Quality GC septa for all applications. The low bleed BTO septa are ideal for MS applications and have excellent mechanical properties. The TR-Green septa have a long injection lifetime and low injection port adhesion.

• Variety of materials and temperature limits for all applications
• For use in Thermo Scientific™ TRACE™ and FOCUS™ GCs and instruments from other manufacturers
• Contaminant-free in individual blister packs

Made of low-bleed silicone, these septa have excellent mechanical properties, are ideal for demanding GC-MS applications, and may be used reliably up to 400 °C.