title: The analysis of environmental samples by mass spectrometry.
mesh_terms: D000473:Alkanes / Q000032:analysis; D000818:Animals; D001555:Benzene Derivatives / Q000032:analysis; D001580:Benzopyrenes / Q000032:analysis; D049872:Bivalvia; D004787:Environmental Pollution / Q000032:analysis; D005461:Fluorine / Q000032:analysis; D013058:Mass Spectrometry; D008722:Methods; D009821:Oils / Q000032:analysis; D013057:Spectrum Analysis
chemical_list: D000473:Alkanes; D001555:Benzene Derivatives; D001580:Benzopyrenes; D009821:Oils; D005461:Fluorine