Lab Ptfe 25mm 0.45um Syringe Filter For Hplc,13mm Pvdf Membrane 0.45 Micron Syringe Filter Manufacturer , Find Complete Details about Lab Ptfe 25mm 0.45um VWR® Syringe Filters Syringe filters are attached to the end of a syringe to remove particles from a sample 25 mm, 0.45 µm, Nylon, PP, Non sterile, 76479-032, Pack of 100.