Dec 21, 2013 · 9 mm Screw Top Clear Glass Vial with PTFE/Silicone Septa, 100/pk These autosampler vial, cap and septa kits make it surprisingly simple to re-stock your laboratory. 2ml Clear Glass Screw Top 8-425 Thread Vials – Aijiren Pre-assembled with cap and septa into use to save your time. Precise bottle neck size ensure autosampler handle correctly.