Table 1.
Retention time (Rt), cone voltage (CV), collision energy, precursor, and product ions employed for ion identification.
| Tetracycline | Rt (min) | Precursor > production | CV | Collision energy |
|---|---|---|---|---|
| Tetracycline | 12.63 | 445 > 410 | 30 | 29 |
| Tetracycline | 445 > 154 | 30 | 27 | |
|
| ||||
| Doxycycline | 13.84 | 445 > 428 | 30 | 20 |
| Doxycycline | 445 > 125 | 30 | 27 | |
|
| ||||
| Chlortetracycline | 11.84 | 479 > 462 | 30 | 23 |
| Chlortetracycline | 479 > 444 | 30 | 23 | |
|
| ||||
| Oxytetracycline | 12.61 | 461 > 443 | 30 | 20 |
| Oxytetracycline | 461 > 426 | 30 | 20 | |
|
| ||||
| Demeclocycline | 12.00 | 465 > 448 | 30 | 17 |