European Pharmacopoeia (EP) Reference Standard
Synonym(s): 4,4'-Dihydroxyazobenzene-3,3'-dicarboxylic acid disodium salt; 5,5'-Azobis(salicylic acid, sodium salt); Mordant Yellow 5
Empirical Formula: C14H8N2Na2O6
Formula Weight: 346.20
Linear Formula: C14H8N2Na2O6