Standard-Ground-Joint Stopcock, 24/29 Socket, 1000-2000mL, Borosilicate Glass

This borosilicate 3.3 glass stopcock features standard ground joints with a 24/29 socket size and is designed for use with aspirator bottles ranging from 1000 to 2000 mL in capacity. The total length measures 8.5 inches. Constructed from heavy-duty borosilicate glass, the stopcock is autoclavable and delivers superior chemical durability. Its low thermal expansion coefficient allows it to endure high temperatures and thermal shock. Heat tolerances include a Strain Point of 515°C, an Annealing Point of 565°C, and a Softening Point of 820°C.