In chemistry|lang=en terms the difference between disulphate and disulphane

is that disulphate is (chemistry) an acid salt of sulphuric acid, having only one equivalent of base to two of the acid while disulphane is (chemistry).

As nouns the difference between disulphate and disulphane

is that disulphate is (chemistry) a salt or ester of disulphuric acid or pyrosulphuric acid; a pyrosulphate while disulphane is (chemistry).