New, affordable, high quality range of Filter Flasks made from durable Borosilicate glass. Superior chemical and heat resistance. Heavy walled with glass sidearm. Arm will fit tubing with a 8mm internal diameter (All flask sizes). Inner neck diameter 29mm.
Suitable Rubber Stoppers: 2742- Solid 27mm, 2743 - 1 Hole 27mm, 2744 - 2 Hole 27mm.
Suitable Rubber Cone: 2163Â Rubber Cone Int. 27/18 Ext 32/24mm for Flask Neck 25/27