hydrogen bis[N-[7-hydroxy-8-[[2-hydroxy-5-[(methylamino)sulphonyl]phenyl]azo]-1-naphthyl]acetamidato(2-)]chromate(1-) Chromate(1-), bisN-7-(hydroxy-.kappa.O)-8-2-(hydroxy-.kappa.O)-5-(methylamino)sulfonylphenylazo-.kappa.N1-1-naphthalenylacetamidato(2-)-, hydrogen Chromate, bis[N-[7-hydroxy-8-[[2-hydroxy-5-[(methylamino) sulfonyl]phenyl]azo]-1-naphthalenyl] acetamidato ]-, hydrogen Chromate,bis[N-[7-hydroxy-8-[[2-hydroxy-5-[(methylamino)sulfonyl]phenyl]azo]-1-naphthalenyl] acetamidato]-,hydrogen Acid black 60 (C.I. 18165) Chromate(1-), bis[N-[7-hydroxy-8-[[2-hydroxy- 5-[(methylamino)sulfonyl]phenyl]azo]-1-naphthalenyl ]acetamidato(2-)]-, hydrogen Aluminum grey: (Chromium compound: Acid black 60) Dinalan Grey BRL