Thermo Scientific Low Bleed Septum, Silicone, BTO – 11.5 mm, 50-pk

The Thermo Scientific Low Bleed Silicone Septum is engineered for demanding chromatography applications where baseline stability and sample integrity are critical. Featuring BTO (Bleed and Temperature Optimized) technology, these 11.5 mm septa deliver exceptional performance in GC and GC-MS analyses by minimizing background interference and ensuring consistent, reliable injections across multiple piercing cycles.

• Low Bleed Formula: BTO silicone construction significantly reduces septum bleed, ensuring cleaner baselines and improved detection limits
• Diameter: 11.5 mm – compatible with standard chromatography vial caps and injection port configurations
• High Temperature Tolerance: Optimized for elevated operating temperatures commonly used in GC applications
• Excellent Resealing Properties: Maintains seal integrity through multiple needle punctures, reducing coring and contamination risks
• Quantity: 50 septa per package for cost-effective laboratory inventory management
• SKU: 31303230