China 2ml Clear Glass Vial with Cap Septa - China Glass . 2 ml 9-425 Shorter Screw Thread Vials with caps and septa ND9 Wider Opening 1.The vials can be used on all common autosamplers ,preferentially they are found on HTA,Shimadzu,Thermo,Varian,Waters,etc. 2. 2ml ,12*32mm vials are manufactured of Clear