SLSV025NB Pack Size: 250 per packOverview of Non-Sterile Millex® Syringe Filters with Durapore® (PVDF) Membrane•Low protein binding to minimize interaction with your sample and maximize recovery •Compatible with aqueous and mild organic solutions Applications: Sample Filtration Prior to HPLC, LC-MS, and Mass Spec; Solvent Filtration; Filtration of Biological Samples and Protein Solutions