title: [The basis for the lack of necessity of determining maximum permissible concentrations for chemical compounds].
mesh_terms: D000393:Air Pollutants / Q000592:standards*; D004781:Environmental Exposure; D006801:Humans; D008452:Maximum Allowable Concentration
chemical_list: D000393:Air Pollutants
vernacular_title: K voprosu obosnovaniia otsutstviia neobkhodimosti ustanovleniia PDK khimicheskikh soedineniĭ