HPLC Vials,Autosampler Vials, 2ml Vials 1.5ml Clear Glass Vial Exporter--Aijiren Vials for HPLC/GC 3mm vial introduction: This type of sample vial can be divided into two types according to different materials, one is domestic borosilicate, and the other is imported first-class hydrolyzed glass, which can meet the needs of customers at different levels.