Certified Verex Vials for Chromatography Applications - Phenomenex. High Quality Glass HPLC, GC, and Autosampler Vials to Meet Your Needs. Verex HPLC, GC, and Verex Vial, 10mm Screw Top, 2mL, Amber 51 Vial, w/ Patch. Vials with ptfe caps | Sigma-Aldrich. Results 1 - 30 of 52 volume 2 mL, clear glass vial (standard opening - 4.6 mm),