Reference impact safe levels (RISL) of pollutants in air of working zone. Amendment No. 4 to hygienic normatives "Reference impact safe levels (RISL) of harmful substances in occupational air: GN 2.2.5.687-98"
Maximum allowable concentration (MAC) of O-isopropylmethylfluorinephosphonate (sarin) in soils of the regions of location of chemical weapon storage and disposal facilities
Maximum permissible level (MPL) of process equipment surface pollution by O-isobutyl-beta-n-diethylaminoethylthiol ester of methyl-phosphonic acid (substances type Vx)
Maximum allowable concentrations (MACs) of microorganism-producers, bacterial products and their components in the occupational air. Amendment No. 1 to GN 2.2.6.709-98
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