Table 2 Comparison of electrochemical sensors for H₂O₂ determination.

ZnFe₂O₃/g-C₃N₄

CV

5-200 µM

1

³⁵

AuNP/UiO-66 film

CV

0.2–23 mM

0.045

²²

Co₃O₄/ATNTs

CV

1.27–26.80 mM

6.71

²³

Fe₃O₄/Gr/CC

CV

10–110 µM

4.79

¹³

NiCoFe nanosheets

CV

5 µM-15mM

2.1

³⁶

Mo-doped CeO_2 − x

CV

1–10 mM

220

⁵

AuNPs-NH₂/Cu-MOF/GCE

Amperometry

5–80 µM

1.2

³

AsA@Zn-Se NPs

CV

0–70 µM

0.49

Current study