A high purity PTFE coated silicone septum for use with DURAN® GL 45 open top screw caps and all sises of DURAN® GL 45 laboratory bottles. Can be used for sampling using a syringe and a needle.

• Soft silicone rubber for easy needle penetration and resealability
• Manufactured from high purity, Platinum catalysed silicone rubber
• High quality PTFE film reduces the risk of solvent contamination
• Wide temperature usage range from – 50 up to + 180°C
• Suitable for autoclaving and dry heat sterilisation

Applications: Liquid transfer from HPLC solvent bottles, aseptic reagent delivery or culture sampling using a syringe and a needle, reservoir cap for supplying lab instruments.