Hypersil GOLD HPLC Column 10x250mm. Preparative, Standard, Reversed Phase, Carbon Load: 8%, Max. Pressure: 4300 psi (300 bar), Particle Size: 5 um, pH: 2 to 8, Pore Size: 175A, Surface Area: 220m2/g, Temperature: 60deg C, USP Type: L11, Stationary Phase: Phenyl, Dimension: 10x250mm