Table 1.
Parameters of mass spectrometric detection characteristic to particular analytes (MRM multiple reaction monitoring). OPEO1-19, octylphenol ethoxylates, containing 1 to 19 ethoxy groups
| Triton X-100 | MRM transitions (precursor ion m/z→product ion m/z) | Collision energy [V] |
|---|---|---|
| OPEO1 | 268.2→113.0 | 13 |
| OPEO2 | 312.2→183.0 | 9 |
| OPEO3 | 356.3→227.0 | 17 |
| OPEO4 | 400.3→272.0 | 21 |
| OPEO5 | 444.3→316.0 | 25 |
| OPEO6 | 488.4→360.0 | 26 |
| OPEO7 | 532.4→133.0 | 33 |
| OPEO8 | 576.4→133.0 | 35 |
| OPEO9 | 620.4→133.0 | 37 |
| OPEO10 | 664.5→133.0 | 38 |
| OPEO11 | 708.5→133.0 | 40 |
| OPEO12 | 752.5→133.0 | 41 |
| OPEO13 | 796.5→133.0 | 42 |
| OPEO14 | 840.6→133.0 | 46 |
| OPEO15 | 884.6→133.0 | 46 |
| OPEO16 | 928.6→133.0 | 49 |
| OPEO17 | 972.6→133.0 | 52 |
| OPEO18 | 1016.7→133.0 | 53 |
| OPEO19 | 1060.7→133.0 | 55 |