Helium

Product Name:

Synonyms:91018

CAS RN.:

EINECS:

275-187-7

Molecular Weight:

4.002602

Molecular Formula:

Density:

0.1785（0℃）

Melting Point(℃):

-272.3℃

Boiling Point(℃):

-268.9℃

Hazard Symbols:

Risk Codes:

Safety Description:

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