Table 3.
Concentration of CIs (μg/kg) obtained in the LC-MS/MS analysis of samples following European Union Reference Laboratory for Marine Biotoxins (EURLMB) standard operating procedure. LoQ: limit of quantification.
| Sampling Zone | Sample Code | SPX-1 (µg/kg) | PnTX-G (µg/kg) | |
|---|---|---|---|---|
| Before Hydrolysis | After Hydrolysis | |||
| Ría de Sada A (1) | RS1.1 | 2.7 | 1.8 | 2.2 |
| RS1.2 | 1.9 | 1.8 | 2.2 | |
| RS1.3 | 3.1 | 1.8 | 2.2 | |
| RS1.4 | 2.2 | 1.8 | 2.2 | |
| RS1.5 | 3.3 | 1.8 | 2.2 | |
| RS1.6 | 3.5 | 1.8 | 2.2 | |
| RS1.7 | 4.0 | 1.8 | 2.2 | |
| RS1.8 | 1.8 | 1.8 | 2.2 | |
| RS1.9 | 6.9 | 1.8 | 2.2 | |
| RS1.10 | 4.2 | 1.8 | 2.2 | |
| RS1.11 | 4.2 | 1.8 | 2.2 | |
| RS1.12 | 3.5 | 1.8 | 2.2 | |
| Ría de Arousa (2) | RA2.1 | <LoQ | 2.9 | 3.2 |
| RA2.2 | <LoQ | 3.1 | 3.2 | |
| Ría de Arousa (3) | RA3.1 | 1.2 | 2.3 | 2.7 |
| RA3.2 | 1.6 | 2.8 | 3.1 | |
| RA3.3 | <LoQ | 2.3 | 2.7 | |
| RA3.4 | 2.2 | 2.9 | 3.2 | |