1-Hydroxy-2-(2'-sulfo-5'-(5''-chloro-2''-6''-difluoropyrimidyl-4''-amino)-phenylazo)-7-(4'''-aminosulfonylphenylazo)-8-amino-naphthalene-3,6-disulfonic acid, sodium salt 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4-(aminosulfonyl)phenyl)azo)-6-((5-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-sulfophenyl)azo)-5-hydroxy-, trisodium salt 75199-18-7 EINECS 278-117-3 Trisodium 4-amino-3-((4-(aminosulphonyl)phenyl)azo)-6-((5-((5-chloro-2,6-difluoro-4-pyrimidinyl)amino)-2-sulphonatophenyl)azo)-5-hydroxynaphthalene-2,7-disulphonate