Product information

Nitrogen in 3.0 Grade has 99.9% purity. This product is delivered in a 50 litre cylinder. Product does not come with a certificate to confirm its purity. An inert gas, it is normally used for purging and blanketing applications. Beware of asphyxiation hazards when using the gas.


  • Nitrogen is a colourless, odourless and tasteless
  • Non-combustible and non-toxic
  • Slightly lighter than air and it's an inert gas
  • Nitrogen is well suited for purging or flushing cargo tanks and pipelines of residual gases and vapours prior to loading cargo or doing maintenance
  • It is also used as a 'blanket' on top of several types of cargoes to prevent reactions with oxygen from atmospheric air.
  • The filling pressure is lower in some locations than the normal 200 bar due to local rules and regulations that limit filling pressure.
  • Nitrogen 3.0 means > 99.9% pure and the impurities: Water (H2O) < 1000 ppm and Oxygen (O2) < 1000 ppm.


  • Perfectly suited for purging, inerting / blanketing
  • For your safety, the product is delivered in a Unitor exchange cylinder complete with barcode and unique cylinder serial number
  • We trace and track all cylinders using our system to give you peace of mind
  • We offer global availability through our Global Exchange Programme.


Safety Data Sheet (SDS)