#Aluminum_Sulfate use for #Aluminum_Sulfate has many different uses in day-to-day life, as well as being used in several essential industries. Interesting uses of aluminum-sulfate around the house are in gardening. Because #aluminum_sulfate is extremely acidic, itâ??s sometimes added to very #alkaline soils to balance the pH for plants. When the #aluminum_sulfate comes into contact with water, it forms #aluminum_hydroxide and a much diluted sulfuric acid solution, which alters the soil acidity. All levels of crude #aluminum_sulfate can be used for water purification and water treatment ; #aluminum_sulfate used for purification cannot be produced by waste acid toxic substances.