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aluminum hydroxide

chemical compound

Quick Summary

Aluminum hydroxide, with the chemical formula Al(OH)3, is a compound of aluminum. It is used in various industrial applications, including waterproofing fabrics and producing other aluminum compounds like aluminates. It is also a component in some antacids, used to neutralize stomach acid and relieve discomfort from indigestion or gastritis.12

Aluminum hydroxide can exist in hydrous forms with one or three water molecules, and in crystalline phases known as alpha and beta. The alpha variety is more common and occurs in bauxite. Aluminum trihydroxide is a raw material for manufacturing petroleum catalysts, plastics, rubber goods, paper, glass, enamels, adhesives, varnishes, and toothpastes.3

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