1-Naphthalenesulfonic acid, 4-hydroxy-
4-Hydroxy-1-naphthalenesulfonic acid
α-Naphthol-4-sulfonic acid
1-Naphthol-4-sulfonic acid
Nevile and Winther's acid
1,4-Oxy Acid
1-Hydroxy-4-naphthalenesulfonic acid
NW Acid
NSC 9587
1-Hydroxy-naphthalene-4-sulphonic acid