Table 2. Comparison of the Different Modified Electrodes for Electrochemical Sensing of H₂O₂.

Sample	Sensitivity (μA mM–1 cm2)	Limit of detection (μM)	Linear range (μM)	ref
Te	757	28.4	0.67–8.04	(2)
CdTe	1326	0.1	0.67–8.04	(13)
CoS/RGO	2.519 μM	0.042	0.1–2542.2	(3)
PtW/MoS2	1.71 μM	0.005	1–200	(6)
NiCo2S4@CoS2	1.49 μM	0.002	0.1264–2104	(1)
NiS	82.73	5.2	10–870	(22)
NCT W	93.428	0.01	5–25	Present work
	6.93	0.17	30–100
NCT 1	3464.7	0.02	0.02–1835