The Platisil columns have a unique bonding technology. This prevents the phase from collapsing and allows stable retention in highly aqueous mobile phases. The columns also have reduced silanol activity and hence an improved peak shape for basic compounds.
| Phase | Particle size / μm | Pore size / Å | Surface area / m²/g | Carbon content / %C | pH range | Endcapping |
| C18 | 5 | 100 | 440 | 15 | 1.0-11 | + |