hydrate aluminium sulfate aluminium sulfate octadecahydrate 666.008 666.42600 A hydrate resulting from the the formal combination of anhydrous aluminium sulfate with approximately 18 mol eq. of water. The commercial product usually contains 5-10% less water than theory. It is one of the commonest hydrates of aluminium sulfate. AMVQGJHFDJVOOB-UHFFFAOYSA-H Al2(SO4)3.18H2O Al2H36O30S3 CAS:7784-31-8 CHEBI:74779 InChI=1S/2Al.3H2O4S.18H2O/c;;3*1-5(2,3)4;;;;;;;;;;;;;;;;;;/h;;3*(H2,1,2,3,4);18*1H2/q2*+3;;;;;;;;;;;;;;;;;;;;;/p-6 O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O Reaxys:14744192 aluminium sulfate--water (1/18) aluminium sulfate.18H2O aluminium(III) sulfate octadecahydrate aluminum sulfate.18H2O aluminum(III) sulfate octadecahydrate cake alum cake alum octadecahydrate chebi_ontology dialuminium sulfate octadecahydrate dialuminum sulfate octadecahydrate patent alum