With glass stopper - uncalibrated.

For educational institutions and general laboratory work.
Made from borosilicate glass with a tooled tip for 16mm i.d. flexible rubber tubing. Calibrated at 20ßC as per tolerances shown. Supplied with pinch cock, rubber tubing and glass jet.

For Mohr's buret as described above.

For educational institutions and general laboratory work.
Made from borosilicate glass with straight bore ground-in glass key stopcock.

Borosilicate glass body with a Rotaflow type PTFE stopcock which ensures a leakproof seal, finer flow control, elimination of lubrication and absence of plug seizure.

For rapid transfer of liquids with limited accuracy with a conical flask and an interchangeable ground glass joint.