PYREX® Glass Burets, Class B

Economical Class B PYREX® glass burets are designed to reduce replacement costs by using replaceable components. These sturdy glass burets have a tooled top and bottom and white enamel graduations. The replaceable screw thread locking PTFE stopcock with ground tip is compatible with Corning® item number 2116 buret bodies. The replaceable tip has a ground end which provides a better grip and helps prevent the tip from falling out. Material: Borosilicate Glass Code 7740. Corning 2116 Series.