Academy Filter Flask 250ml [8094]

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). 250ml Narrow Neck Diameter 29mm, Upper Neck Diameter 34mm. Suitable Rubber Stoppers: BEES code 1159, Solid 31mm, BEES code 1163 - 1 Hole 31mm, BEES code 1494 - 2 Hole 31mm. Suitable Rubber Cone: Rubber Cone Int 33/24 Ext 39/28mm for Flask Neck 33 (BEES code 2164).