• Aluminium sulfate - Wikipedia

    Molar mass: 342.15 g/mol (anhydrous) 666.44 g/mol (octadecahydrate) ... Aluminium sulfate is used in water purification and as a mordant in dyeing and textiles.

  • Potassium alum - Wikipedia

    Potassium alum, potash alum, or potassium aluminium sulfate is a chemical compound: ... friable mass, which is known as "burnt alum". It fuses at 92 °C ...