4-diazoniobenzenesulfonate, 4-Sulfobenzenediazoniumhydroxide, 4-Sulfonatobenzenediazonium, 4-diazobenzenesulphonic acid, diazonium salt of sulfanilic acid, sel de diazonium de l'acide amino-4 benzenesulfonique, 4-Diazophenylsulfonic acid, 4-Diazobenzenesulfonic acid, P-SULFOBENZENEDIAZONIUM HYDROXIDE INNER SALT, p-sulfobenzenediazonium, benzenediazonium,4-sulfo-,hydroxide,innersalt, benzenediazonium-p-sulphonate, p-benzenesulfonate diazonium zwitterion, 4-benzene-diazoniumsulfonate, 4-DIAZOBENZENESULFONIC ACID,MOISTENED W. WATER (H2O ~)