General Purpose Septa Economy Blue Silicone Soft - easy to penetrate Maximum temperature of 250°C Designed for non-demanding, routine applications. Durometer rating of 40 - 45. Suitable for 90% of all GC analyses.

High-performance GC Septa for autosampler use Outstanding lifetime Very low bleed Maximum temperature of 350°C Septum typically achieves 400 injections without failure when used with HP-style needles and autosampler needle guide. Soft, 45 Durometer, septa are easy on…

For removing small pieces of septa lodged in the threads and corners of the septum cap or injection port and other small cleaning jobs.