Macherey-Nagel GmbH
Summary of Chromabond Normal Phases for SPE
| CHROMABOND® | Matrix | Particle size | Pore size | Modification |
| SiOH | silica | 45 µm | 60 Å | unmodified |
| NH2 | silica | 45 µm | 60 Å | aminopropyl |
| OH (Diol) | silica | 45 µm | 60 Å | diol |
| CN | silica | 45 µm | 60 Å | cyano (nitrile) |
| HILIC | silica | 45 µm | 60 Å | ammonium – sulfonic acid |
| Alox A | aluminium oxide, acidic | 60–150 µm | ||
| Alox N | aluminium oxide, neutral | 60–150 µm | ||
| Alox B | aluminium oxide, basic | 60–150 µm | ||
| Florisil® | magnesium silicate | 150–250 μm | ||
| PA | polyamide 6 | 40–80 μm | ||