Aijiren 13-425 glass vials with screw cap are customized products based on your experimental requirements for vial types, writing areas, logos and other individual parameters. Aijiren 13-425 glass vials with screw cap is fully compatible with SHIMADZU autosamplers. Compared to crimp top vials, 13-425 glass vial with screw cap can easily tighten the lid without the help of a tool. Polypropylene threaded cap with PTFE septa, can form a good seal on the vial, improve work efficiency.