Septa HT

Give Your GC the Seal of Approval

  • Reliably seal against the carrier gas pressure in the inlet.
  • Capable of being pierced and resealing time after time without pieces of the septa being deposited in the GC inlet system.
  • Does not contaminate or bleed material into the chromatographic system.

Features and benefits

  • Bleed and temperature optimized combined with outstanding mechanical properties for the highest temperature applications.
  • Retains softness and pierceability at high temperatures, and low injection port adhesion.
  • Blister packed to prevent absorption from the environment.

Recommended applications

Highest temperature applications.

Product specifications

Sizes available (mm): 6, 9, 9.5, 11, 11.5, 12.5, 17, plug.

  • Material: BTO silicone
  • Durability: Excellent
  • Resealing: Excellent
  • Solvent resistance: Excellent
  • Tear resistance: Good
  • Maximum injector temperature: 400°C, 330°C for 17 mm size


Please refer to the part number list for more items.