title: [Polezhaev's method for determining quartz in the presence of silicates].
mesh_terms: D004391:Dust / Q000032:analysis; D008722:Methods; D008903:Minerals / Q000032:analysis; D009787:Occupational Medicine; D012822:Silicon Dioxide / Q000032:analysis*
chemical_list: D004391:Dust; D008903:Minerals; D012822:Silicon Dioxide
vernacular_title: K metodu Polezhaeva dlia opredeleniia kvartsa v prisutstvii silikatov.