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Analysis of phenolics in wine by high performance thin-layer chromatography with gradient elution and high resolution plate imaging
(Elsevier Science BV, Amsterdam, 2015)
Health benefits of wine, especially with red wine, have been linked to the presence of a wide range of phenolic antioxidants. Thus, the aim of this study was to develop a simple, high performance thin layer chromatographic ...
Application of Analytical Quality by Design concept for bilastine and its degradation impurities determination by hydrophilic interaction liquid chromatographic method
(Elsevier Science BV, Amsterdam, 2016)
This paper deals with the development of hydrophilic interaction liquid chromatographic (HILIC) method for the analysis of bilastine and its degradation impurities following Analytical Quality by Design approach. It is the ...
Development of liquid chromatographic method for the analysis of dabigatran etexilate mesilate and its ten impurities supported by quality-by-design methodology
(Elsevier Science BV, Amsterdam, 2015)
In this paper, the development of reversed-phase liquid chromatographic method for the analysis of dabigatran etexilate mesilate and its ten impurities supported by quality by design (QbD) approach is presented. The defined ...
Quality by Design approach in the development of hydrophilic interaction liquid chromatographic method for the analysis of iohexol and its impurities
(Elsevier Science BV, Amsterdam, 2015)
This study presents the development of hydrophilic interaction liquid chromatographic method for the analysis of iohexol, its endo-isomer and three impurities following Quality by Design (QbD) approach. The main objective ...
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 ...
Chemometrically assisted development and validation of LC-MS/MS method for the analysis of potential genotoxic impurities in meropenem active pharmaceutical ingredient
(Elsevier Science BV, Amsterdam, 2017)
A sensitive Liquid Chromatography tandem mass spectrometry (LC MS/MS) method was developed and validated for the quantitative analysis of three potential genotoxic impurities (318BP, M9, S5) in meropenem Active Pharmaceutical ...
Quantitation of brinzolamide in dried blood spots by a novel LC-QTOF-MS/MS method
(Elsevier Science BV, Amsterdam, 2016)
In the current study, a rapid and sensitive LC-QTOF-MS/MS method for the determination of brinzolamide in dried blood spots (DBS) was developed and validated. This novel sample collection, storage and transfer technique ...
Hydrophilic interaction liquid chromatography in analysis of granisetron HCl and its related substances. Retention mechanisms and method development
(Elsevier Science BV, Amsterdam, 2016)
In this paper separation of granisetron and its two related substances in HILIC mode is presented. Separation was done on silica column derivatized with sulfoalkylbetaine groups (ZIC-HILIC). Firstly, retention mechanisms ...
Quantitation of pregabalin in dried blood spots and dried plasma spots by validated LC-MS/MS methods
(Elsevier Science BV, Amsterdam, 2015)
In this paper, novel LC-MS/MS methods for the determination of antiepileptic drug pregabalin in dried matrix spots (DMS) are presented. This attractive technique of sample collection in micro amount was utilized in the ...
Chaotropic salts in liquid chromatographic method development for the determination of pramipexole and its impurities following quality-by-design principles
(Elsevier Science BV, Amsterdam, 2015)
The aim of this paper is to present a development of liquid chromatographic method when chaotropic salts are used as mobile phase additives following the QbD principles. The effect of critical process parameters (column ...