Certified borosilie glass gc headspace vials for Chromatography Vials Aijiren DescriptionStandard glass or plastic vials for GC and HPLC, micro-inserts, closures and kits. Can be used universally on almost all autosamplers, preferred type ,548-2125EA,548-2121EA,548-8011EA,548-0028EA,548-0912EA,548