Tetrasodium 2,3-dihydro-1,4,5,8-tetraoxidoanthraquinone, 9,10-Anthracenedione,2,3-dihydro-1,4,5,8-tetrahydroxy-,tetrasodium salt, tetrasodium 5,8-dioxo-6,7-dihydroanthracene-1,4,9,10-tetrolate, EINECS 273-040-1, 2,3-Dihydro-1,4,5,8-tetrahydroxyanthracene-9,10-dione tetrasodium salt,