Usable to 350°C inlet temperature (except 17 mm inlets max temp 300°C) New plasma coating eliminates sticking in injection port Precision molding ensures consistent, accurate fit Septa have a CenterGuide design to minimize coring (Not available on Shimadzu plug, 6, 7, 8, 9.5, and 10 mm) 5 mm septa partially predrilled for improved puncturability Preconditioned and ready to use Packaged in ultra-clean blister packs Each batch GC-FID tested Note: Due to differences in inlet design, actual septum temp for a given inlet set point can vary by manufacturer Recommended using only BTO septa in older Thermo TRACE and Focus GCs Does not apply for Thermo TRACE 1300/1310 GCs Septa can be used only to max recommended temp