Potassium aluminate

Potassium aluminate

Names
IUPAC name potassium aluminate
Identifiers
CAS Number	12003-63-3 Y
Properties
Chemical formula	K2Al2O4
Molar mass	196.157 g/mol
Solubility in water	very soluble
Vapor pressure	{{{value}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Potassium aluminate is an inorganic compound with the formula K₂Al₂O₄. It is used as a dyeing and printing mordant, as a paper sizing, as an accelerant in the setting of concrete.

Reactions

Potassium aluminate can be used to produce Potassium alum with Sulfuric acid in this reaction. K₂Al₂O₄ + 4 H₂SO₄ = 2 KAl(SO₄)₂ + 4 H₂O