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Determination of saccharin in pharmaceuticals by high performance thin layer chromatography / Određivanje saharina u farmaceutskim preparatima primenom visoko efikasne tankoslojne hromatografije
(Srpsko hemijsko društvo, Beograd, 2006)
A simple, accurate and selective high performance thin layer chromatographic method for the determination of saccharin in pharmaceuticals has been developed. The chromatography was performed on silica-gel 60F254 plates ...
Determination of quercetin in pharmaceutical formulations via its reaction with potassium-titanyloxalate: Determination of the stability constants of the quercetin-titanyloxalato complex / Određivanje kvercetina u farmaceutskim preparatima preko reakcije sa kalijum-titaniloksalatom - određivanje konstanti stabilnosti kvercetin-titaniloksalatnog kompleksa
(Srpsko hemijsko društvo, Beograd, 2005)
Asimple, rapid and accurate procedure for the quantitative determination of quercetin in its pure form and in formulations has been developed. The method is based on the spectrophotometric determination of a complex formed ...
Protolytic equilibria in homogeneous and heterogeneous systems of ketoconazole and its direct spectrophotometric determination in tablets / Protolitičke ravnoteže u homogenom i heterogenom sistemu ketokonazola i njegovo direktno spektrofotometrijsko određivanje u tabletama
(Srpsko hemijsko društvo, Beograd, 2005)
The acid-base equilibria of a diprotic, slightly hydrosoluble base ketoconazole were studied in homogeneous and heterogeneous water systems. The determinations were performed at 25ºC at a constant ionic strength of M(NaCl). ...
RP-HPLC determination of vitamins, folic acid and B12 in multivitamin tablets / RP-HPLC određivanje vitamina B1, B3, B6, folne kiseline i B12 multivitaminskih tableta
(Srpsko hemijsko društvo, Beograd, 2005)
A simple and sensitive reversed-phase, ion-pair HPLC method was developed and validated for the simultaneous determination of B-group vitamins, thiamine chloride hydrochloride (B1), nicotinamide (B3), pyridoxine hydrochloride ...
Inorganic analysis of herbal drugs, Part I: Metal determination in herbal drugs originating from medicinal plants of the family Lamiacae / Neorganska analiza biljnih droga, I deo - određivanje metala u biljnim drogama dobijenih iz biljaka familije Lamiacae
(Srpsko hemijsko društvo, Beograd, 2005)
Elemental profiles of the total analyte content of major, minor and trace elements (Cu, Zn, Mn, Fe, K, Ca, Mg, Al, Ba and B) in 8 herbal drugs, originating from medicinal plants of the family Lamiacae, were determined. ...
Acid-base equilibria of the Zn(II) and Fe(III) complexes with condensation products of 2-acetylpyridine and the dihydrazide of oxalic and malonic acid / Kiselinsko-bazne ravnoteže kompleksa Fe(III) i Zn(II) sa kondenzacionim derivatima 2-acetilpiridina i hidrazida oksalne, odnosno malonske kiseline
(Srpsko hemijsko društvo, Beograd, 2009)
Acid-base equilibria of Zn(II) and Fe(III) complexes with N',N'2-bis- [(1E)-1-(2-pyridyl)ethylidene]ethanedihydrazide (ligand L1) and N',N'2-bis[(1E)- -1-(2-pyridyl)ethylidene]propanedihydrazide (ligand L2), i.e., ...
Normal-phase thin-layer chromatography of some angiotensin converting enzyme (ACE) inhibitors and their metabolites / Normalno-fazna tankoslojna hromatografija nekih ACE inhibitora i njihovih metabolita
(Srpsko hemijsko društvo, Beograd, 2009)
The separation and chromatographic behaviour of five ACE (angiotensin converting enzyme) inhibitors and their four active metabolites were investigated by normal-phase thin-layer chromatography on silica using several mono- ...
Kinetic study of the reaction between sodium chloroacetate and potassium ethylxanthogenate / Kinetička ispitivanja reakcije između natrijum-hloracetata i kalijum-etil-ksantata
(Srpsko hemijsko društvo, Beograd, 2007)
The reaction kinetics of the synthesis of sodium ethyl xanthogeneacetate from potassium ethylxanthogenate and sodium chloroacetate in distilled water as the reaction medium at 25, 30, 35 and 40°C, were investigated. The ...
An LFER study of the protolytic equilibria of 4-aryl-2,4-dioxobutanoic acids in aqueous solutions / Linearne korelacije slobodne energije (LFER) protolitičkih ravnoteža 4-aril-2,4-dioksobutanskih kiselina u vodenim rastvorima
(Srpsko hemijsko društvo, Beograd, 2007)
The protolytic equilibria of 13 4-aryl-2,4-dioxobutanoic acids (ADKs) were spectrophotometrically studied in aqueous solutions in the pH range 1-9 at 25±1 °C and an ionic strength of 0.1 mol l-1 (NaCl), with the exception ...
Chemical composition and antimicrobial activity of the essential oil from Satureja horvatii Šilić (Lamiaceae) / Hemijski sastav i antimikrobna aktivnost etarskog ulja vrste Satureja horvatii Šilić (Lamiaceae)
(Srpsko hemijsko društvo, Beograd, 2008)
The present paper describes the chemical composition and antimicrobial activity of the essential oil of the endemic species Satureja horvatii Šilić, collected in Montenegro. The essential oil was obtained from the aerial ...