Products Categories
| CAS No.: | 71086-78-7 |
|---|---|
| Name: | Helium |
| Molecular Structure: | |
|
|
|
| Formula: | He |
| Molecular Weight: | 4.0026 |
| Synonyms: | Helium-4; |
| EINECS: | 275-187-7 |
| Density: | g/cm3 |
| Melting Point: | -272.3℃ |
| Boiling Point: | °Cat760mmHg |
| Flash Point: | °C |