HELIUM
New specifications prepared at the 53rd JECFA (1999) and published in FNP 52 Add 7 (1999).
SYNONYMS INS No. 939
DEFINITION
Chemical name Helium
C.A.S. number 7440-59-7
Chemical formula He
Formula weight 4.0
Assay Not less than 99.0% by volume
DESCRIPTION Colourless and odourless gas
FUNCTIONAL USES Processing aid
