1.Paper making industry used as paper sizing agents,to enhance paper water--resistant 2. Soluble in water can make tiny particles and natural colloidal particles condensed into large floc, thus remove them from, therefore, used for water and wastewater coagulants. 3. Used for the cleaning agent, also used as a precipitating agent fixing agent filling agent. 4. Fire industry, with baking soda and foaming agent composition foam extinguishing agent. 5. Analysis reagent, mordant, tanning agent, oil decoloring agent, wood preservative. 6. For raw materials, used in the manufacture of artificial stone and senior aluminium ammonium sulfate, other aluminate.
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