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High performance thin layer chromatography (HPTLC) and high performance liquid chromatography (HPLC) for the qualitative and quantitative analysis of Calendula officinalis-Advantages and limitations
(Elsevier Science BV, Amsterdam, 2014)
Chromatography techniques such as HPTLC and HPLC are commonly used to produce a chemical fingerprint of a plant to allow identification and quantify the main constituents within the plant. The aims of this study were to ...
Comparative in vitro studies of the biological potential and chemical composition of stems, leaves and berries Aronia melanocarpa's extracts obtained by subcritical water extraction
(Pergamon-Elsevier Science Ltd, Oxford, 2018)
Preparation of functional products as well as natural-based products requires non-toxic but effective extraction techniques. In this study, subcritical water extraction was used for the extraction of different aronia parts ...
Application of central composite design and structural analysis to the optimization of HPLC method for simultaneous analysis of hydrochlorothiazide, amlodipine besylate and valsartan
(Ios Press, Amsterdam, 2018)
Central composite experimental design was used for fast, simple, and accurate high-performance liquid chromatography (HPLC) determination of hydrochlorothiazide, amlodipine and valsartan in combined dosage forms. This ...
Development of a novel RP-HPLC method for the efficient separation of aripiprazole and its nine impurities
(Wiley-VCH Verlag GMBH, Weinheim, 2013)
The development of an RP-HPLC method for the separation of aripiprazole and its nine impurities was performed with the use of partial least squares regression, response surface plot methodology, and chromatographic response ...
Bioactivity assays on Carlina acaulis and C. acanthifolia root and herb extracts
(Inst Materials Physics, Bucharest, 2012)
The present study describes investigation on chemical profile and pharmacological properties of hydromethanolic extracts of Carlina acaulis and C. acanthifolia roots and herbs. In order to investigate the antioxidant ...
Quantitative structure retention relationship modeling in liquid chromatography method for separation of candesartan cilexetil and its degradation products
(Elsevier Science BV, Amsterdam, 2015)
Artificial neural network (ANN) is a learning system based on a computation technique, which was employed for building of the quantitative structure-retention relationship (QSRR) model for candesartan cilexetil and its ...
The analysis of tocopherol content in sunflower and olive oils before and after thermal treatment / Analiza sadržaja tokoferola u jestivom ulju pre i posle termičkog tretmana
(Društvo za ishranu Srbije, Beograd, 2010)
Vegetable oils have high vitamin E content. Depending on their production and consumption vitamin E can be preserved or diminished. There is an increasing number of vegetable oils offered in domestic market declared with ...
The Chemometric Study and Quantitative Structure Retention Relationship Modeling of Liquid Chromatography Separation of Ziprasidone Components
(Bentham Science Publ Ltd, Sharjah, 2012)
Optimization of the experimental conditions of a novel HPLC method for determination of the impurity levels with ziprasidone (in bulk substance and pharmaceutical dosage forms) was performed with use of Multi-Layer Perceptron ...
An Improved HPLC Method for Simultaneous Analysis of Losartan Potassium and Hydrochlorothiazide with the Aid of a Chemometric Protocol
(Springer Heidelberg, Heidelberg, 2013)
An experimental design method was used for fast, simple, and accurate high-performance-pressure liquid chromatograpy (HPLC) determination of losartan and hydrochlorothiazide in combined dosage forms. This method avoids the ...
Chemical, antioxidant and antimicrobial analysis of the essential oil and extract of artemisia alba tura
(Inst Materials Physics, Bucharest, 2013)
This study examines the essential oil and the ethanol extract of Artemisia alba Turra herb, in terms of chemical composition, antioxidant and antimicrobial activities in order to select the active pharmacological isolate ...