3771409 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3771409 > 2 > ChemIDplus > 079873408 > 2,7-Naphthalenedisulfonic acid, 3-amino-, sodium salt 2-Naphthylamine-3,6-disulfonic acid, sodium salt 79873-40-8 > 79873-40-8 > 079873408 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=079873408 $$$$