Revision history of "Phosphate, etc. with additional anions, without H2O, With only large cations, (OH, etc.):RO4 = 0.33:1" (Q161979)
From geokb
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.