| Column | Column chemistry | Dimensions | Manufacturer | Comments |
| ODS Hypersil | C18 | 20 × 0.3 cm; 5 µm | Thermo Scientific | too much tailing |
| Xbridge Amide | HILIC | 25 × 0.46 cm; 3.5 µm | Waters | matrix interference |
| Thermo Syncronis | HILIC | 25 × 0.46 cm; 5 µm | Thermo Scientific | Coelution |
| Hypersil Gold CN | Nitrile | 25 × 0.3 cm; 5 µm | Thermo Scientific | Coelution and matrix interference |
| Luna C18 (2) | C18 | 25 × 0.46 cm; 5 µm | Phenomenex | matrix interference |
| Allure biphenyl | Biphenyl | 25 × 0.32 cm; 5 µm | Restek | Coelution and matrix interference |
| Hypersil Gold C18 | C18 | 25 × 0.3 cm; 5 µm | Thermo Scientific | no interference, no coelution! |