https://www.heyigasglobal.com/products/aluminum-sulfate/ Aluminum Sulfate Aluminum sulfate bulk is mainly used as papermaking sizing agent and flocculant for drinking water, industrial water and wastewater treatment. It is also a raw material for the production of artificial gemstones and other aluminum salts, such as ammonia alum, potassium alum, and refined aluminum sulfate. In addition, aluminum sulfate is also widely used in the production of clarifiers, petroleum deodorizing and decolorizing agents, concrete waterproofing agents, titanium dioxide post-film treatment and catalyst carriers.