(8-((p-Aminophenyl)azo)-7-hydroxy-2-naphthyl)trimethylammonium chloride 2-Naphthalenaminium, 8-((4-aminophenyl)azo)-7-hydroxy-N,N,N-trimethyl-, chloride 26381-41-9 8-(4'-Aminophenylazo)-7-hydroxy-2-naphthyltrimethylammonium chloride Ammonium, (8-((p-aminophenyl)azo)-7-hydroxy-2-naphthyl)trimethyl-, chloride Basic brown 16 CI 12250 EINECS 247-640-9