Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Daković Aleksandra S."'
Aflatoxin B1 adsorption by the natural aluminosilicates - concentrate of montmorillonite and zeolite
Autor:
Marković Marija A., Daković Aleksandra S., Rottinghaus George E., Stojanović Mirjana D., Dondur Vera T., Kragović Milan M., Gulišija Zvonko P.
Publikováno v:
Hemijska Industrija, Vol 70, Iss 5, Pp 519-524 (2016)
Aflatoxin B1 adsorption by the concentrate of bentonite clay - montmorillonite and the natural zeolite - clinoptilolite and was investigated at the initial toxin concentration 4 ppm, with different amonunts of solid phase in suspension (10, 5, 2 a
Externí odkaz:
https://doaj.org/article/38aeb7711c7340e8b09ba61157bd13e3
Autor:
Sekulić Živko T., Daković Aleksandra S., Kragović Milan M., Marković Marija A., Ivošević Branislav B., Kolonja Božo M.
Publikováno v:
Hemijska Industrija, Vol 67, Iss 4, Pp 663-669 (2013)
This paper presents results of investigations of the quality of the natural zeolite as well as the quality of particular particle size classes of the natural zeolite. The aim of the investigations was to determine if the different classes possess dif
Externí odkaz:
https://doaj.org/article/e5763fc7fee348bbaf5ed7b2c2e550bb
Autor:
Kragović Milan M., Daković Aleksandra S., Milićević Sonja Z., Sekulić Živko T., Milonjić Slobodan K.
Publikováno v:
Hemijska Industrija, Vol 63, Iss 4, Pp 325-330 (2009)
In this paper, the results of the surface modification of natural zeolite with different amounts (2, 5 and 10 mmol M+/100g) of octadecyldimethylbenzyl ammonium ions (ODMBA) are presented. The obtained organozeolites were denoted as OZ-2, OZ-5 and OZ-
Externí odkaz:
https://doaj.org/article/fb648ace6da14797bb74b666fe961f1f
Publikováno v:
Hemijska Industrija, Vol 63, Iss 5, Pp 407-414 (2009)
In this paper, the results of adsorption of uranyl ion on acid-modified zeolitic mineral clinoptilolite are presented. Adsorption was investigated at different amounts of solid phase in suspension, as well as at different pH values. The modified clin
Externí odkaz:
https://doaj.org/article/e42ffbc2b3ba4854a18e88b43dc2cbb3
Autor:
Mihajlović Slavica R., Daković Aleksandra S., Sekulić Živko T., Ileš Deana A., Kragović Milan M.
Publikováno v:
Hemijska Industrija, Vol 63, Iss 2, Pp 101-106 (2009)
In order to obtain hydrophobic material, the surface of natural limestone with the high content of calcite (>95%), was treated with 0.5, 1, 1.5, 2, 3 and 4% of stearic acid. Two methods were used for modification: the solution method and the dry coat
Externí odkaz:
https://doaj.org/article/a1edb7a9f24c46ebbd2cc714c31e6185
Autor:
Stojanović Ana I., Daković Aleksandra S., Matijašević Srđan D., Rottinghaus George E., Sekulić Živko T., Stanić Tanja T.
Publikováno v:
Hemijska Industrija, Vol 62, Iss 2, Pp 59-63 (2008)
The contamination of animal feed with mycotoxins represents a worldwide problem leading to economic losses in animal production. According to the Food and Agriculture Organization (FAO), 25% of the world's cereal grain production is contaminated with
Externí odkaz:
https://doaj.org/article/88605a19a0d2402ba5d7b482cb671555
Autor:
Adamović Milan J., Bočarov-Stančić Aleksandra S., Đorđević Nenad Ž., Daković Aleksandra S., Adamović Ivana D.
Publikováno v:
Zbornik Matice Srpske za Prirodne Nauke, Vol 2005, Iss 108, Pp 51-57 (2005)
The causes of appearance of mold in the silage, genus and species of fungi which biosynthesize mycotoxins, acting consequences of micotoxins, prevention of fungi growth and possibilities to prevent their negative effects are shown in this paper. Also
Externí odkaz:
https://doaj.org/article/2803f4052f11453c93323221de30c3ff
Autor:
Radosavljević-Mihajlović Ana S., Dondur Vera T., Daković Aleksandra S., Lemić Jovan B., Tomašević-Čanović Magdalena R.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 69, Iss 4, Pp 273-282 (2004)
Samples of natural HEU-type zeolites – clinoptilolite-Ca, from the Novakovici deposit (near Prijedor, Bosnia and Herzegovina) were treated with the hydrochloric acid of various concentrations (from 10-3Mto 2M). Zeolitic tuffs before and after the a
Externí odkaz:
https://doaj.org/article/1dc4f95c05794840baa4b2380617f2cd
Autor:
Stojković Jovan, Sinovec Zlatan J., Adamović Milan, Tomašević-Čanović Magdalena R., Daković Aleksandra S., Adamović Ognjen
Publikováno v:
Veterinarski Glasnik, Vol 58, Iss 3-4, Pp 327-334 (2004)
The paper presents results of investigations of the effect of a preparation based on natural zeolite on production results of fattening lambs. The experiment was performed on two groups of lamps (control – K and experimental – O), 15 animals per
Externí odkaz:
https://doaj.org/article/ff0f568e7ae142cdbc9fc53667da0eb1
Autor:
Vujaković Aleksandra D., Daković Aleksandra S., Lemić Jovan B., Radosavljević-Mihajlović Ana S., Tomašević-Čanović Magdalena R.
Publikováno v:
Journal of the Serbian Chemical Society, Vol 68, Iss 11, Pp 833-841 (2003)
Organo-mineral complexes were obtained by treatment of aluminosilicate minerals (zeolite, bentonite and diatomaceous earth) with a primary amine (oleylamine) and an alkyl ammonium salt (stearyldimethylbenzyl ammonium chloride). The modification of th
Externí odkaz:
https://doaj.org/article/738ce85febf44b068e54130f25b98266