28048-33-1 3-(2-Pyridyl)-5,6-di(4-phenylsulfonic acid)-1,2,4-triazine, disodium salt 4,4'-(3-(2-Pyridinyl)-1,2,4-triazine-5,6-diyl)bis-benzenesulfonic acid, disodium salt 4,4'-(3-(2-Pyridinyl)-1,2,4-triazine-5,6-diyl)bis-benzenesulfonic acid,disodium salt 4,4'-(3-(2-Pyridyl)-triazine-5,6-diyl)dibenzenesulfonic acid disodium salt 69898-45-9 Benzenesulfonic acid, 4,4'-(3-(2-pyridinyl)-1,2,4-triazine-5,6-diyl)bis-, disodium salt Benzenesulfonic acid, 4,4'-(3-(2-pyridyl)-triazine-5,6-diyl)di-, disodium salt Disodium 4,4'-(3-(pyridin-2-yl)-1,2,4-triazine-5,6-diyl)bis(benzenesulphonate) EINECS 248-797-6 FERROZINE Ferrozin NSC 149762