Separate the lightweight and durable Thermo Scientific™ Nalgene™ Büchner Two-Piece Polypropylene Funnels for easy cleaning. These autoclavable funnels won't chip, crack or break making them a valuble asset to lab safety programs.
For use with any filtering flask or vacuum manifold that accepts a rubber stopper with hole. Comes with easy-to-use, no twist vacuum gasket; sterilization and analytical support plates. Accepts 47 ot 50 mm diameter membranes. 1 unit per case.
Combine the convenience of a bottle top filter with the savings of a reusable device. Non-cytotoxic Nalgene™ polysulfone reusable bottle top filters screw securely onto glass media bottles with 33 or 45mm neck sizes.
Use these economical sterile disposable filter funnels to perform microbiological QC testing and analysis of water, food/beverage, raw material and finished product. The squeeze and twist funnel is easy to remove for retrieval of the CN membrane.