Zoekresultaten - 17 results

Analysis of illegal peptide drugs via HILIC-DAD-MS.

weight of less than 5kDa. Most of them are meant for subcutaneous injection and are easily accessible via the internet. In recent years, different methods based on reversed phase liquid chromatography have ...

Ontwikkeling van een HILIC-PDA methode voor de detectie van illegale polypeptiden

polypeptiden kan detecteren. De meest gebruikte vorm van chromatografie bij de analyse van illegale polypeptiden is Reversed-Phase High Performance Liquid Chromatography (RP- HPLC) gekoppeld aan ...

Selenium bioaccessibility and bioavailability in Se-enriched food supplements.

1 (2013) Keywords: Biological Availability Chromatography, High Pressure Liquid Chromatography, Reverse-Phase Dietary Supplements Digestion Food, Fortified Gastrointestinal Tract Humans Intestinal Absorption ...

Orthogonal chromatographic descriptors for modelling caco-2 drug permeability

The use of chromatographic descriptors as alternative for Caco-2 permeability in drug absorption screening was evaluated. Therefore, retentions were measured on 17 Reversed-Phase Liquid Chromatographic ...

Determination of Glyphosate and Its Metabolite AMPA (Aminomethylphosphonic Acid) in Cereals After Derivatization by Isotope Dilution and UPLC-MS/MS

derivatization with 9-fluorenylmethyl chloroformate followed by separation with a conventional reversed-phase rapid chromatography used in daily routine analysis and detection by electrospray ionization tandem ...

Development of a fast analytical method for the determination of sudan dyes in chili- and curry-containing foodstuffs by high-performance liquid chromatography-photodiode array detection

a photodiode array detector. The chromatographic separation is carried out on a reverse phase C18 column with an isocratic mode using a mixture of acetonitrile and water. An “in-house” validation was achieved in ...

Characterisation of reversed-phase liquid chromatographic columns by chromatographic tests. Rational column classification by a minimal number of column test parameters

carried out on 69 reversed-phase liquid chromatography (RP- LC) columns. This paper focuses on the classification of RP- LC stationary phases based on chromatographic parameters. A chemometric study was ...

Characterisation of reversed-phase liquid chromatographic columns by chromatographic tests. Evaluation of 36 test parameters: repeatability, reproducibility and correlation

J.Chromatogr.A, Volume 977, Issue 1, Number 58, p.39- 58 (2002) Keywords: article AS Belgium Chromatography,High Pressure Liquid European EVALUATION general im instrumentation IS journal measurement method ON Paper ...

Culture filtrate specific H-2(b) restricted CD8+ T cells activated in vivo by Mycobacterium tuberculosis or bovis BCG recognize a restricted number of immunodominant peptides.

sensitize RMA-S cells for recognition by culture filtrate-specific cytolytic T cells. Peptides were subsequently fractionnated by reverse-phase high performance liquid chromatography and the main biological ...

Minimal number of chromatographic test parameters for the characterisation of reversed-phase liquid chromatographic stationary phases

Volume 954, Issue 1-2, Number 114, p.99- 114 (2002) Keywords: analysis article AS Belgium Chromatography,High Pressure Liquid classification data Hydrogen-Ion Concentration im instrumentation IS journal ...

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