Research Article
Detection of Melamine Based on the Fluorescence Changes of Nitrogen-Doped Carbon Dots
Table 2
Comparison of linear range, LOD, and detection time of different fluorescent probes for melamine detection.
| Fluorescent probe | Linear range | LOD | Detection time (min) | Ref. |
| FRET between CDs and Au NPs | 50–500 nM | 36 nM | 35 | [27] | CDs-Hg2+ | 1–20 μM | 0.3 μM | 13 | [29] | NCDs-Fe3+ | 2–290 μM | 0.66 μM | 30 | [34] | Aptamer-modified Au NPs | 1.2–2.4 μM and 2.4–20.62 μM | 793 nM | 30 | [35] | NCDs-Hg2+ | 50–400 μg/L (0.4–3.17 μM) and 800–2500 μg/L (6.34–19.8 μM) | 21.76 μg/L (0.17 μM) | 10 | This work |
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