The scoop on Liquid Nitrogen Dewars in Southern California

Liquid Nitrogen is a colorless, odorless, noncorrosive and nonflammable cryogenic liquid that has the same properties as the specialty gas Nitrogen. Because liquid nitrogen is non-eroding, special materials for container structure is not necessary. Due to this, liquid nitrogen can be stored in many different types of containers. Liquid Nitrogen is distributed in varying varieties of containers, [which depends on|depending on|considering]11] the volume the buyer would like to receive.

Dewars are one of the various types of vessels utilized for liquid nitrogen. They can range in volume from 5 to 200 liters. Some of the features of dewars include:


  • A pressure type liquid level gauge
  • Full tricock valve
  • Various relief devices
  • Lining to for thermal efficiency


These characteristics tend to make the vessels safer and user-friendly.

There are a few differences in some dewars, for example portable dewars must have a strong construction and casters and are meant for low-pressure transport. Included with many dewars is a loose-fitting dust cap over the outlet to prevent moisture from the atmosphere from plugging the neck. This also allows the gas generated from the vaporized liquid to escape.

WestAir Specialty Gases and Equipment has a product line of liquid nitrogen dewars to efficiently transport and maintain liquid nitrogen and other cryogenic products. To learn more on how you can acquire this and other equipment in Southern California contact WestAir Specialty Gases and Equipment today.