3733745 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3733745 > 2 > ChemIDplus > 013587252 > 13587-25-2 Diammonium copper(2+) disulphate EINECS 237-021-1 > 13587-25-2 > 013587252 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=013587252 $$$$