Table 8.
Methods comparison. Results from OkaTest, MBA and LC-MS/MS. 31 of the 37 samples were tested by MBA. Positive results (+): ≥160 µk/kg. Negative results (-): <160 µg/kg. LOQ. Limit of quantification. NA: not available.
| ID | M | MBA | LC-MS/MS | OKATEST | LC-MS/MS | OKATEST |
|---|---|---|---|---|---|---|
| 1 | Cockle | - | - | - | <LOQ | <LOQ |
| 2 | Cockle | + | + | + | 193 | 252 |
| 3 | Donax | - | - | - | 82 | 97 |
| 4 | Mussel | + | + | + | 502 | 232 |
| 5 | Mussel | + | - | + | <LOQ | 268 |
| 6 | Mussel | + | + | + | 604 | >352 |
| 7 | Mussel | + | + | + | 894 | >352 |
| 8 | Mussel | + | + | + | 414 | 306 |
| 9 | Mussel | + | + | + | 444 | >352 |
| 10 | Mussel | NA | - | - | <LOQ | <LOQ |
| 11 | Mussel | NA | + | + | 357 | >352 |
| 12 | Mussel | NA | - | - | <LOQ | <LOQ |
| 13 | Mussel | NA | - | - | <LOQ | <LOQ |
| 14 | Mussel | - | - | - | <LOQ | 122 |
| 15 | Mussel | + | - | + | 158 | 196 |
| 16 | Mussel | + | + | + | 177 | 250 |
| 17 | Mussel | + | + | + | 288 | 265 |
| 18 | Mussel | + | + | + | 202 | 196 |
| 19 | Mussel | + | + | + | 390 | 277 |
| 20 | Mussel | + | + | + | 658 | 305 |
| 21 | Mussel | + | + | + | 392 | 310 |
| 22 | Mussel | + | + | + | 329 | 315 |
| 23 | Mussel | + | + | + | 232 | 270 |
| 24 | Mussel | + | + | + | 235 | 277 |
| 25 | Mussel | + | - | - | 152 | 135 |
| 26 | Mussel | + | - | + | 98 | 164 |
| 27 | Mussel | + | + | + | 168 | 211 |
| 28 | Mussel | + | + | + | 209 | 251 |
| 29 | Mussel | + | - | + | 113 | 191 |
| 30 | Mussel | NA | + | - | 292 | <LOQ |
| 31 | Mussel | NA | + | + | 316 | 304 |
| 32 | Mussel | - | - | - | <LOQ | <LOQ |
| 33 | Mussel | + | + | - | 177 | 124 |
| 34 | Mussel | + | + | + | 247 | 216 |
| 35 | Mussel | + | + | - | 185 | 144 |
| 36 | Scallop | + | + | + | 184 | 264 |
| 37 | Scallop | - | - | - | <LOQ | <LOQ |