Nalgene™ Rapid-Flow™ Sterile Disposable Bottle Top Filters with PES, CN, SFCA or Nylon Membranes
Millex®-HP Filter Unit (Sterile) A 33 mm diameter sterile syringe filter with a 0.45 µm pore size hydrophilic Polyethersulfone (PES) membrane. | Sigma-Aldrich
431117 | Corning® 500 mL Bottle Top Vacuum Filter, 0.22 µm Pore 33.2cm² PES Membrane, Fits 33 mm Diameter Necks, Sterile, 12/Case | Corning
Choice PES (Polyethersulfone) Syringe Filters:Filters and Filtration, Quantity: | Fisher Scientific
500mL Bottle Top Filter, PES Filter Material, 0.45um, 90mm, Sterile SKU: 2297-13000 - Bellco Glass | Laboratory Glassware