title: Simple method for microgram amounts of sulfate in atmospheric particulates.
mesh_terms: D000388:Air / Q000032:analysis*; D000393:Air Pollutants / Q000032:analysis*; D008832:Microchemistry / Q000379:methods; D013431:Sulfates / Q000032:analysis*
chemical_list: D000393:Air Pollutants; D013431:Sulfates