Millex-FG,0.20 µm,疏水性 PTFE,25 mm,非无菌. 背景信息. Overview of Non-Sterile Millex® Syringe Filters with Hydrophobic Fluoropore™ (PTFE) Membrane: • Ideal for filtering samples in organic solvents, and can also be used to prevent back-streaming of atmospheric moisture in venting applications.