How to Diagnose GC Septum Bleed Contamination Sources: Could it be Your Vial Cap?

Published By: Restek Corporation

Year of Publication: 2018


Abstract: In gas chromatography, septum bleed is often attributed to the inlet septum, but the vial cap septum can also be a source. Fortunately, it’s easy to determine which septum is causing the problem and by identifying it so you can avoid the time and trouble of unnecessary inlet maintenance. Read on to learn how to identify vial cap septum bleed and also how to choose a GC septum that will reduce the problem.