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| no. | carbon precursor | LOD (μM) | linear range (μM) | reference |
|---|---|---|---|---|
| 1 | alginic acid and EDA | 10.98 | 0–50 | (45) |
| 2 | blueberry | 9.97 | 12.5–100 | (46) |
| 3 | hamburger sandwich leftover | 32 | 12.5–100 | (47) |
| 4 | citric acid and [APMIm][Br] | 13.68 | 0–300 | (48) |
| 5 | Chionanthus retusus fruit | 70 | 0–2 | (28) |
| 6 | citric acid and (NH4)2HPO4 | 20 | 20–200 | (49) |
| 7 | α-lipoic acid | 4 | 25–500 | (50) |
| 8 | cranberry beans | 9.55 | 30–600 | this work |
