9mm R.A.M.™ Ribbed Cap, Royal Blue, Clear PTFE/Blue Silicone Septa w/Slit, Ultra Low Bleed

9mm R.A.M.™ Screw Thread Closure is lined using a LCMS high-purity septa. This septa is ideal for very sensitive applications such as Mass Spec or when multiple injections are required. Our Ultra Low Bleed Septa eliminates particulates with no interfering peeks.