3738037 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3738037 > 2 > ChemIDplus > 031154877 > 31154-87-7 EINECS 250-490-7 Methylenebisnaphthalene-2-sulphonic acid > 31154-87-7 > 031154877 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=031154877 $$$$