Thermal desorption unit (TDU)
Provide a variety of adsorbents for adsorbing a wide range of volatile organic compounds.
It is best to use glass tubes for or samples.
Choose stainless steel pipes for active or passive sampling, without the need for pumps, and use diffusion caps for passive sampling.
Each tube is engraved with a unique serial number for easy identification of samples within the tube.
Powerful barcode - the most reliable "Code 128" format - used for recording and tracking on pipe walls.
Each tube has an arrow indicating the direction of flow, reducing errors during use.
Sampling can be done without the need for processing or pre-processing. The pipe can be reused.
The thermal desorption tube has excellent thermal desorption performance, and the adsorbent is suitable for collecting ppt ppm level VOC samples in ambient air, indoor air, and industrial hygiene locations. We can provide two materials: stainless steel or glass (suitable for VOCs that are thermally unstable), suitable for thermal analyzers from brands such as ULTRA-UNITY, PE, or Shimadzu. Provide the total mass of the adsorbent inside the tube and the blank chromatogram of the activated tube.
Thermal analysis tube adsorbent |
application |
Tenax TA |
C6/7-C26 |
graphitic carbon |
C5/6-C14 |
Tenax CR/Carbopack B |
n-C5/6-n-C20 |
Carbopack B/Carbosieve SIII |
n-C2/-n-C12/14 |
Tenax TA /Graphitized Carbon/Carboxen 1000 |
C2/3-C20 |
Carbopack C/Carbopack B/Carbosieve SIII |
n-C2/3-n-C16/20 |
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