(9,10-Dihydro-5-hydroxy-9,10-dioxo-1,4-anthracenediyl)bis(imino-2,1-cyclohexanediylmethylene)bis(benzenesulfonic acid), disodium salt 70900-31-1 Benzenesulfonic acid, ((9,10-dihydro-5-hydroxy-9,10-dioxo-1,4-anthracenediyl)bis(imino-2,1-cyclohexanediylmethylene))bis-, disodium salt Disodium ((9,10-dihydro-5-hydroxy-9,10-dioxo-1,4-anthrylene)bis(iminocyclohexane-1,2-diylmethylene))bis(benzenesulphonate) EINECS 275-003-5