Occupational hygiene enterprise designing building reconstruction and maintenance. Hygienic requirements to the designing of new and reconstructible industrial enterprises
Maximum allowable concentrations (MAC) and approximate permissible exposure limits (PEL) of chemical substances in the water of water objects of utility and drinking and cultural and general water use. Amendment No.1 to GN 2.1.5.689-98 and GN 2.1.5.690-98
€17
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