EZFlow* Syringe Filter 25mm 0.45um^ EZFlow* Syringe Filter, Pore Size: 0.22um, Material: Hydrophilic PVDF with Glass Fiber Prefilter, Filter Diameter: 25mm, filter membrane is reinforced with a PP housing with a female Luer-Lok inlet and male Luer Slip outlet, Height: 0.88 in, Diameter: 1.17in