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Thermal Desorption Unit Tubes
Thermal Desorption Unit Tubes
TDU Tubes






High-quality thermal desorption tubes by Markes International. These sorbent tubes are suitable for ppt to ppm concentrations of volatile organic compounds (VOCs) in ambient, indoor, and industrial hygiene environments. Available in both stainless steel and glass (for thermally labile VOCs), they fit Markes ULTRA-UNITY™, PerkinElmer, and Shimadzu thermal desorbers. Packed tubes come with a report detailing the total mass of sorbent in the tube; conditioned tubes also include a blank chromatogram.
Method Applications
US EPA TO-17
ASTM D6196
NIOSH 2549
DIN EN ISO 16017
Dimensions: 1/4″ OD x 3 1/2″ long