These Büchner filter flasks have a short glass side-arm with a screwthread for the connection of a PTFE detachable screwthread connector. The PTFE connector allows the safe and easy connection of vacuum tubing to the flask.
Complies with ISO 6556 and DIN 12476
Büchner flasks with heavy wall construction for vacuum filtration applications
Side-arm features a PTFE screwthread connector for easy and safe fitting of 9mm bore vacuum tubing
With tooled neck to accept a drilled rubber stopper