Product information

This product supersedes product no: L36032

High Purity Helium, 5.0 grade, has a purity of 99.999% and comes with a Certificate to confirm its purity. This grade is typically required for use in gas chromatography applications as a carrier gas.


  • Helium is colourless, odourless, inert gaseous element occurring in natural gas.
  • It is approximately 7 times lighter than air.
  • Non-combustible and non-toxic.
  • Helium 5.0 means > 99.999% pure and the impurities: Water (H2O) < 5 ppm and Oxygen (O2) < 5 ppm.


  • Purity suitable for use as carrier gas in gas chromatographs
  • 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)