Minisart® Syringe Filter, Polyethersulfone (PES), Pore Size 0 Sartolab® RF Vacuum Filtration Units Sartolab® 180C2—–E, 0.22 µm Polyethersulfone, 500 ml Learn More Minisart® Syringe Filter, Polyethersulfone (PES), Pore Size 0.22 µm, Gamma irradiated, Female Luer Lock, Male Luer Lock, Pack Size 50 Filter Pes Vacuum at Thomas Scientific – Lab Supplies, Lab