, 4-amino-3-[[4'-[(4-amino-2-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-[(4-sulphophenyl)azo]naphthalene-2,7-disulphonic acid, sodium salt
4-amino-3-[[5-[[5-chloro-6-methyl-2-(methylsulphonyl)-4-pyrimidinyl]amino]-2-sulphophenyl]azo]-6-[(2,5-disulphophenyl)azo]-5-hydroxynaphthalene-2,7-disulphonic acid, potassium sodium salt