Essays about: "jonbytarmassa"

Found 3 essays containing the word jonbytarmassa.

  1. 1. Evaluation of the Removal Efficiency of Per- and Polyfluoroalkyl Substances in Drinking Water using Nanofiltration Membranes, Active Carbon and Anion Exchange

    University essay from Uppsala universitet/Luft-, vatten- och landskapslära

    Author : Klara Lindegren; [2015]
    Keywords : PFASs; perfluoroalkyl substances; removal efficiency; NF; nanofiltration; membrane; GAC; granular activated carbon; AE; anion exchange; PFAS; perfluorerade alkylsubstanser; reningseffektivitet; NF; nanofiltrering; membran; GAC; granulärt aktivt kol; AE; jonbytarmassa;

    Abstract : Per- and polyfluoroalkyl substances (PFASs) is a group of man-made, highly persistent chemicals. Due to the specific surface-active attributes of these molecules, applications are numerous and feed an economically important industry. During the last decade, PFASs have been detected globally in the environment, living organisms and tap water. READ MORE

  3. 2. Naturlig förekomst av arsenik och avskiljning av arsenik från grundvatten : test av olika filtertekniker avsedda för enskilda brunnar

    University essay from SLU/Dept. of Soil Sciences

    Author : Beatrice Tjernberg; [2008]
    Keywords : arsenik; geologi; grundvatten; mobilisering; enskilda brunnar; filterteknik; avskiljningsgrad; Sverige;

    Abstract : During the last few years the presence of high arsenic (As) concentrations in ground water has been of major concern both internationally and in Sweden. Much evidence has been reported about toxic effects caused by arsenic. READ MORE

  4. 3. Uran i dricksvatten : litteraturstudie om reningsmetoder samt pilotförsök med jonbytesteknik

    University essay from SLU/Dept. of Soil Sciences

    Author : Frida Öhlund; [2007]
    Keywords : uran; riktvärde; vattenrening; membranfiltrering; jonbytesteknik; bäddvolymer; reningsgrad; Uppsala; Björklinge;

    Abstract : Uranium (U) is a naturally occurring component in bedrock and under the "right" conditions it can dissolve and move into the ground water. Since many people in Sweden depend on drilled wells as their main drinking water supply, they may be exposed to the uranium in the water. READ MORE