Thermocouple Stabilizer for use with 1/2" diameter coated PT100 sensors. Glass filled PTFE 45/50 inner adapter has a 14mm compression fitting and an extension tube that extends below the joint to stabilize the probe when it is inserted into Chemglass 75 & 100L Reactors. The lower extension tube is removable. The side of the adapter is fitted with a hose barb for connection to an inert gas or vacuum.