3738720 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3738720 > 2 > ChemIDplus > 034274298 > (1-Hydroxyethylidene)bisphosphonic acid, ammonium salt 34274-29-8 EINECS 251-909-6 > 34274-29-8 > 034274298 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=034274298 $$$$