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Product name: Aluminium Sulphate or Aluminum Sulfate
Shape: Flakes or Granular or Powder.
CAS No.: 10043-01-3
Molecular Formula: Al2(SO4)3
Appearance: It is white or grey flake, particle or massive crystallization.
Apt to cake after moisture absorption when laid in air for a long time.A little green because of Fe2+ ,yellow when Fe2+ is oxided to Fe3+.Soluble in water easily,and water solution is acid.
Aluminum sulfate can be produced by pressurized reaction of bauxite and sulfuric acid, or by decomposition of alumite, kaolin and alumina-containing silicon raw materials with sulfuric acid. Aluminum sulfate can also be prepared by putting aluminum hydroxide (Al (OH) 3) into sulfuric acid (H2SO4). Aluminum sulfate is white glossy crystals, granules or powder, sweet, stable in the air.
In the paper industry, aluminum sulfate is used as a precipitating agent for rosin gum, wax emulsion, etc., as a flocculant in water treatment, and as a retention agent for foam fire extinguishers. It is a raw material for manufacturing alum and aluminum white. Raw materials for certain medicines. It can also manufacture artificial gems and high-grade ammonium alum.