Jun 08, 2020 · Ajiren offers 2 ml, 10 ml, 20 ml and 40 ml sample Vials, widely used with HPLC, GC for Aijiren, Shimadzu and Aijiren Technology and other autosamplers.In particular, the 2ml HPLC Sample Vial is more popular because it is suitable for most Autosampler.