Used in water purification and wastewater treatment as a coagulant to remove suspended particles and impurities by forming flocs that trap contaminants, clarifying water effectively.

Employed in the preparation of dyes and pigments as a mordant, helping fix colors to fabrics during textile processing.

Found in antiperspirants, deodorants, and toothpaste due to its astringent and antibacterial properties, which reduce sweat gland activity and inhibit odor-causing bacteria.

Used in small amounts as a food additive, serving as a firming agent in pickles and baked goods to maintain texture, or as a water conditioner in food processing, strictly controlled for safety.

Applied in leather tanning as an astringent to prevent shrinkage during processing.

Utilized in the production of fireproofing materials and in the manufacturing of other aluminum compounds.

Also applied in laboratory settings for crystal growing experiments, qualitative inorganic analysis, and precipitating proteins or large biomolecules.