Filter Funnels
Our borosilicate glass filter funnels are designed to provide efficient and reliable filtration for a variety of laboratory needs. Made from high-quality borosilicate glass for durability and chemical resistance. Available in a range of sizes to suit different filtration requirements.
Buchner
With interchangeable ground glass joint
Approx. Cone size: 19/26, 24/29, 29/32
Disc Diameter: 65mm
Porosity 3: BFJ3/12, BFJ3/13, BFJ3/14
Porosity 4: BFJ4/12, BFJ4/13, BFJ4/14
Buchner Plain Stem
Disc Diameter: 30mm, 45mm, 60mm
Porosity 3: BF3/20, BF3/21, BF3/22
Porosity 4: BF4/20, BF4/21, BF4/22
Hirsch
With interchangeable ground glass joint
Cone size: 19/26
Approx. Disc Diameter: 20mm
Top Diameter: 50mm
Porosity 3: HFJ3/28
Porosity 4: HFJ4/28
Hirsch Plain Stem
Approx. Disc Diameter: 20mm, 30mm
Top Diameter: 50mm
Porosity 3: HF3/34, HF3/35
Porosity 4: HF4/34, HF4/35
Cones and Porosities
We offer a variety of cone sizes and porosities to cater to different filtration needs:
Cone Sizes: Our funnel cones are available in several sizes to fit various types of filtration setups.
Porosities: Choose from different porosities to achieve the desired filtration precision:
- Porosity 3: Ideal for standard filtration tasks
- Porosity 4: Suitable for finer filtration requirements
Note: The above specifications represent a selection of our offerings. We offer a wide range of cone sizes and porosities beyond what is listed here, and we are not limited in what we can provide. For more details and additional options, please contact our team.
Filter Funnel Applications:
Laboratory Filtration: Ideal for filtering solutions, precipitates, and other mixtures in research and industrial labs.
Chemical Processing: Used in chemical processing to remove impurities and isolate desired compounds.