3772880 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3772880 > 2 > ChemIDplus > 083249303 > 3,3'-(Carbonyldiimino)bis(6-((2-oxo-1-(((4-sulphophenyl)amino)carbonyl)propyl)azo)benzoic acid) sodium salt 83249-30-3 EINECS 280-298-9 > 83249-30-3 > 083249303 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=083249303 $$$$