Table 1.
Retention time and qualifying and quantifying (bold) Ions of non-allowed pharmacologically active substances found in twelve out of eighty dietary supplements under investigation.
| Compound | Retention Time (Min) | Qualifying and Quantifying (Bold) Ions |
|---|---|---|
| Stanozol* | 24.9 | 472,457,342,143 |
| Dimethylamilamine (DMAA)* | 2.8 | 115,45,28 |
| Dehydroepiandrosterone (DHEA)* | 18.7 | 432, 417,327 |
| Testosterone* | 17.1 | 432,417,209,73 |
| Clomiphene* | 6.1 | 465,363,273,147 |
| Tamoxifen* | 16.9 | 371,252,72,58 |
| Yohimbine* | 28.2 | 404,99,56 |
| Sildenafil* | 30.0 | 404,381,99,56 |
| 2a,3a-epithio-17a-methiyl-5a-androstan-17b-ol. (Epistane)* | 5.8 | 345,255,143,73 |
| Hydroxythiohomosildenafil** | 11.1 | 521,503,461, 327, 299 |
| Thiohomosildenafil** | 12.1 | 505,421,327,299 |
* GC/MS analysis; ** LC/MS/MS analysis.