Table 2.

Comparison of the analytical performance of the PEDOT-Tyr/SNGC biosensor with electrochemical biosensors reported in literature.

Biosensor	Sample	Linear Range (µM) and Reference Polyphenol	Limit of Detection (LOD) (µM)	RSD (%)	Ref.
Pt/Polyethersulfone membrane-Laccase	Red wine	2.0–14.0 as (+)-Catechin and Caffeic acid	1.0	<10	[38]
GCE/AuNP-Tyrosinase	White and red wines	2–200 as Caffeic acid	0.66	3.6	[39]
CPE/PBHR-Fc-MWCNT	Wines and teas	0.3–383 as Caffeic acid	0.11	5.2	[40]
CPE/Peroxidase(green bean tissue homogenate)-chitin	White wine	20–200 Caffeic acid	2.0	2.2	[41]
CPE/Tyrosinase	Red wines	20–120	1.6	1.2	[42]
SNGC Nafion/Tyrosinase	Beers	0.6–245 Caffeic acid	1.43	15	[37]
US PES Laccase	Red wines	5–350	0.88	1.9	[43]
Laccase/SNGC	Red and white wines	580–2300	0.71	3.2	[7]
PEDOT-Tyr/SNGC	Wines and beers	10–300 Caffeic acid	4.33	<5	This work