Sodium alum
Compounds
Sodium aluminium sulfate is the inorganic compound with the chemical formula NaAl(SO₄)₂·12H₂O. 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. Its official mineral... Wikipedia
Formula: NaAl(SO4)2·12H2O
Molar mass: 458.28 g/mol
Melting point: 141.8°F (61°C)
Density: 1.68 g/cm³
Coordination geometry: Octahedral (Na+); Octahedral (Al3+)
Crystal structure: Cubic, cP96
Flash point: non-flammable