3772573 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3772573 > 2 > ChemIDplus > 082667036 > 3-((2,4(Or 2,6)Dihydroxy-5-((2-methoxy-5-sulfophenyl)azo)phenyl)azo)-4-methoxybenzenesulfonic acid, partial sodium salt 82667-03-6 Benzenesulfonic acid, 3,3'-((2,4(or 4,6)-dihydroxy-1,3-phenylene)bis(azo))bis-, sodium salt > 82667-03-6 > 082667036 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=082667036 $$$$