[Hygienic evaluation of a portable ion exchange filter for the purification of drinking water under field conditions].
D005374:Filtration; D007475:Ion Exchange Resins; D013242:Sterilization; D014881:Water Supply
D007475:Ion Exchange Resins
Gigienicheskaia otsenka portativnogo ionoobmennogo fil'tra dlia ochistki pit'evoi vody v polevykh usloviiakh.