Nalgene® Rapid-Flow™ Tissue Culture Filter Units with Surfactant-Free Cellulose Acetate Membrane, Sterile

Nalgene® Rapid-Flow™ Tissue Culture Filter units are constructed with a polystyrene 500mL upper funnel and a 1000mL filtration receiver bottle. Filter units are ideal for tissue culture work and are pre-sterilized. Depending on the particle load, throughput may not always equal 1000mL of liquid volume. These filter units feature molded-in graduations on both the upper funnel as well as the lower receiver bottle for visual liquid level validation. Leakproof 1-1/2 turn threaded screw closure provided for receiver. Separate transparent sterile receiver bottles are also available and sold separately (See Nalgene 455 Series) Each case also contains an adequate amount of glass microfiber pre-filters. Yellow collar. Membrane Filter: Surfactant-Free Cellulose Acetate. Available in either 0.2µm or 0.45µm pore size models. Nalgene 158 Series.