Filter Flask Buchner 500ml with side arm.

Takes Stopper Size #13
3.3 boro glass
Temperature resistant: 560 d c
Capacity: 500ml
Diameter of Hose: 9mm
Height: 210mm
A filter flask, also known as a Buchner or Vacuum Flask is, a thick-walled Erlenmeyer flask with a short glass tube protruding from its neck. Used in filtration or distillation.