title: Electron capture negative ion chemical ionization mass spectrometry of 1,2,3,4-tetrachlorodibenzo-p-dioxin.
mesh_terms: D004147:Dioxins / Q000032:analysis*; D013058:Mass Spectrometry; D000072317:Polychlorinated Dibenzodioxins / Q000032:analysis*
chemical_list: D004147:Dioxins; D000072317:Polychlorinated Dibenzodioxins