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Low Hold Up High Vacuum Valve, Teflon Protected, Metering Valve 0-4mm.
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VALVE, HIGH VACUUM, TEFLON® PROTECTED, LOW HOLD UP,METERING:Synthware GlassViton® O-rings on PTFE shaft are protected with precision Teflon®wipers. The plug has a machined-in integral PTFE tip O-ring to makethe primary seal. This design provides for an excellent vacuum tightseal without exposing any material other than Teflon® to chemicals. Withtwo 9mm O.D. sidearms bent to minimize hold up of liquids.
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