1,5-Diamino-4,8-dihydroxy-2-(p-hydroxyphenyl)-7-anthraquinonesulfonic acid 2-Anthracenesulfonic acid, 4,8-diamino-9,10-dihydro-1,5-dihydroxy-7-(4-hydroxyphenyl)-9,10-dioxo- 26869-99-8 4,8-Diamino-1,5-dihydroxy-7-(4-hydroxyphenyl)-2-anthraquinonesulfonic acid 4,8-Diamino-9,10-dihydro-1,5-dihydroxy-7-(4-hydroxyphenyl)-9,10-dioxoanthracene-2-sulphonic acid EINECS 248-078-7