title: Chemical micromethod for quantitative determination of free crystalline silica in finely-dispersed industrial dusts.
mesh_terms: D004391:Dust / Q000032:analysis*; D006801:Humans; D007221:Industry; D008832:Microchemistry; D012822:Silicon Dioxide / Q000032:analysis*
chemical_list: D004391:Dust; D012822:Silicon Dioxide