Maximum permissible concentrations (MPC) of O-isopropylmethylfluorinephosphonate (sarin) in water of water objects of drinking and cultural-domestic water use
Reference impact safe levels (RISL) of pollutants in air of working zone. Amendment No. 1 to hygienic normatives "Reference impact safe levels (RISL) of harmful substances in occupational air: GN 2.2.5.687-98" dated 04.02.98
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