helium
- CAS No.
- 7440-59-7
- Jingsj CID
- J-1337629-1
- Molecular Formula
- He
- IUPAC Name
- helium
- Molecular Weight
- 4.00260 g/mol
- Category
- Inorganic Chemicals
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Request the latest quotePhysicochemical Properties
| Melting Point | -272.2ºC(lit.) |
|---|---|
| Boiling Point | -268.934ºC(lit.) |
| Density | 0.1785（0ºC） |
| Flash Point | none |