Nov 15, 2021 · PTFE Disposable Vent Filter, 0.2 Micron, 50mm, 7-13mm Hose Barb connection, 10/PK (50JP020AN) These PTFE Hydrophobic vent filters feature laminated polypropylene support; they can be used to sterilize and clarify strong acids and solvents and are ideally suited for gas filtration or venting applications. Send Inquiry. date: 2021-11-15.