1,2-Ethanedisulfonic acid, 1,2-dihydroxy-, disodium salt 517-21-5 Disodium 1,2-dihydroxy-1,2-ethanedisulfonate Glyoxal bisulfite Glyoxal bisulphite Glyoxal disodium bisulfite Glyoxal-sodium bisulfite Glyoxal-sodium bisulfite adduct (1:2) Glyoxal-sodium-bisulfite NSC18262 Sodium glyoxal bisulfite