118-76-3 13021-40-4 5-Cyclohexene-1,2,3,4-tetrone, 5,6-dihydroxy-, dipotassium salt Dipotassium rhodizonate Disodium 3,4,5,6-tetraoxocyclohexene-1,2-diolate EINECS 235-881-2 NSC 82955 Potassium rhodizonate RH