Filtering Funnels

Filtering Funnels

Reusable and single-use funnels, accessories, and replacement parts designed for a variety of filtration applications including vacuum filtration, QC testing, and general laboratory procedures. Funnels are available in various formats and filtering capacities.
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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.
: 47 mm. : 250 mL. : PSU. : Autoclavable.
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.
: 10 to 15 μm. : Borosilicate Glass. : ASTM E128. : Useful where filter paper would be attacked by material being filtered.
: Polypropylene. : Filtering Funnel. : Sterile.
: Borosilicate Glass (3.3) : 250 mL. : Buchner Shape.
For suction filtration applications
Designed with glazed porcelain for excellent thermal and chemical resistance. Haldenwanger™ Porcelain Buchner Funnels are an excellent choice for quick filtration.
: 100 mm (OD), 95 mm (ID). : 500 mL. : 22 mm. : Borosilicate Glass.
: 60°. : Borosilicate Glass. : Clear. : Autoclavable.