84229-70-9

Einecs 282-468-8 C.I. Reactive blue 203 URTVOPDSUSKAKB-KFKRDRHLSA-N 2,7-Naphthalenedisulfonic acid, 4-amino-6-2,5-dimethoxy-4-2-(sulfooxy)ethylsulfonylphenylazo-5-hydroxy-3-4-2-(sulfooxy)ethylsulfonylphenylazo-, tetrasodium salt tetrasodium 4-amino-6-[[2,5-dimethoxy-4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]-5-hydroxy-3-[[4-[[2-(sulphonatooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonate Tetrasodium 4-amino-6-((2,5-dimethoxy-4-((2-(sulphonatooxy)ethyl)sulphonyl)phenyl)azo)-5-hydroxy-3-((4-((2-(sulphonatooxy)ethyl)sulphonyl)phenyl)azo)naphthalene-2,7-disulphonate 4-Amino-6-[[2,5-dimethoxy-4-[[2-[(sodiosulfo)oxy]ethyl]sulfonyl]phenyl]azo]-5-hydroxy-3-[[4-[[2-[(sodiosulfo)oxy]ethyl]sulfonyl]phenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt