Septa of Autosampler Vial is Drying. Aijiren uses Silicone and PTFE to produce Septa suitable for Autosampler Vial. Aijiren will compound PTFE and Silicone together in a binder-free compounding method. This Septa is softer and suitable for automatic injection needle puncture. Before laser cutting, there is a process, which is to dry in the