2,6-Anthracenedisulfonic acid, 9,10-dihydro- 2,6-Anthracenedisulfonic acid, 9,10-dihydro-9,10-dioxo- 84-50-4 9,10-Anthraquinone-2,6-disulfonate 9,10-Dioxoanthracene-2,6-disulphonic acid AI3-16303 EINECS 201-534-9