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Non-Stick BTO Septa

  • Usable to 400°C inlet temperature *)
  • New plasma coating eliminates sticking in the injection port
  • Precision molding ensures consistent, accurate fit
  • Partial predrilled CenterGuide design
  • Preconditioned and ready to use
  • Each batch GC-FID tested

Note: Due to differences in inlet design, the actual septum temperature for a given inlet setpoint can vary by manufacturer. Restek recommends using only BTO septa in Thermo TRACE and Focus GCs.

*) For 17 mm inlets, the maximum temperature for BTO septa is 330°C. For all injectors, minimum recommended operating temperature for BTO septa is 250°C

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