Aijiren’s 8mm, 9mm, and 10mm HPLC Vial are all popular products purchased by customers. 2ml Amber Glass Vials for HPLC Autosampler from Aijiren Aijiren is a manufacturer of 2ml Autosampler Vials for HPLC.Since 2007,we have been providing chromatography consumable for more than 10 years.