Thermo™ 20mm Crimp Cap, Beige PTFE/White Silicone, 100-pk

The Thermo™ 20mm Crimp Cap with beige PTFE/white silicone septa delivers reliable sample containment and superior chemical resistance for chromatography and analytical laboratory applications. Designed for use with standard 20mm crimp-top vials, these caps provide an excellent seal for GC headspace analysis, sample storage, and automated sampling systems where consistent septum performance and low extractables are critical to maintaining data integrity.

• Septa Material: Beige PTFE/white silicone composite for optimal chemical inertness and resealing capabilities
• Cap Size: 20mm diameter, compatible with standard crimp-top headspace vials
• Closure Type: Crimp seal for secure, leak-proof sample containment
• Chemical Resistance: PTFE layer provides excellent resistance to solvents and aggressive chemicals
• Package Quantity: 100 caps per pack for laboratory convenience and inventory efficiency
• SKU: 6ACC20-ST1