Torticollis headspace sample vial, 10mL or 20mL volume, flat-bottomed or round-bottomed 20mm crimp top vial cap to ensure consistent safety sealing. 20mm crimp top sample vials and headspace vials with a tube diameter of 22.5 are currently the most common specifications for gas phase injection vials on the market. They can be sealed with special tools to achieve a better sealing effect. The lid is made of aluminum cap, which is especially suitable for laboratory use. At the same time, part of the bottom of the vial is designed with a round bottom, so that it has a flat bottom placement function and a certain degree of compatibility with automatic sampling equipment.
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