BioBond™ HPLC columns from the chinese manufacturer Dikma™ are designed to analyze and purify proteins, peptides and biomolecules. The base material is a spherical, high-purity silica gel, which is available with three alkyl modifications. Other features of these columns are a high reproducibility, efficiency and column lifetime.
| Phase name | Modification | Particle size | Pore size | End-capping | C-content | USP | Surface area | pH range | Tmax |
| C18 | C18 | 3, 5, 10 µm | 100 Å | + | 8% | - | 100m2/g | 2.0-8.0 | N/A |
| C8 | C8 | 3, 5, 10 µm | 100 Å | + | 5% | - | 100m2/g | 2.0-8.0 | N/A |
| C4 | C4 | 3, 5, 10 µm | 100 Å | + | 3% | - | 100m2/g | 2.0-8.0 | N/A |