AdditivesE521 - Aluminium sodium sulphate
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E521 - Aluminium sodium sulphate
Open Food Facts additive identifier: en:e521
Vegan
Yes
Vegetarian
Yes
Risk Level
Unknown
Description
Sodium aluminium sulfate is the inorganic compound with the chemical formula NaAl(SO4)2·12H2O (sometimes written Na2SO4·Al2(SO4)3·24H2O). Also known as soda alum, sodium alum, or SAS, this white solid is used in the manufacture of baking powder and as a food additive.