title: Impurities in halothane: their identities, concentrations and determination.
mesh_terms: D002849:Chromatography, Gas; D006221:Halothane / Q000032:analysis*; D007259:Infrared Rays; D009682:Magnetic Resonance Spectroscopy; D013053:Spectrophotometry; D014466:Ultraviolet Rays
chemical_list: D006221:Halothane