Filtering Funnels

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.

Designed for use in a wide range of applications, Thermo Scientific™ Nalgene™ filtration hardware and accessories can be used in conjunction with our various lines of filtration devices.

Filter funnel available in a buchner shape or a conical shape.

Sentino™ Filter Funnels are single-use funnels designed for use with the Sentino™ pump with a press-fit seal, membrane guides and forceps access point allowing for simple set up and membrane removal.

Useful where filter paper would be attacked by material being filtered

Robu™ Büchner Filter Funnels with Glass Filter Discs are made of pure borosilicate 3.3 glass and are highly resistant to most chemicals, including solvents, acids, and alkalis. The VitraPOR™ filter disc is rated as Porosity 3 (Pore size: 16 to 40 μm, Standard: ISO 4793-80).

Designed with glazed porcelain for excellent thermal and chemical resistance. Haldenwanger™ Porcelain Buchner Funnels are an excellent choice for quick filtration.

For suction filtration applications

Eisco™ Glass Funnel Filters are made from high quality borosilicate glass and designed with an angled stem and beaded rim for durability.