168224 -OEChem-02060822392D 0 0 0 0 0 0 0 0 0999 V2000 M END > 168224 > 3 > ChemIDplus > 011104282 > 11104-28-2 AROCLOR 1221 Chlorodiphenyl (21% Cl) HSDB 6353 Pcb-1221 Polychlorinated biphenyl (aroclor 1221) > 11104-28-2 > 011104282 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=011104282 $$$$