N2 Dewars

Learn more about our Dewar bottles

What is a Dewar?

A dewar is a container for liquid Nitrogen or N2. The name is a trade mark of the first liquid container producer.

Laboratory N2 Nitrogen gas in bundles of bottles


Content Length Width Height Total weight Bar Vol.
12 bottles (45l) 1050 800 1840 +/- 1000 kg 150 80 m3
12 bottles (45l) 1050 800 1840 +/- 1000 kg 200 108 m3
12 bottles (50l) 1050 800 1990 +/- 1200 kg 200 120 m3

Learn more about our bundles of bottles

Nitrogen liquid in bulk
Brussels next day delivery

Cylinder identification
Color (according to NBN-EN 1089):

the warhead is painted black RAL 9005
the cylinder is painted in dark gray RAL 7031
Faucet connection: G 5/8 “- straight / external (NBN226 / DIN477)

Material of the tap: brass

Identification: ISO sticker with ADR data and H- and P- phrases according to PCL

Liquid Nitrogen Dewar

Equipment
The piping systems are related to the pressure and the product so that, in accordance with the standards and the legislation in force, competent persons must take charge of the project.

Each gas with its purity requirements requires appropriate specific materials. For each application, the appropriate materials can be supplied such as: pressure reducers, flow meters, filters, closing valves, manometers …

Quality specification
Gas bottles or gas cylinder
Denomination N2 (vol%) H2O vol. ppm O2 + Ar vol. % O2 vol. ppm CO2 vol. ppm CnHm vol. ppm
2.5 ind. ≥ 99.5 ≤ 50 ≤ 0.5 – – –
5.0 (food grade) * ≥ 99.999 ≤ 1 – ≤ 5 ≤ 1 ≤ 1

  • cylinders with sticker marking 5.0 (food grade)

Bulk (liquid, refrigerated)
Denomination N2 (vol%) H2O vol. ppm O2 + Ar vol. % O2 vol. ppm CO2 vol. ppm CnHm vol. ppm
4.5 ≥ 99,995 View specifications file (on request) See specifications sheet (to request) See specification sheet (to request) See specification sheet (to request) See specification sheet ((See Specification sheet) on demand)
Transport and storage in insulated vacuum containers (thermos)

Security Information
See Safety Data Sheet (SDS) No: 089A (Nitrogen gas) at B (liquid nitrogen, refrigerated).

Our mission
There are dozens of gas type and gas mixture for various applications in the industrial, medical or food sectors. We also offer a wide range of dry ice for cooling and freezing techniques. As one of our original activities we also have a full range of welding equipment from all major brands.