3772829 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3772829 > 2 > ChemIDplus > 083221641 > 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((8-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo)-2,2'-disulfo(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-, sodium salt 4-Amino-3-((4'-((8-amino-1-hydroxy-3,6-disulpho-2-naphthyl)azo)-2,2'-disulpho(1,1'-biphenyl)-4-yl)azo)-5-hydroxynaphthalene-2,7-disulphonic acid, sodium salt 83221-64-1 EINECS 280-242-3 > 83221-64-1 > 083221641 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=083221641 $$$$