From: Facile synthesis of flower like copper oxide and their application to hydrogen peroxide and nitrite sensing
Electrode
Linear range (μM)
Detection limit (μM)
Reference
Nano-Au/Ch/GC
0.4-750
0.1
[47]
Nano-Au/P3MT/GC
5-500
2.3
[48]
Pt disk electrode
10-10 000
4.8
[49]
Cu-Tl composite film-GCE
1000-10 000
250
[50]
CuO-Graphite Composite EC
100- 1 250
0.6
[30]
MnO2-Graphite Composite EC
1.2
[31]
CuO-GCE
1.0-91.5
0.36
This work
