1.Used to make paper, water purification 2.used as mordant, tanning agent, medicine astringent, wood preservative and so on Aluminum sulfate 1.Characters:content: 15.8%,16%,17%cas no:10043-01-3white falkes,or powderMolecular Formula:AL2(SO4)3Properties:There are two types, anhydrous aluminium sulphate and aluminium sulphate octadecahydrate.In normal condition, it is AL2(SO4)3.18H2O; AL2(SO4)3. ...