sterile 0.22 um ptfe syringe filter for solvents PTFE Syringe Filters, Hydrophobic, Abluo, 0.22 Micron, 13mm, 50/Pk Superior flow performance compared to other hydrophobic membranes. Applications: Clarification of nonaqueous lab reagents, solvents and samples; Filtration of Chat Now PTFE Syringe Filters, 0.22 µm, 13mm | M4365 | BioVision, Inc.