1.5 ml screw topped glass autosampler vials are available in a variety of neck finishes and opening diameters. Large mouth or wide ID vials have approximately a 40% wider mouth opening than standard opening vials. The large opening reduces the risk of bent autosampler needles during sampling.
It should allow the vials to warm gradually. To warm glass vials should avoid drastic changes in temperature.It is not recommended to use a water bath, hot water tank, oven or other hot source to warm the glass vials. It is most reasonable to defrost the glass vial slowly through heat conduction at room temperature. 1.5 ml screw topped glass autosampler vials whose temperature is below -20C should be put in the refrigerator from -4C to 0C first, which reduces the risk of damage.
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So if there have some requirement about the 1.5 ml screw topped glass autosampler vials or other chromatography consumables,please contact with us !