Round-Bottom Flask, With glass tubing and rubber stopper., Each

Details:

This 100mL borosilicate glass round-bottom flask comes with a rubber stopper and 5.5" straight glass tubing, which features an inner diameter of 1/8 inch. Eisco Labs' borosilicate glass has impressive heat tolerances: a strain point of 515°C, an annealing point of 565°C, and a softening point of 820°C.