Zoekresultaten - 43 results

Does arsenic pose a health concern after consumption of clay products?

38, Issue 1, Number 124 (2021) Keywords: Arsenic Dietary Supplements heavy metals HPLC ICP-MS Abstract: Clay products for oral use form a particular group of food supplements in relation to potential ...

Chemical and toxciological characterization of e-liquid cigarettes

methods were developed for the quantitative determination of nicotine and its related impurities (HPLC- DAD) and for the flavours diacetyl and acetylpropionyl (HS / GC- MS). Also, screening methods were ...

In vitro antigenotoxic activity, in silico ADME prediction and protective effects against aflatoxin B1 induced hepatotoxicity in rats of an Erythrina latissima stem bark extract

latissima stem bark extracts (ELBE) may counteract the in vivo hepatotoxic effects of aflatoxins, contaminants in food and feed. An HPLC- DAD method was developed and validated to determine the level of ...

A comparative study on chemical composition, antibiofilm and biological activities of leaves extracts of four Tunisian olive cultivars

‘Meski’, ‘Oueslati’ and ‘Jarboui’. By means of standardized methods, total phenols were determined and some of them characterized by HPLC. The total phenols and flavonoids contents were found to be the ...

Arsenic Speciation Analysis Elucidates the Risk Assesment of Food Supplements with Ingredients of Marine Origin. 9th Nordic Conference on plasma spectrochemistry

toxicity, such as arsenosugars and arsenolipids which can occur in marine matrices, in particular in algae. Analysis of As i in algae by HPLC- ICP- MS is complicated by the presence of arsenosugars in these ...

Chromatographic fingerprinting as a strategy to identify regulated plants in illegal herbal supplements.

explore the potential use of chromatographic fingerprinting to identify plants present in herbal preparations intended for the treatment of ED. To achieve this goal, a HPLC- PDA and a HPLC- MS method were ...

Chromatographic impurity fingerprinting of genuine and counterfeit Cialis® as a means to compare the discriminating ability of PDA and MS detection.

is a very important topic. During this study a High Performance Liquid Chromatography-Photodiode Array (HPLC- PDA) and a High Performance Liquid Chromatography — Mass Spectrometry (HPLC- MS) method ...

Screening of herbal preparations for the presence of plant material regulated by law using HPLC-DAD and HPLC-MS

Publication Type: Dissertation Authors: Van Praag, N Source: UA, Antwerp, Belgium, p.NA (2016) Accession Number: NA Keywords: herbal preparations HPLC-DAD HPLC-MS SCREENING Health Topics:  ...

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 ...

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