Nalgene Filter Funnel Holder 250 ml DS0310-4000

- Autoclavable and reusable filter funnel holder accepts 47 mm membrane filters and has three ports for venting (with or without syringe filters)
- Washable and environmentally friendly alternative to disposable filters; made of polysulfone material
- Filter funnel can be used with any filtering flask or manifold that accepts a suitable rubber stopper with hole
- Vacuum gasket can replace a number 7 or 8 rubber stopper with 9/16 inch (15 mm) hole
- Upper chamber capacity: 250 ml; diameter: 94 mm; height including cover port: 190 mm