2ml clear chromatography vial manufacturer China-Aijiren HPLC Vials. 2ml Glass Vial - manufacturer, factory, supplier from Quzhou Lab Technology Co.,Ltd has been involved in the design and manufacture of Vials, Caps and Seals for Chromatography, we successfully developed various types of Autosampler vials specially used in HPLC,UPLC, GC and Headspace Chromatography.