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Material : Schott Duran Germany & Iwaki Pyrex Japan

Borosilicate glass 3.3

High performance Rotaflo vacuum stopcock providing many significant benefits to the user

‘-Borosilicate glass with PTFE key for excellent chemical resistance

‘-No lubrication required:no seizure and no contamination

‘-Temperature range from 20’c to 200’c

‘-Operates over a pressure range of + 1bar to 10-9 Torr

‘-Individually tested by mass spectrometer and supplied with certificate for guaranteed performance

‘-Locking ring to prevent accideantal removal of key

‘-Fully interchangeable keys

‘-Economy key for good grip and easy operation

Side-arms are 100mm in length