sodium m-[(p-aminophenyl)azo]benzenesulphonate;3-(4-Aminophenylazo)benzenesulfonic acid sodium salt;3-[(4-Aminophenyl)azo]benzenesulfonic acid sodium salt;4'-Aminoazobenzene-3-sulfonic acid sodium salt;Benzenesulfonic acid, 3-((4-aminophenyl)azo)-, monosodium salt;Benzenesulfonic acid, 3-((4-aminophenyl)azo)-, sodium salt;Benzenesulfonic acid, 3-(2-(4-aminophenyl)diazenyl)-, sodium salt (1:1);Einecs 269-281-7
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