Abstract
The method of water purification employing biosorbent of natural water reservoir, immobilized onto the fibrous carriers was suggested. The perifiton carriers were used for purification of natural water in Chernobyl zone canal falling into r. Dnieper. The developed onto carriers perifiton sorbs and holds radionuclides, their activity onto the biosorbent to be 3-4 order higher than that into the water. Both total and separate 137Cs and 90Sr β-activities, were determined to control radionuclide accumulation. At water/sorbent ratio of 1,2 m3/kg water activity was found to be 0,42.108 and 3,92.106Bk/m3 for 137Cs 90Sr respectivelly. In this case, the purification degree was 90,5 i 90,2%, respectively. The advantages of the method suggested are ass follows: simple realization, environmental friendly, avoidance of the valuable expenditure and complex expensive equipment to produce the biosorbet, possipility of succesfully purification of large volumes of the radioactive contaminated natural flowing water.
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SPASONOVA, L.N., TOBILKO, V., KORNILOVICH, B., GVOZDYAK, P., SHEVCHENKO, O. (2006). BIOSORBENTS IN SURFACE WATERS IN SITU TREATMENT AGAINST RADIONUCLIDES. In: Hlavinek, P., Kukharchyk, T., Marsalek, J., Mahrikova, I. (eds) Integrated Urban Water Resources Management. NATO Security through Science Series. Springer, Dordrecht. https://doi.org/10.1007/1-4020-4685-5_22
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DOI: https://doi.org/10.1007/1-4020-4685-5_22
Publisher Name: Springer, Dordrecht
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