Table 1 Comparison of linear range and detection limit of H2O2 published in literature [9–13, 15–18, 20, 41–52]
Sensing materials | pH value | Linear range (μM) | Detection limit (μM) |
|---|---|---|---|
MoS2 NP [15] | 7.4 | 5–100 | 0.002 |
WS2 NS [10] | 7.4 | – | 0.002 |
Pt-Pd-Fe3O4 [16] | 7.4 | 0.02–0.1, 2–14,000 | 0.005 |
Pt-Pd/rGO [11] | 7.0 | 0.1–37.6 | 0.01 |
Au NP [12] | 7.0 | 2–5000 | 0.01 |
Pt NP [9] | 7.2 | 3–300 | 0.03 |
rGO [41] | 7.0 | 0.05–1500 | 0.05 |
Au/C/Pt [42] | 7.0 | 9.0–1860, 1860–7110 | 0.13 |
Au NP [43] | 6.8 | 3–605 | 0.18 |
Ag NP [44] | 7.5 | 100–10,000 | 0.88 |
GS/CeO2-ZnO NP [45] | 7.0 | 2–20,000 | 1.1 |
Pt-Pd and Pt-Ir [46] | 7.4 | 2.5–125 | 1.2 |
Pt NP [47] | 6.9 | 5–2000 | 1.23 |
CeO2 NP/N-rGO [48] | 7.0 | 1.8–920.8 | 1.3 |
CuO [13] | 7.0 | 10–13,180 | 1.6 |
Ag NPs/PPy/Fe3O4 [49] | 7.2 | 5–11,500 | 1.7 |
Pd NP [17] | 7.4 | 2–1300 | 2 |
Co3O4 NW [18] | 7.4 | 15–675 | 2.4 |
Carbon dots [20] | 7.4 | 3–300 | 3 |
Se/Pt [50] | 7.0 | 10–15,000 | 3.1 |
Ag NP [51] | 7.0 | 25–500, 500–5500 | 10 |
Co-Mn [52] | 7.2 | 100–25,000 | 15 |
GdO x in EIS structure (this work) | 7.0 | 1–200 | 1 |