Noble gases
Noble gases are used in several important industrial applications such as lighting, welding, and space exploration.
The range of noble gas standards provided by NPL is shown in the table below:
| Component | Matrix gas | Amount fraction range | |
| From | To | ||
| Helium | Nitrogen, air or oxygen | 500 nmol/mol | 500 μmol/mol |
| Neon | Nitrogen, air or oxygen | 500 nmol/mol | 500 μmol/mol |
| Argon | Nitrogen | 500 nmol/mol | 500 μmol/mol |
| Krypton | Nitrogen, air or oxygen | 500 nmol/mol | 500 μmol/mol |
Contact
Please email gases@npl.co.uk or telephone Customer Services on +44 20 8943 6151.
Last Updated: 22 Sep 2016
Created: 24 Sep 2013
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