Column Propac WCX-10 Cation Exchange Protein semi-preparation 9X250mm. For Use With HPLC, Diameter (Metric) 9mm, Particle Size 10um, Pore Size Non-porous, Temperature less than 60degreeC, pH 2-12, 80% compatible with acetonitrile and acetone, compatible with nonionic and zwitterionic detergents