6MM GP ROTAFLO STOPCOCK, Pack of 5

6MM GP ROTAFLO STOPCOCK
 
Fine control stopcocks
The rotary needle valve design of these Rotaflo? General Purpose PTFE stopcocks allows the fine single drop control of liquids.
 
Rotary design for fine single drop control; invaluable on burettes
Borosilicate glass with PTFE key for excellent chemical resistance
No lubrication required - no seizure and no contamination
Temperature range -20?C to 200?C
Vacuum capability to 10-4 Torr
Increased barrel diameter for excellent drainage
Locking ring to prevent accidental removal
Ergonomic key for good grip and easy operation