72245-24-0

Benzoic acid, 2-hydroxy-, reaction products with formaldehyde, coupled with diazotized 5-amino-8-[[4-[(4-nitro-2-sulfophenyl)amino]phenyl]azo]-2-naphthalenesulfonic acid disodium salt

2-羟基苯甲酸、甲醛的反应产物与重氮化-5-氨基[[8-[4-[(4-硝基-2-磺酸苯基)氨基]苯基]偶氮]-2-萘磺酸二钠偶合物