The caliber of 10mm 2ml Screw Vial is 10mm, and the neck is long threaded. The specification of 10mm 2ml hplc vial is 11.6*32mm, and the glass type is only 5.0type. Customers can also choose 10mm 2ml hplc vial with white label area. The color of 10mm pp cap is only black, which can be put into micro-insert for precious and rare reagent samples.