Steritop Threaded Bottle Top Filter Sterile, 1000 mL Steritop Quick Release-GP 45 mm threaded bottle top filter with 0.22 µm pore size fast flow polyethersulfone (PES) Express PLUS membrane. | Sigma-Aldrich
Nalgene DS0320-5033 Reusable Bottle Top Filter Holders-Polysulfone_500ml-33mm - F2767-3 - General Laboratory Supply
Bottle Top Filter - UltraCruz® | SCBT - Santa Cruz Biotechnology
Bottle Top Vacuum Filter, 1000mL, 0.22μm, PES, Sterile, 12/CS
NEST 1000 mL Bottle Top Vacuum Filter, 0.22 μm, PVDF, Sterile,1/pk, 24/cs - Cell Culture Collective
431174 | Corning® 1000 mL Bottle Top Vacuum Filter, 0.22 µm Pore 54.5cm² PES Membrane, Fits 45 mm Diameter Necks, Sterile, 12/Case | Corning