2-Hydroxy-4-chlorobenzoic acid 4-Chloro-2-hydroxybenzoic acid 4-Chlorosalicylic acid 5106-98-9 AI3-34238 Benzoic acid, 4-chloro-2-hydroxy- EINECS 225-829-7 NSC 15816 Salicylic acid, 4-chloro- (8CI)