2,6-Anthracenedisulfonic acid, 9,10-dihydro-1,5-dihydroxy-4,8-dinitro-9,10-dioxo- 6449-09-8 9,10-Dihydro-1,5-dihydroxy-4,8-dinitro-9,10-dioxoanthracene-2,6-disulphonic acid EINECS 229-249-5