ALUMINUM POTASSIUM SULFATE

• CAT Number: M122047
• CAS Number: 10043-67-1
• Molecular Formula: AlK(SO4)2· 12 H2O
• Molecular Weight: 258.19
• Purity: ≥95%
• Storage: -20°C
• IUPAC Name: aluminum;potassium;disulfate
• InChI: InChI=1S/Al.K.2H2O4S/c;;2*1-5(2,3)4/h;;2*(H2,1,2,3,4)/q+3;+1;;/p-4
• InChIKey: GRLPQNLYRHEGIJ-UHFFFAOYSA-J
• SMILES: [O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Al+3].[K+]

Aluminum potassium sulfate（Cat No.:M122047） commonly referred to as alum, is a chemical compound with various applications. It is a double salt formed by combining aluminum sulfate and potassium sulfate. Historically, alum has been used in water purification, dyeing, and tanning due to its ability to clarify water and fix dyes. In modern times, it finds use in industries like papermaking and food as a firming agent. Additionally, alum has been employed in traditional medicine and cosmetics. Its diverse roles in different fields highlight its significance as a versatile compound with a rich history of practical applications.