3808774 -OEChem-02060822582D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3808774 > 2 > ChemIDplus > 106682411 > 1,3-Naphthalenedisulfonic acid, 7,7'-(carbonylbis(imino(5-methoxy-2-methyl-4,1-phenylene)azo))bis-, potassium sodium salt 1,3-Naphthalenedisulfonic acid, 7,7'-(carbonylbis(imino(5-methoxy-2-methyl-4,1-phenylene)azo))bis-, sodium potassium salt 106682-41-1 > 106682-41-1 > 106682411 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=106682411 $$$$