Sartorius 16532K Minisart® Syringe Filter, Polyethersulfone (PES), Pore Size 0.22 µm, Ethylene Oxide, Female Luer Lock, Male Luer Lock, Pack Size 50 Previous Sartorius 16592GUK Minisart® Syringe Filter, Surfactant-free Cellulose Acetate (SFCA), Pore Size 0.8 µm, Gamma irradiated, Female Luer Lock, Male Luer Lock, Pack Size 50