Kaliumalum
Kaliumalum is a common name for potassium aluminum sulfate, a double sulfate salt with the chemical formula KAl(SO4)2. It is also known as alum or burnt alum, though the latter term can also refer to the anhydrous form. Kaliumalum is a hydrated salt, typically existing as the dodecahydrate, KAl(SO4)2·12H2O. It appears as colorless crystals or a white powder and is soluble in water.
Historically, kaliumalum has been utilized for various purposes. It was used in dyeing as a mordant, helping