USPUSP-NF
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Helium
He Formula wt 4.00
 939 [7440-59-7] 206GF3GB41 helium

DESCRIPTION

Helium occurs as a colorless gas that is not combustible and does not support combustion. It is very slightly soluble in water. One L of the gas weighs about 180 mg at 0° and 760 mm Hg.

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