Clear vial with large writing patch for sample idification and white printed graduations in 0.5ml increments. 2ml Clear autosampler vial,12mm Diameter,32mm Height,9-425 screw top.Our vials with caps are widely used in standard HPLC and GC applications.The vials can be used on all common autosamplers due to their technical geometry, preferentially they are found on Aijiren, HTA, Shimadzu, Thermo, Varian, Aijiren Technology, etc.