Trisodium 1-amino-4-(3-((4-chloro-6-(3(or4)-sulphonatoanilino)-1, 3, 5-triazin-2-yl)amino)-2, 4, 6-trimethyl-5-sulphonatoanilino)-9, 10-dihydro-9, 10-dioxoanthracene-2-sulphonate

Trisodium 2, 4-bis((2, 4-diamino-5-((3-sulphonatophenyl)azo)phenyl)azo)benzenesulphonate

Trisodium 2, 4-diamino-3, 5-bis-(4-(2-sulfonatoethoxy)sulfonyl)phenylazo)benzenesulfonate

Trisodium 2, 4-dihydroxy-3, 5-bis((4-sulphonatophenyl)azo)benzenesulphonate

Trisodium 2-((1-hydroxy-3, 6-disulphonato-2-naphthyl)azo)benzoate

Trisodium 2-((4, 5-dihydro-3-methyl-5-oxo-1-(4-((2-(sulphonatooxy)ethyl)sulphonyl)phenyl)-1H-pyrazol-4-yl)azo)naphthalene-1, 5-disulphonate

Trisodium 2-((4-((4-((4, 6-dichloro-1, 3, 5-triazin-2-yl)amino)-7-sulphonato-1-naphthyl)azo)-2, 5-dimethylphenyl)azo)benzene-1, 4-disulphonate

Trisodium 2-((4-((4-((4-amino-6-chloro-1, 3, 5-triazin-2-yl)amino)-7-sulphonato-1-naphthyl)azo)-2, 5-dimethylphenyl)azo)benzene-1, 4-disulphonate

Trisodium 2-((4-((4-((4-chloro-6-phenyl-1, 3, 5-triazin-2-yl)amino)-7-sulphonato-1-naphthyl)azo)-2, 5-dimethylphenyl)azo)benzene-1, 4-disulphonate

Trisodium 2-((4-chloro-6-(1-methylethoxy)-1, 3, 5-triazin-2-yl)amino)-5-((1-ethyl-1, 6-dihydro-2-hydroxy-4-methyl-6-oxo-5-(sulphonatomethyl)-3-pyridyl)azo)benzene-1, 4-disulphonate

Trisodium 2-((4-chloro-6-morpholino-1, 3, 5-triazin-2-yl)amino)-5-((1-(2-chloro-5-sulphonatophenyl)-4, 5-dihydro-3-methyl-5-oxo-1H-pyrazol-4-yl)azo)benzene-1, 4-disulphonate

Trisodium 2-((6-amino-1-hydroxy-3-sulfonatonaphthalen-2-yl)diazenyl)-5-methoxybenzene-1, 4-disulfonate

Trisodium 2-((E)-(6-amino-1-hydroxy-3-sulfonato-2-naphthyl)diazenyl)benzene-1, 4-disulfonate

Trisodium 2-((E)-(6-amino-1-hydroxy-3-sulfonato-2-naphthyl)diazenyl)naphthalene-1, 5-disulfonate

Trisodium 2-(2-(4-amino-2-sulphonatophenyl)vinyl)-5-((4-((4-sulphonatophenyl)azo)-1-naphthyl)-NNO-azoxy)benzenesulphonate

Trisodium 2-(2-(4-nitro-2-sulphonatophenyl)vinyl)-5-((4-((4-sulphonatophenyl)azo)-1-naphthyl)-N, N, O-azoxy)benzenesulphonate

Trisodium 2-(2-(4-nitro-2-sulphonatophenyl)vinyl)-5-((4-((4-sulphonatophenyl)azo)phenyl)-NNO-azoxy)benzenesulphonate

Trisodium 2-(2-(4-nitro-2-sulphonatophenyl)vinyl)-5-((4-((4-sulphonatophenyl)azo)phenyl)azo)benzenesulphonate

Trisodium 2-(3-sulphonato-4-(2-(2-sulphonato-4-(1H-1, 2, 3-triazol-1-yl)phenyl)vinyl)phenyl)-2H-naphtho(1, 2-d)triazole-6-sulphonate

Trisodium 2-(4-((4-((4-((4-amino-2-methylphenyl)azo)benzoyl)amino)-3-sulphonatophenyl)azo)-4, 5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzene-1, 4-disulphonate