Premium Septa BTO

Septa BTO is bleed- and temperature-optimized for today's most demanding GC and GC/MS applications. Septa BTO is formulated to extend low-bleed and outstanding mechanical properties of premium GC septa to the highest-temperature applications. It retains remarkable softness and pierceability at high temperatures, with extremely low bleed. Septa are 3mm thick, except Shimadzu-Style plug septa, and are packaged in glass vials.

Note: Usable to 400°C inlet temperature. 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.

  • Extend low-bleed and temperature-optimized
  • Usable up to 400°C inlet temperature (except 17mm size with 330°C)
  • Thickness 3mm (except Shimadzu-style Septa)