2922210050
- Oxygen-function amino-compounds
- Amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof
- Aminohydroxynaphthalenesulphonic acids and their salts
- Sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulphonate (CAS RN 5460-09-3)