Red PTFE/White Silicone Septa, 11mm Crimp-Top Aluminum Cap, 5.5mm Centre Hole (CAT#: STEM-C-3141-ZJF)

Our 11mm aluminum crimp-top seals feature a larger opening to ensure accurate needle penetration. The 2ml vials are available in clear Type 1 Class A or amber Type 1 Class B borosilicate glass, each with a write-in patch for easy sample identification. The caps, made from high-quality lacquered aluminum, come in silver, red, and green. Designed for demanding GC procedures, the septa are constructed from high-quality silicone with PTFE layering, ensuring proper function and resealing capabilities. Compatible with leading autosampler brands such as Beckman, Shimadzu, and Varian.

Septa type: Red PTFE/white Silicone septa
Cap type: 11mm crimp-top aluminum cap
Centre hole: 5.5mm

11mm aluminum crimp top seals provide a larger opening for effective needle penetration.
2ml vials are made from Clear Type 1 Class A or Amber Type 1 Class B borosilicate glass, with write-in patches for sample labeling.
Caps are high-quality lacquered aluminum, 0.010" thick, available in silver, red, and green.
Septa are made of premium materials, pre-slit to assist needle penetration.
Constructed with 0.030" White Silicone between two 0.005" Red PTFE layers.
Ideal for demanding GC procedures, including trace analysis and longer injection cycles.
Ensures proper resealing, works well with blunt tip needles.

Pre-Slit Blue PTFE/White Silicone Septa, 11mm Red Snap-Top Cap, 6mm Centre Hole
White PTFE/Red Silicone Septa, 11mm Crimp-Top Aluminum Cap, 5.5mm Centre Hole
Pre-Slit White PTFE/Red Silicone Septa, 11mm Crimp-Top Aluminum Cap, 5.5mm Centre Hole
Pre-Slit Red PTFE/White Silicone Septa, 11mm Crimp-Top Aluminum Cap, 5.5mm Centre Hole