Electrochemical Detection of H₂O₂ on Graphene Nanoribbons/Cobalt Oxide Nanorods-Modified Electrode

Table 1

The comparison of the various reported electrochemical H₂O₂ sensors with the proposed method.

S. no.	Electrode modification	Linear range (μM)	LOD (μM)	References
1	GS-PSS/GRCAPS	10-12000	3.3	[63]
2	rGO–Fe2O3	50-9000	6	[64]
3	Co3O4 –rGO	15-675	2.4	[65]
4	GNR/Co3O4/GCE	10-200	1.27	This work

G: graphene; PSS: poly(sodium 4-styrenesulfonate); GRCAPS: graphene capsules; rGO: reduced graphene oxide; Fe₂O₃: iron oxide.