1,3,5-Naphthalenetrisulfonic acid, 7-((4-amino-2-((5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino)-5-sulfophenyl)azo)-, potassium sodium salt 7-((4-Amino-2-((5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino)-5-sulphophenyl)azo)naphthalene-1,3,5-trisulphonic acid, potassium sodium salt 83763-56-8 EINECS 280-743-7