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Ultima descărcare din IBN: 2022-09-03 19:41 |
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543.3 (89) |
Анализ воды (84) |
![]() SPATARU, Petru, POVAR, Igor, MOSANU, Elena, TRANCALAN, Ana. Study of stable nitrogen forms in natural surface waters in the presence of mineral substrates. In: Chemistry Journal of Moldova, 2015, nr. 2(10), pp. 26-32. ISSN 1857-1727. DOI: https://doi.org/10.19261/cjm.2015.10(2).02 |
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Chemistry Journal of Moldova | ||||||
Numărul 2(10) / 2015 / ISSN 1857-1727 /ISSNe 2345-1688 | ||||||
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DOI:https://doi.org/10.19261/cjm.2015.10(2).02 | ||||||
CZU: 543.3 | ||||||
Pag. 26-32 | ||||||
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Rezumat | ||||||
The influence of substrates on the oxidation of reduced toxic forms of nitrogen in river water was investigated by laboratory modelling. Granite and expended clay accelerate the oxidation of ammonium and nitrite ions from 2 to 4 times. The presence of calcium carbonate in water hinders the oxidation of nitrogen in the polluted water. |
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Cuvinte-cheie granite, expanded clay, calcium carbonate, ammonium, nitrite |
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