3746903 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3746903 > 2 > ChemIDplus > 060800637 > 60800-63-7 Heparin, ammonium salt > 60800-63-7 > 060800637 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=060800637 $$$$