Fitkari

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Fitkari


Chemical NamePotassium Alum / Potash Alum
Molecular FormulaKAl(SO4)2·12H2O
AppearanceColorless or white crystalline solid
OdorOdorless
Density1.76–1.87 g/cm³
Melting Point92–93°C
SolubilitySoluble in water (approximately 10% at 20°C)
pH (in water solution)3.5–4.5
CrystallizationRegular octahedral crystals
Molar Mass474.39 g/mol
UseWater purification, cosmetics, and medicinal uses