Ace Glass 12186-14 Thermocouple Sensor Needle Tip Stainless Steel J-Kem J Type 3.5"

Needle tip, 17 gauge thermocouple sensors for measurement and control of very small volumes and in small systems. Actual temperature measure is at first 2mm of the probe and must have liquid contact for accurate readings. Maybe inserted through rubber septa #9107, 9106 for air- tight seal. Come with 72in PTFE wire extension.