title: Negative ion mass spectra of some pesticidal compounds.
mesh_terms: D002219:Carbamates / Q000032:analysis; D004355:Drug Stability; D006846:Hydrocarbons, Halogenated / Q000032:analysis; D007477:Ions; D013058:Mass Spectrometry; D009946:Organothiophosphorus Compounds / Q000032:analysis; D010575:Pesticides / Q000032:analysis*; D013057:Spectrum Analysis; D013329:Structure-Activity Relationship
chemical_list: D002219:Carbamates; D006846:Hydrocarbons, Halogenated; D007477:Ions; D009946:Organothiophosphorus Compounds; D010575:Pesticides