title: Determination of hydrogen sulfide and methyl mercaptan in mouth air at the parts-per-billion level by gas chromatography.
mesh_terms: D000388:Air / Q000032:analysis*; D002849:Chromatography, Gas; D006801:Humans; D006862:Hydrogen Sulfide / Q000032:analysis*; D008832:Microchemistry; D009055:Mouth; D013438:Sulfhydryl Compounds / Q000032:analysis*
chemical_list: D013438:Sulfhydryl Compounds; D006862:Hydrogen Sulfide