Sartopure® PP2 filters combine multiple layers of progressively finer pleated polypropylene depth filter material. They are ideally suited for clarification and prefiltration prior to membrane filtration. Formats: 10″, 20″ and 30″ Cartridges and MaxiCaps. Pore size: o.45um, 0.65um, 1.2um, 3um, 5um, 8um, 20um, 50um and 100um.