Product Chinese Name: Helium

English name of product: Helium

CAS number: 7440-59-7

Product introduction: Helium gas is a rare gas with the molecular formula He. It is a colorless and odorless inert gas with inactive chemical properties, making it difficult to react with other substances in general. It is a substance that cannot be solidified under standard atmospheric pressure. Helium is mainly used as protective gas, working fluid of gas cooled nuclear reactor and cryogen. In addition, due to its lower density than air and stable properties, helium can also serve as a floating gas.