Caps, Crimp Top, with Soft-Guard, White Silicone / Red PTFE Septa, fitted in aluminum, Silver Caps. For use with 11mm Crimp or Snap Top, 12x32mm autosampler vials. Soft-Guard Brand. 100/PK.
Soft-Guard™ Septa provide easier penetration of autosampler needles and better resealing than other brands, for longer instrument up-time and fewer missed injections.
Excellent for HPLC when Crimp Caps are required.