Flash Columns - Classification and recommendation
| Sample Properity | Suggesting Columns |
| Charged | C18 | C8 | C4 |
| Cyano | |
| Acid Sensitive | Cyano |
| Neutral Alumina | |
| Acidic Properties | C18 | C8 | C4 |
| HILIC / Neutral Alumina | |
| Cyano | |
| Silica gel | |
| Basic Properties | C18 | C8 | C4 |
| Amine | Cyano | |
| Neutral Alumina | |
| High Polarity | C18 | C8 | C4 |
| Cyano | |
| Low or Medium Polarity | Silica gel |
| Neutral Alumina | |
| C18 | C8 | C4 |