Mar 29, 2017 · Feature: syringe filter diameter: 13mm, pore size: 0.22um, membrane material: PTFE , hydrophobic property . Syringe filters are made of inert plastic house, membrane, and luer lock fit. It is used with disposal syringes or filtration device with luer fit. Syringe filters are often one-time use only. Biomed Scientific syringe filters offer