Helium
| Product Information | |
|---|---|
| Product Number: | AX-22NC |
| Product Name: | Helium |
| CAS: | 7440-59-7 |
| MW: | 4.0026 |
| Synonyms: | Atomichelium; Helium-4; o-Helium; p-Helium |
| EINECS: | 231-168-5 |
| Density: | 0.1785£¨0¡æ£© |
| Melting Point: | -272.2 ℃(lit.) |
| Boiling Point: | -268.934 ℃(lit.) |
| Flash Point: | none |
| Solubility: | Soluble in water 0.86 ml/100 ml at 20ºC |
| Risk Codes: | 9 |
| Transport Information:: | UN 1046 |