Potassium alum
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Potassium alum, potash alum, or potassium aluminium sulfate is a chemical compound defined as the double sulfate of potassium and aluminium, with chemical formula KAl2. It is commonly encountered as t
Potassium alum
Octahedral potassium alum crystal with unequal distribution of the face area
An ammonium alum block sold as an astringent in pharmacies in India (where it is widely known as "Fitkiri" (Bengali), "Fitkari" (Hindi)
Alum
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An alum is a type of chemical compound, usually a hydrated double sulfate salt of aluminium with the general formula XAl2·12H2O, such that X is a monovalent cation such as potassium or ammonium. By it
Potassium alum
…solution with space group Pa3 and lattice parameter of 12.18 Å. The compound is the most important member of the generic class of compounds called alums, and is often called simply alum. Potassium alum is commonly used in water purification, leather tanning, dyeing, fireproof textiles, and baking powder…
Crystal of potassium alum, KAl(SO4)2·12H2O
Tawas (powdered alum crystals), a traditional scent-less deodorant for underarm and feet odor in the Philippines and most of Island Southeast Asia
Chrome alum crystal