Potassium alum, potash alum, tawas, or potassium aluminum sulfate is a chemical compound: the potassium double sulfate of aluminium. Its chemical formula is KAl(SO4)2 and it is commonly found in its dodecahydrate form as KAl(SO4)2.12(H2O). Alum is the common name for this chemical compound, given the nomenclature of potassium aluminum sulfate dode... Found on http://en.wikipedia.org/wiki/Potassium_alum
Synonym for aluminum potassium sulfate ... AlK(SO4)2;an astringent and styptic; also used in veterinary medicine for ulcerative stomatitis, leukorrhoea, and conjunctivitis. ... Synonym: potassium alum. ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973