- disodium 5-((4-acetylamino-2-sulphophenyl)azo)-6-amino-4-hydroxynaphthalene-2-disulphonate,Strength:200%, 25g
- disodium 5-((4-acetylamino-2-sulphophenyl)azo)-6-amino-4-hydroxynaphthalene-2-disulphonate,Strength:200%, 100g