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