sodium,(6E)-6-[(4-aminophenyl)hydrazinylidene]-5-oxonaphthalene-1-sulfonate;AcidBrown4;sodium6-[(4-aminophenyl)azo]-5-hydroxynaphthalene-1-sulphonate;1-Naphthalenesulfonicacid,6-(4-aminophenyl)azo-5-hydroxy-,monosodiumsalt;Acidbrown4(C.I.14805);BrownR;6-[(4-Aminophenyl)azo]-5-hydroxy-1-naphthalenesulfonicacidsodiumsalt;C.I.14805
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