Hypurity Aquastar HPLC Column 10x250mm. Preparative column, Standard, Reversed Phase, Carbon Load: 10%, Max. Pressure: 4300 psi (300 bar), Particle Size: 8um, pH: 2 to 7.5, Pore Size: 190A, Surface Area: 200m2, Temperature: 60deg C, USP Type: L1, Stationary Phase: C18, Dimension: 10x250mm