430513 500mL Bottle Top Vacuum Filter, 0.22Micrometer Por
Corning 500mL Bottle Top Vacuum Filter, 0.22Micrometer Pore 33.2cm squared Cellulose Acetate Membrane, Fits 45mm Diameter Necks, Sterile, Individually Packaged, 12/Case - COP
Corning 500mL Bottle Top Vacuum Filter, 0.22Micrometer Pore 33.2cm squared Cellulose Acetate Membrane, Fits 45mm Diameter Necks, Sterile, Individually Packaged, 12/Case - COP