150mL Analytical Filter Funnels. Nalge-NALGE 140-4045

Ideal for use with filtering flasks or manifolds. Polypropylene upper chambers are graduated at 150 mL. CN Membrane is 47 mm in diameter. Particularly useful for large volume analytical applications (as long as the membrane continues to flow). Convenient snap-away design with removable membrane. Safer and easier to use than cumbersome glass and metal funnels. Each package of 12 filters contains a Nalgene vacuum gasket to replace a stopper or adapter with 9/16-in. or larger opening.