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Filtering Flask 4L

This flask is manufactured from heavy wall borosilicate glass to ensure the mechanical strength needed for vacuum filtration. 4000mL Filter Flask . Grad. Interval mL 500. Takes Rubber Stopper # 8

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  • Side arm accepts 3/8 ” ID tubing for connection to vacuum sources
  • Rubber stopper joint
  • A second flask should be connected between the filtering flask and the vacuum source to prevent accidental entry of the filtrate into the vacuum line or pump.
  • Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Additional information

Weight 6 lbs
Dimensions 17 × 12 × 10 in


Kimble Chase

Kimble Chase manufactures and designs glassware for laboratories. The Company offers a range of products such as vials, bottles, pipettes, columns, centrifuge tubes, flasks, cylinders, and clinical products.