Table 2 The comparison of different colorimetric sensors based on plasmonic nanoparticles for the measurement of H2O2.
Nanoparticle | Mechanism | Linear range (μM) | LOD (μM) | Real samples | Analysis time (min) | References |
|---|---|---|---|---|---|---|
Au@Ag nanocubes | Degradation | 0–200, 0–40 | 1.1, 0.6 | – | 40 | |
Au & Ag NPs | Aggregation | 1.25–1250 | 1.2 | – | 30 | |
Ag nanoprisms | Decomposition | 1–1000 | 1.57 | – | 15 | |
Ag@AgCl NPs | Degradation | 0–0.022 | 1.3 | – | 5 | |
Au NPs/horseradish peroxidase | Aggregation | 2–40 | 0.5 | Serum | 2 | |
Au NPs | Etching | 40–380, 100–1000 | 0.55, 0.45 | Water chestnut solution | 10 | |
DNA-modified Au NPs | Aggregation | 0–3 | 1.0 | – | 15 | |
Ag NPs | Etching | 1–150, 250–1000 | 44.6, 232.4 | – | 180 | |
Au@Ag core/shell NPs | Core/shell growth | 1–50 | 0.23 | Tap water, MRS medium, and Tomato extract | 10 | This work |
