- Tytuł:
-
Sorpcja wybranych anionów nieorganicznych na węglu aktywnym
Adsorption of selected inorganic anions on active carbons - Autorzy:
-
Gierak, A.
Leboda, R. - Powiązania:
- https://bibliotekanauki.pl/articles/237674.pdf
- Data publikacji:
- 2001
- Wydawca:
- Polskie Zrzeszenie Inżynierów i Techników Sanitarnych
- Tematy:
-
zanieczyszczenia środowiska
aniony nieorganiczne
sorpcja anionów nieorganicznych
węgiel aktywny
właściwości sorpcyjne - Opis:
- Carbon sorbents differing in surface properties were used for the adsorption of inorganic onions (Cl [-], Br [-], J [-], NO2 [-], NO3 [-], SCN [-], SO4 [2-], C2O4 [2-], CrO4 [2-]) from aqueous solutions. Making use of the solid phase extraction method, single onions, as well as a mixture of those, were investigated for the efficiency of concentration on the carbon sorbent. The initial carbon material (made of plum stones) was purchased from GRYFSKAND (Hajnówka, Poland). In order to change their porous structures, as well as the amount and type of the polar groups on their surfaces, the sorbents were processed by a variety of physicochemical methods. Anion concentrations were measured by ion chromatography and UV-VIS spectroscopy. Analysis of sorption isotherms for inorganic ions on modified active carbons suggests that sorption process was affected by the following factors: the type of the onion sorbed, the nature of the carbon sorbent surface, and the presence of other ions in the solution under test.
- Źródło:
-
Ochrona Środowiska; 2001, 2; 9-14
1230-6169 - Pojawia się w:
- Ochrona Środowiska
- Dostawca treści:
- Biblioteka Nauki
Artykuł