Ptfe Membrane 0.2 found in: PTFE Membrane Syringe Filters, PTFE Membrane Circles, Hydrophobic PTFE Membrane Filters, Minisart SRP, Hydrophilic PTFE.. of filter membrane materials, offered in 0.2µm or 0.45µm pore sizes. The filter membranes are reinforced with polypropylene housing with a female Luer-lok inlet and a male Luer slip outlet.