1. i Thier Method Method S and Method XII Of f de Faubert Maunder et Wood Mitt GDCh Fachgruppe Lebensmittelchem Report by the Panel on Determination of Organochlorine Pesticides in Foodstuffs of Animal Origin Fresenius Montpellier Of f Fresenius;Stijve;Anal Chem Anal Chem Analyst Analyst Analyst Chromatogr Anal Chem Anal Chem Anal Chem,1975