Table 4.
Quantification details of microcystins (MC) and nodularin (NOD) LC-MS/MS analysis.
| Compound | LOD 1 (fmole inj−1) | LOQ 2 (fmole inj−1) | Calibration curve range (μg L−1) | Curve shape | Recovery (%) |
|---|---|---|---|---|---|
| dm-7-MC-RR | 132 | 132 | 14–338 | Quadratic | 100 |
| MC-RR | 92 | 92 | 10–949 | Quadratic | 96 |
| NOD | <17 | 17 | 1–368 | Linear | 105 |
| MC-YR | <10 | 10 | 1–518 | Linear | 75 |
| dm-7-MC-LR | <12 | 12 | 1–589 | Linear | 78 |
| MC-LR | <19 | 19 | 2–921 | Linear | 79 |
| MC-LY | 165 | 165 | 16–824 | Linear | 73 |
| MC-LW | 77 | 154 | 16–791 | Linear | 54 |
| MC-LF | 37 | 37 | 4–900 | Linear | 64 |
1 Limit of detection, 2 Limit of quantification.