| 1-(1-Hydroxy-4-methyl-2-phenylazo)-2-naphthol-4-sulfonic acid |
| Calmagite,indicator grade |
| 3-Hydroxy-4-(2-hydroxy-5-methylphenylazo)-1-naphthalenesulfonic acid |
| 1-Naphthalenesulfonic acid,3-hydroxy-4-[(2-hydroxy-5-methylphenyl)azo]- |
| Calmagite |
| 3-hydroxy-4-[(2-hydroxy-5-methylphenyl)azo]-1-Naphthalenesulfonic acid |
| 3-hydroxy-4-[(2-hydroxy-5-methylphenyl)azo]-1-naphthalenesulfonic aci |
| Caimagite |
