Maximum permissible levels (MPL) for pollution of process equipment surfaces by O-(1,2,2 trimethylpropyl) of methilfluorophosphonate (soman) and O-isopropylmethylfluorinephosphonate (sarin)
Maximum allowable concentrations (MAC) of harmful substances in occupational air. Amendment No. 4 to hygienic normatives "Maximum allowable concentrations (MAC) of harmful substances in occupational air: GN 2.2.5.686-98"