Valves feature two 9 mm O.D. sidearms bent to minimize the hold-up of liquids.

• Heavy wall construction
• 33 expansion Borosilicate glass

Viton® O-Rings on PTFE shaft are protected with precision Teflon® wipers. The plug has a machined-in integral PTFE tip O-Ring to make the primary seal. This design provides an excellent vacuum tight seal without exposing any material other than Teflon® to chemicals.