Table 5.

Amperometric sensors based on graphene-modified electrodes to determine hydrogen peroxide. All potentials were measured against Ag/AgCl, when not stated otherwise

Material	Modification	Potential/V	Linear range	LOD/μM	Selectivity	Reference
LIG	Ag NPs	− 0.5	0.1–10 mM	7.9	AA, Glu,	[152]
3D-N-doped rGO	NiCo2O4 nanoflowers	0.5	1–510 μM	0.136	AA, UA, DA	[153]
rGO	nAPAMSs	− 0.5	0.005–4 mM	0.008	AA, UA, AP, Glu	[35]
rGO	Fe NPs	− 0.5	0.1 μM–2.15 mM	0.056	AA, UA, DA, CT, Glu	[154]
rGO	Ferumoxytol-Pt NPs	0.1	0.4–10 μM; 0.0075–4.3 mM; 4.9–10.8 mM	0.38	AA, DA, Cys, GSH, Fru	[155]
rGO	Cu2O-PANI	− 0.2 (SCE)	0.8 μM–12.78 mM	0.5	AA, UA, Glu	[140]
rGO	Nafion-Ag NPs	− 0.6 (SCE)	1–30 mM	0.54	AA, UA, DA, Glu, urea	[30]
CVD	Au NPs	0.5	25 nM–1.5 mM	0.01	–	[156]
CVD	Pd NPs	− 0.12	4 μM–13.5 mM	1.5	–	[157]
CVD	Fe3O4 NPs	0.7	12.5–112.5 μM	4.4	–	[158]
Sono-ecG	–	− 0.4	0.02–2.9 mM	2.67	AA, UA	[159]

AA ascorbic acid, AP 4-acetamidophenol, Cys cysteine, DA dopamine, Fru fructose, GOx glucose oxidase, GSH glutathione, Lac lactose, LIG laser-induced graphene, nAPAMS nano Au and Pt alloy microsphere, PANI polyaniline (emeraldine salt), Suc sucrose, UA uric acid