. PTFE/Silicone vial septa are available with a slit which provides a secure seal and also allows for easy penetration of the autosampler needle.. For use with most organic solvents. Even though the PTFE is pierced, septa will still have the silicone
Vial septa are available in a variety of materials. Septa, PTFE/Silicone (septum diam. x total thickness x PTFE thickness 18 mm x 0.060 in. x 2 mil) are compatible with large amber screw top 30 mL and 60 mL bottle caps. They are suitable for use with
Vial septa are available in a variety of materials. Septa, PTFE/Silicone (septum diam. x thickness 22 mm x 0.100 in.) are compatible with a large amber screw top 240 mL bottle caps. They are suitable for use with most organics (until pierced) and are