HS Code. 70109090. Product Description. 2ml HPLC and GC Glass Vials with Crimp and Screw Finish. Product Description. 1.1.5ml glas vials with crimp finish and screw finish of 8-425, 9-425, 10-425, clear and amber,used for HPLC and GC. 2.We can produce according to customers' specifications and do. printing on the vials.