The Kromasil® classic 300 Å family of products is designed to be the perfect choice for proteins and biomolecules larger than 8 to 10 kDa. This 300 Å material has a narrow pore size distribution that ensures good mass transfer for larger molecules, resulting in narrow peaks and no size-exclusion effects.

• Spherical porous high purity silica
• Analytical to preparative particle silica: 5, 10 and 16 mm
• Unbonded and deriviatised phases available
• Robust and reproducible