Development of an amperometric sensor for epinephrine determination using an Azure A/silver nanocluster modified electrode

Micro and Nano Systems Letters

Table 1 Analytical parameters for EP determination using various modified electrodes

Electrode	pH	Linear range (μM)	Detection limit (μM)	Ref
Au-MWCNT-PANI-TiO₂	7.0	0.077–4.9	0.16	[34]
NP Au films	7.0	20–190	2.40	[35]
NP Au–Ag films	7.0	10–100	5.05	[36]
MWCNTs	7.0	0.05–100.0	0.02	[37]
EDDPT/GO	7.0	1.5–600.0	0.65	[38]
Au-NR	7.0	10–150	2.80	[39]
Poly(fuchsine acid)	7.0	0.1–300	0.07	[40]
AzA/Ag nanoclusters	7.0	0.46–3600	0.22	This work

Au-MWCNT-PANI-TiO₂ multiwalled carbon nanotubes and polyaniline nanocomposite doped titanium dioxide on gold electrode, NP Au film nanoporous thin gold films, NP Au–Ag films nanoporous sponge like gold-silver electrode, MWCNTs Multiwalled carbon nanotubes, EDDPT/GO 2-(5-Ethyl-2,4-dihydroxyphenyl)-5,7-dimethyl-4H-pyrido[2,3-d][1,3]thiazine-4-one/graphene oxide, Au-NR gold nanorod, AzA/Ag nanoclusters Azure A/silver nanoclusters