TABLE 4. GEOMETRIC MEAN RESIDUES OF ORGANOCHLORINE COMPOUNDS 

 AT 74 SELECTED NPMP STATIONS, 1970-1976/77 



^p,p'-homologues 



2As Aroclor 1254 



^Aroclor 1242 + 1254 + 1260 



^Aroclor 1242 + 1248 + 1254 + 1260 



^Not analyzed 



^Not analyzed 



105 



