英文别名:
4-hydroxy-3-(2-pyridylazo)naphthalenesulphonic acid;1-Hydroxy-2-(2-pyridylazo)-4-naphthalenesulfonic acid;1-Hydroxy-2-(2-pyridylazo)naphthalene-4-sulfonic acid;3-(2-Pyridinylazo)-4-hydroxy-1-naphthalenesulfonic acid;3-(2-Pyridylazo)-4-hydroxy-1-naphthalenesulfonic acid;3-(2-Pyridylazo)-4-hydroxynaphthalene-1-sulfonic acid;4-Hydroxy-3-(pyridin-2-ylazo)-1-naphthalenesulfonic acid;Einecs 234-143-7