Table 3.
Mass spectrometry parameters for pharmaceutical and hormone analysis (quantitative ion marked in bold; confirmation ion).
| Compound | Precursor m/z | Product m/z | Cone voltage (V) | Collision energy (eV) |
|---|---|---|---|---|
| Negative mode | ||||
| Ketoprofen (KET) | 253.3 | 209.29 | 15 | 8 |
| Ibuprofen (IBU) | 205.4 | 161.3 | 17 | 9 |
| Bezafibrate (BEZ) | 360.2 | 274; 153.95 | 13 | 16 |
| Triclosan (TCS) | 286.8 | 35; 141.8 | 22 | 11 |
| Triclocarban (TCC) | 313.1 | 159.9; 126.05 | 12 | 13 |
| Chloramphenicol | 321.1 | 152; 257.05 | 16 | 19 |
| Estrone (E1) | 269.2 | 145.10; 143.05 | 14 | 46 |
| 17β-estradiol (β-E2) | 271.2 | 145.10; 183.10 | 14 | 47 |
| Estriol (E3) | 287.2 | 143.05; 171.15 | 15 | 43 |
| 17α-ethinylestradiol (EE2) | 295.3 | 145.05; 159.05 | 11 | 47 |
| Positive mode | ||||
| Tetracycline (TCN) | 444.9 | 410; 154.1 | -13 | -21 |
| Nalidixic acid (NAL) | 232.9 | 215.05; 187 | -18 | -16 |
| Atenolol (ATE) | 267 | 145; 190 | -14 | -29 |
| Acetaminophen (ACE) | 151.9 | 110.1; 65.15 | -11 | -24 |
| Ofloxacin (OFL) | 362 | 318.1; 261.05 | -14 | -22 |
| Norfloxacin (NOR) | 320 | 302.05; 231.05 | -16 | -22 |
| Ciprofloxacin (CIP) | 332 | 314.1; 231 | -13 | -23 |
| Diclofenac sodium salt (DIC) | 318 | 23.2; 58.75 | -12 | -15 |