Cr2(SO4)3 + 6H2O → H2[Cr2(H2O)4(SO4)3(OH)2]
Chromium(III) sulfate react with water to produce dihydroxotrisulfatotetraaquadichromate(III) hydrogen. Chromium(III) sulfate - concentrated solution. The reaction takes place in a boiling solution. This reaction takes place slowly.