ANOW hydrophilic PES filter cartridge ,10",20",30",40"length, ... 3,Code 7,Code2,DOE etc ANOW hydrophilic PES filter cartridgeSPECIFICATIONS: MATERIAL: PES (Polyether Sulphone) PORE SIZE: 0.05um, 0 ... . FEATURES: 1. The membrane stack consists of imported PES filter membrane and deflector layer, and possesses superior properties ... medicament 5. Much finer pre-filtration hydrophilic PES Filter Cartridge