Ptfe 0.45 found in: Filter Membrane PTFE 0.45um, Syringe Filter, PTFE, 0.45µm, 30mm Diameter, Prem Syring Fltr PTFE 0.45 25mm 100/pk, Prem Syring Fltr PTFE.. Hydrophobic PTFE syringe filters have broad chemical compatibility and high pH resistance. syringe filters have broad chemical compatibility and high