3772813 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3772813 > 2 > ChemIDplus > 083221469 > 4-((4-((4-((8-Amino-2-hydroxy-6-sulpho-1-naphthyl)azo)-5-methoxy-o-tolyl)azo)-6-sulpho-1-naphthyl)azo)-5-hydroxynaphthalene-2,7-disulphonic acid, potassium sodium salt 83221-46-9 EINECS 280-225-0 > 83221-46-9 > 083221469 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=083221469 $$$$