Table 3.

Comparison of analytical parameters of several modified electrodes for H₂O₂ determination.

Modifier	Method	Linear range (μM)	Detection limit (μM)	Ref.
Mn-complex-SWCNTs	Amperometry	1–1500	0.2	[3]
[PFeW11O39]4− polyoxoanion	Amperometry	10–200	7.4	[11]
AgNPs/PMES	Amperometry	0.6–540	0.18	[13]
Nanonickel oxide/thionine	Amperometry	5–20000	1.67	[19]
Nanonickel oxide/celestine blue	Amperometry	1–10000	0.37	[19]
Nano-TiO2/DNA/thionin	Amperometry	50–22300	50	[30]
n-octylpyridinum Hexafluorophosphate	Amperometry	20–800	12	[32]
RB-MWCNT-GCE	Amperometry	0.99–2.8 × 10, 2.8 × 10–5.1 × 102 5.1 × 102–1.8 × 103	0.27	This work

AgNPs/PMES = silver nanoparticles/poly(2–(N–morpholine) ethane sulfonic acid); ERGO-Ag nanocomposite = electrochemically reduced graphene oxide (ERGO)-silver nanoparticle hybrid film; Mn–complex–SWCNTs = single wall carbon nanotubes and phenazine derivative of Mn–complex; PB/Pd–Al = aluminum electrode plated by thin layer metallic palladium and modified by Prussian blue; RB-MWCNT-GCE = reactive blue multiwalled carbon nanotubes modified glassy carbon electrode.