Hot sale 2ml hplc vials and caps from Aijiren-Micro. High quality 2ml hplc vials with caps from Aijiren. Aijiren supplier 9mm hplc vials with caps in cheap price. AppliionSuitable for 8-425, 9mm, 10-425, 1-4mL Autosampler Vials for HPLC, UPLC, GC 16mm, 25mm Test Tubes for Water Analysis 6-20mL GC