Lab Glass Valve, High Vacuum, Teflon Protected, 90° Metering,0~4mm

The glass portion has two sidearms sealed to the barrel at a 90°angle to one another.0-4mm high vacuum valve 90°(Teflon covered O-rings). Viton O-ring on PTFE shaft are protected with precision Teflon wipers.The plug has a machined-in integral PTFE tip O-ring to make...

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