3747686 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3747686 > 2 > ChemIDplus > 061827836 > 61827-83-6 Copper base spent sulfite liquor Lignosulfonic acid, copper salt > 61827-83-6 > 061827836 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=061827836 $$$$