title: Coated piezoelectric crystal detector for selective detection of ammonia in the atmosphere.
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D000641:Ammonia / Q000032:analysis*; D004563:Electrochemistry; D008722:Methods; D011791:Quartz
chemical_list: D000393:Air Pollutants; D011791:Quartz; D000641:Ammonia