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Приказ резултата 11-20 од 191
Lipases as biocatalysts for biodiesel production / Lipaze kao biokatalizatori u sintezi biodizela
(Association of Chemical Engineers of Serbia, 2010)
Lipases can be used for a variety of biotechnological applications: synthesis of fine chemicals, therapeutics, agrochemicals, cosmetics, flavors, biopolymers and biodiesel. Biodiesel is an alternative fuel for diesel engines ...
Optimization of the procedure for the synthesis of calcium and sodium citrate in laboratory and semi-industrial conditions / Optimizacija postupka sinteze kalcijum i natrijum-citrata u laboratorijskim i poluindustrijskim uslovima
(Association of Chemical Engineers of Serbia, 2009)
The aim of this investigation is the development of the optimal laboratory procedure for the synthesis of calcium and sodium citrate and the application of obtained results in a project for a semi-industrial installation ...
Određivanje sadržaja teških metala u čajevima sa tržišta u Beogradu, Srbija / Determination of heavy metal concentrations in tea samples taken from Belgrade market, Serbia
(Savez hemijskih inženjera Srbije, 2009)
U ovom radu su ispitivane koncentracije bakra, cinka, mangana, nikla, kadmijuma i olova u uzorcima čajeva (crni, zeleni, nana, kamilica) uzetih iz lokalnih prodavnica u Beogradu u maju 2008. godine. Priprema uzoraka vršena ...
Lipases and proteases produced by indigenous Pseudomonas aeruginosa strain as potential detergent additives / Lipaze i proteaze dobijene iz ekstremofilne Pseudomonas aeruginosa vrste kao aditivi u formulacijama deterdženata
(Association of Chemical Engineers of Serbia, 2009)
Enzymes produced by indigenous Pseudomonas aeruginosa strain have been subjected to research considering their potential application as detergent additives. As previously noted, lipase produced by Pseudomonas aeruginosa ...
Synthesis of B6 vitamin / Sinteza vitamina B6
(Association of Chemical Engineers of Serbia, 2009)
The importance of vitamin B6 has been known since its discovery in the 1940's. Chemical tests, elestrometric titration determinations, and absorption spectrum studies showed that this vitamin exists in three major chemical ...
Silver deposition on chemically treated carbon monolith / Izdvajanje srebra na površini hemijski tretiranog karbon monolita
(Association of Chemical Engineers of Serbia, 2009)
Carbon monolith was treated with HNO3, KOH and H2O2. Effects of these treatments on the surface functional groups and on the amount of silver deposited on the CM surface were studied by temperature programmed desorption ...
Optimization of the procedure for the synthesis of calcium lactate pentahydrate in laboratory and semi-industrial conditions / Optimizacija postupka sinteze kalcijum-laktat pentahidrata u laboratorijskim i poluindustrijskim uslovima
(Association of Chemical Engineers of Serbia, 2009)
This paper is concerned on the development of the optimal laboratory procedure for the synthesis of calcium lactate pentahydrate and the application of obtained results in a project for a semi-industrial installation for ...
Smart hydrogels based on itaconic acid for biomedical application / Inteligentni hidrogelovi na bazi itakonske kiseline za biomedicinsku primenu
(Association of Chemical Engineers of Serbia, 2009)
pH and temperature sensitive hydrogels, based on 2-hydroxyethyl methacrylate (HEMA) and itaconic acid (IA) copolymers, were prepared by gamma irradiation and characterized in order to examine their potential use in biomedical ...
Effects of air-lift reactor dimensions on its hydrodinamic characteristics / Uticaj geometrije pneumatskog reaktora sa spoljašnjom recirkulacijom na njegove hidrodinamičke osobine
(Association of Chemical Engineers of Serbia, 2010)
In this study the hydrodynamic characteristics of the external loop airlift bioreactors were investigated. The influence of reactor height and solid particles concentration on the mean liquid circulation velocity was ...
Hydantoins: Synthesis, properties and anticonvulsant activity / Hidantoini - dobijanje, svojstva i antikonvulzivna aktivnost
(Association of Chemical Engineers of Serbia, 2009)
Hydantoin is a five-membered cyclic ureide that is present in numerous biologically active compounds including antiarrhytmics, anticonvulsants and antitumor agents. This paper describes different ways of synthesis of ...