TN LAB Supply Heavy-Wall Borosilicate 3.3 Glass Erlenmeyer Filter Flasks

7 Sizes

250ml - 500ml - 1L - 2L - 3L - 5L - 10L

• Filter Flasks, filtering flasks, vacuum flasks, or Büchner flasks are all common names for this filter flask.
• Our Filter Flasks have much heavier walls than a standard conical flasks to endure effects of vacuum filtration
• Sidearm extends 1 1/2" with an outside diameter of 1/2" or 3/4" depending on the size, using a barb style connection providing hose flexibility connecting to vacuum source
• During filtration, the filtrate enters and is held in the flask while the sample or residue remains on the filter paper in the funnel.
  
• Filter Flasks can also be used as a vacuum trap in a vacuum line.
• Filter Flasks are hand produced therefore variations are inherent
• Highly leach resistant to most chemicals
• Manufactured to ISO: 9001 

Heavy Wall Borosilicate 3.3 Glass

Graduated Filter Flask Applications

• Vacuum filtration uses Buchner or other funnels
• Vacuum aided evaporation or separation 
• Heating of solid and liquid chemicals
• Evaporation of water or solvents
• Mixing and dissolution of chemicals into liquid
• Chemical reactions of organics and/or inorganics
• Collection of samples analysis or other treatment