Electrochemical parameters (CV & EIS) obtained from the modified screen-printed electrodes with the prepared nanomaterials. Those values are extracted from the above-discussed voltammetric as well as the impedimetric experiments (Fig. 7).

Electrode	I a (μA)	I c (μA)	E oxd. (V)	E red. (V)	E 1/2 (V)	R s (Ω)	R ct (Ω)	C (μF)	W (Ω)
Bare (unmodified)	124	−158	0.274	−0.06	0.107	424	1400	0.136	0.0028
FBT	153	−188	0.233	−0.05	0.09	389	427	0.243	0.0023
FBT/1NF	159	−189	0.268	0.01	0.139	324	161	0.432	0.02216
FBT/3NF	169	−202	0.334	−0.03	0.152	186	118	0.573	0.00227
FBT/5NF	171	−216	0.227	0.045	0.136	273	88	1.231	0.0020