1,5-Anthracenedisulfonic acid, 9,10-dihydro-9,10-dioxo-, dipotassium salt 1,5-Anthraquinonedisulfonic acid, dipotassium salt 27690-02-4 Dipotassium 9,10-dihydro-9,10-dioxoanthracene-1,5-disulphonate EINECS 248-608-7