Particle Size:5 µm pH Range:2 to 8 Pore Size:120 Å Mode of Separation:Reversed Phase Diameter:2.1 or 4.6 mm (Varies with model) Length:50 to 250 mm (Varies with model) Particle Shape:Spherical Column Type:Reversed-Phase Stationary Phase:Acclaim C18 Packing Material:Spherical, fully porous ultrapure silica End Capping:Yes