E le hore u utloisise aluminium sulfate, hoa hlokahala ho utloisisa litšebeliso tsa eona, ho kenyelletsa le foam ea mollo, ho hloekisa likhoerekhoere, ho hloekisa metsi le ho etsa pampiri.Mokhoa o sebelisoang ho hlahisa aluminium sulfate o kenyelletsa ho kopanya sulfuric acid le lintho tse ling, tse kang bauxite le cryolite.Ho ipapisitsoe le indasteri, e bitsoa alum kapa alum ea pampiri
Aluminium sulfate ke kristale e tšoeu kapa e tsoeu e tšoeu kapa phofo.Ha e fetohe kapa e cha.Ha e kopantsoe le metsi, pH ea eona e tlaase haholo, e ka chesa letlalo kapa ea senya litšepe, e qhibiliha ka metsing, 'me e ka boloka limolek'hule tsa metsi.Ha metsi a alkaline a eketsoa, e etsa aluminium hydroxide, Al (OH) 3, e le pula.E ka fumaneha ka tlhaho libakeng tse foqohang seretse se chesang kapa lithōle tsa litšila tsa merafong.