EXW price ptfe 0.22 micron filter Corning-PTFE Membrane Filter Corning® 1000 mL Vacuum Filter/Storage Bottle System, 0.22 µm Corning® 1000 mL Vacuum Filter/Storage Bottle System, 0.22 µm Pore 54.5cm² PES Membrane, Sterile, 12/Case Polyethersu Membrane filter hplc | Sigma-Aldrich This 33 mm syringe filter with a Hydrophilic PTFE membrane, for non-sterile filtration on the Samplicity G2