●【Specification】Diameter: about 25mm, Pore size: 0.22μm, 15 pcs/pack. ●【Laboratory Consumables Syringe Filters】High quality Nylon Membrane with polypropylene (PP) housing, sterile, individual package. The filters are pressure-resistant and have a relatively high filter performance. ●【Connectors】Inlet: Female Luer, Outlet: Male Slip Luer. ●【Multiple Specifications to Choose From】Various diameters and pore sizes to meet most aqueous sample filtration needs. ●【Application】Widely used in scientific laboratory for small volume sample filtering, Electronic semiconductor filtration, Chemical filtration, Beverage filtration, etc.