Maximum permissible concentrations (MPC) of pollutants in atmospheric air of inhabited places. Amendment No. 2 to GN 2.1.6.695-98
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Reference impact safe levels (RISL) of pollutants in atmospheric air of inhabited places. Amendment No. 2 to GN 2.1.6.696-98
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Maximum permissible concentrations (MPC) of pollutants in atmospheric air of inhabited places. Amendment No. 3 to GN 2.1.6.695-98
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Reference impact safe levels (RISL) of pollutants in atmospheric air of inhabited places. Amendment No. 3 to GN 2.1.6.696-98
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Maximum allowable concentrations (MAC) of microorganism-producers, bacterial products and their components in the atmospheric air of inhabited places
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Maximum allowable concentrations (MAC) of microorganism-producers, bacterial products and their components in the atmospheric air of inhabited places. Amendment No. 2 to GN 2.1.6.711-98
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