2-Ni-MOF/GCE · Electrode
0.1 M KCl containing 1.0 mM [Fe(CN)6]3-/4-; amplitude 0.005 V; applied potential 0.2 V; frequency range 100 kHz to 0.01 Hz.
| Property | Reported value | Normalised value | Uncertainty | Origin and quality | Source |
|---|---|---|---|---|---|
| NH2-Ni-MOF/GCE semicircle diameter/Rct proxy | approximately 5 kOhm from Nyquist semicircle in Fig. 4b | — | visual estimate +/-1 kOhm | Figure Axis Approximate | p006 · 3.2. Electrochemical characterization · Fig. 4b |