Globalsil ODS-BIO specifically for small peptides and other compounds designed for purification Analysis of biomedical applications the best choice for innovative bonding technology ensures that column in the acid environment of the stability of the alkali durable, ultra-pure silica gel matrix pore size 120 Å, particle size 5 μm, particle size uniformity. Unique high-density bonding and fully closed side technology is very suitable for separation and purification of biological compounds, especially for small peptides tired and biological molecules. For general unknown compounds, ODS-BIO stationary phase is your first choice