The Nalgene® Vacuum Filtration System manufactured by Thermo Fisher Scientific feature polyethersulfone (PES) membrane to provide higher aqueous flow rates; lower extractables (no wetting agent); lower protein binding; and greater strength, capacity, and chemical resistance than cellulose acetate, nitrocellulose, or nylon.
Specification
Material: Polyethersulfone membrane Sterility: Sterile Packaging: Pack of 12 Filter capacity: 1000 mL Membrane diam.: 90 mm Pore size: 0.45 μm