798569-72-9 2,4-Imidazolidinedione,1-[[[5-(4-nitrophenyl)-2-furanyl]methylene]amino]-, calcium salt
94022-55-6 5-[[2,4-dihydroxy-5-[[4-(6-methylbenzothiazol-2-yl)phenyl]azo]phenyl]azo]-4-hydroxy-3-[[6-sulpho-4-[(4-sulphophenyl)azo]-1-naphthyl]azo]naphthalene-2,7-disulphonic acid, sodium salt