Jan 22, 2020 · The high-quality 25mm Micron Syringe Filter from Aijiern is perfect for filtratio. With its extra-low hold-up volume, it ensures higher sample recovery. The construction of these 25mm Micron Syringe Filter comprises a PP housing and a membrane component. The membrane materials available at Simsii are nylon, PVDF, PTFE, MCE, CA, and PES.