7-Benzothiazolesulfonic acid, 2-(4-((1-(((2-methoxy-5-methyl-4-sulfophenyl)amino)carbonyl)-2-oxopropyl)azo)phenyl)-6-methyl-, monoammonium monosodium salt 72705-24-9 Ammonium sodium 2-(4-((1-(((2-methoxy-5-methyl-4-sulphonatophenyl)amino)carbonyl)-2-oxopropyl)azo)phenyl)-6-methylbenzothiazole-7-sulphonate EINECS 276-770-9