3767631 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3767631 > 2 > ChemIDplus > 073003620 > 2-Naphthalenesulfonic acid, 6-amino-5-((4-chloro-2-sulfophenyl)azo)-4-hydroxy-, sodium salt 6-Amino-5-((4-chloro-2-sulfophenyl)azo)-4-hydroxy-2-naphthalenesulfonic acid, sodium salt 73003-62-0 > 73003-62-0 > 073003620 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=073003620 $$$$