Caps, Crimp Top, with 1.0mm thick, Red PTFE / White Silicone Rubber / Red PTFE Septa, fitted in aluminum, Silver Caps. For use with 11mm Crimp or Snap Top, 12x32mm autosampler vials. MicroSolv Brand. 100/PK.
This septa was designed for specific, older instruments such as Agilent 1050 and to provide extra cleaning when "wiping" a needle. Also provides a small degree of better resealing after injection compared to Silicone Rubber / PTFE Septa.