Maximum allowable concentrations (MAC) of harmful substances in occupational air. Amendment No. 3 to hygienic normatives "Maximum allowable concentrations (MAC) of harmful substances in occupational air: GN 2.2.5.686-98"
Maximum allowable concentration (MAC) of O-isopropylmethylfluorinephosphonate (sarin) in soils of the regions of location of chemical weapon storage and disposal facilities