Igama lemveliso:IAluminiyam Sulfate Octadecahydrate
Ifomula yemolekyuli:I-AI2(S04)3 18H2O
Ubunzima bemolekyuli:666.43
Imbonakalo:Ikristale emhlophe, igranule okanye umgubo.Kwi-86.5 ° C, inxalenye yamanzi e-crystallization ilahlekile, yenza umgubo omhlophe.Ibola ibe yi-aluminiyam oxide malunga ne-600°C.I-soluble emanzini, iphantse ingabikho kwi-ethanol, isisombululo si-acidic.