Toraidhean
Helium dealanach
| Nì | Seilbh Theicnigeach |
| Helium àrd-ghlanachd | |
| Purrachd Helium He (bloigh meud)/10-2≥ | 99.999 |
| Susbaint Neon (Ne) (bloigh meud)/10-6≤ | 4 |
| Haidridean (H2) susbaint (bloigh meud)/10-6 ≤ | 1 |
| Ogsaidean (O2) susbaint (bloigh meud)/10-6 ≤ | 1 |
| Susbaint argon (Ar) (bloigh meud)/10-6 ≤ | |
| Nìtrigin (N2) susbaint (bloigh meud)/10-6 ≤ | 2 |
| Susbaint charboin monocsaid (CO) (bloigh meud)/10-6≤ | 0.5 |
| Carbon dà-ogsaid (CO2) susbaint (bloigh meud)/10-6≤ | 0.5 |
| Meatán (CH4) susbaint (bloigh meud)/10-6≤ | 0.5 |
| Uisge H2Susbaint O (bloigh meud)/10-6≤ | 3 |
| Susbaint iomlan na h-iris/10-6≤ | 10 |
Sgrìobh do theachdaireachd an seo agus cuir thugainn i
