85567-08-4 Benzenesulfonic acid, 4-(4,5-dihydro-4-((2-methoxy-5-methyl-4-((2-(sulfooxy)ethyl)sulfonyl)phenyl)azo)-3-methyl-5-oxo-1H-pyrazol-1-yl)-, potassium sodium salt EINECS 287-720-0 p-(4,5-Dihydro-4-((2-methoxy-5-methyl-4-((2-(sulphooxy)ethyl)sulphonyl)phenyl)azo)-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonic acid, potassium sodium salt