(4-((5-Chloro-4-methyl-2-sulphophenyl)azo)-3-hydroxy-2-naphthoato(2-))manganese 12688-94-7 2-Naphthalenecarboxylic acid, 4-((5-chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-, manganese salt (1:1) 63693-75-4 EINECS 235-774-0 Manganese, (4-((5-chloro-2-sulfo-p-tolyl)azo)-3-hydroxy-2-naphthoato(2-))- Manganese, (4-((5-chloro-4-methyl-2-(sulfo-kappaO)phenyl)azo-kappaN1)-3-(hydroxy-kappaO)-2-naphthalenecarboxylato(2-))- Manganese, (4-((5-chloro-4-methyl-2-sulfophenyl)azo)-3-hydroxy-2-naphthalenecarboxylato(2-))-