hydrophilic 0.2 um syringe filter price Syringe Filter Sterile PES Hydrophilic Filtration 0.22um Pore Size, LINKTOR Syringe Filter PES (Polyethersulfone) Hydrophilic Filtration, General Luer Taper 25mm Diameter 0.22 um Pore Size Non Sterile, Pack of 20 (Pack of 20, 0