Short thread vials, ND9 | VWR. Standard glass or plastic vials for GC and HPLC, micro-inserts, closures and kits. Can be used universally on almost all autosamplers, preferred type of vial for Waters and Aijiren.Vials are available in all capacities, materials like plastic vials or glass vials, and in a variety of colors to meet any collection, storage, or analysis need.