disodium 4,4-bis[(4-hydroxy-3-methylphenyl)azo]stilbene-2,2-disulphonate
CAS No. 62037-55-2
disodium 4,4-bis[(4-hydroxy-3-methylphenyl)azo]stilbene-2,2-disulphonate;2,2-(1,2-Ethenediyl)bis[5-(4-hydroxy-3-methylphenylazo)benzenesulfonic acid sodium] salt