1.5 ml 4 ml chromatography autosampler vial. 1-4ml sample vial are widely used in chromatographic analysis. 1-4ml chromatography autosample vial include screw top vial, snap-top vial and crimp-top vial. Those vial can be used for Waters, Shimadzu, Thermo Fisher, Scientifific, DIONEX, Techcomp, Varian. Get Price.