Table 3.
The ESI-MS/MS parameters, retention time, SRM transitions and LOD for 6 mycotoxins
| Mycotoxin | RT (min) | Precursor ion (m/z) | Product ions (m/z) | Collision energy (eV) | LOD (ng/L) |
|---|---|---|---|---|---|
| Aflatoxin B1 | 10.20 | 313 [M + H]+ | 285/241 | 23/37 | 5.20 |
| Aflatoxin B2 | 9.82 | 315 [M + H]+ | 287/259 | 27/31 | 6.30 |
| Aflatoxin G1 | 9.41 | 329 [M + H]+ | 243/200 | 27/45 | 10.60 |
| Aflatoxin G2 | 8.96 | 331 [M + H]+ | 313/245 | 26/30 | 5.80 |
| Ochratoxin A | 13.22 | 404 [M + H]+ | 239/358 | 25/15 | 25.00 |
| Sterigmatocystin | 13.44 | 325 [M + H]+ | 281/310 | 36/25 | 1.56 |