Alum

Alum is a group of hydrated double salts, commonly known as potassium aluminum sulfate, widely used for its excellent coagulating, purifying, and astringent properties. It is commonly used in water treatment to clarify water by helping suspended particles settle, making it cleaner and safer. Alum is also used in personal care products, pharmaceuticals, and food processing due to its ability to tighten tissues and preserve freshness. Alum is valued for its effectiveness in purification, antiseptic applications, and industrial processes. It is used in dyeing, leather processing, and paper manufacturing to improve quality and stability. Due to its versatility, affordability, and reliable performance, Alum remains an essential compound in both domestic and industrial applications.