All too often, TD tubes are conditioned in the TD-GC system. Over time this is an expensive use of the analytical system, and also contributes to the overall wear on the system.
Markes TC-20 is a thermal conditioner for TD tubes of any brand. It liberates analytical time on the GC system and it ensures a uniform purification of your TD tubes. It also saves expensive Helium as the purification is equally well done with pure N2.