Quick Answer:The Flask Filter is a heavy-walled filter flask that withstands high vacuum, fitted with a glass connector and printed in white enamel without graduations; it comes in 100 ml to 5000 ml.
Last updated: 18 October 2026
Key Features
Heavy wall withstands high vacuum.
Glass connector.
White enamel printing, ungraduated.
Capacities 100, 250, 500, 1000 and 5000 ml.
Technical Specifications
Specification
Value
Wall
Heavy, for high vacuum
Connector
Glass
Printing
White enamel, no graduation
Capacities
100, 250, 500, 1000, 5000 ml
How It Is Used
A Buchner or sintered funnel is fitted into the neck and the glass connector is joined to a vacuum source; suction pulls the filtrate into the flask while the solids stay in the funnel.
Frequently Asked Questions
Can the Flask Filter be used under vacuum?
Yes. It is made with a heavy wall that can withstand high vacuum.