Zoekresultaten - 21 results

Development, validation, and application of a multimatrix UHPLC-MS/MS method for quantification of Datura-type alkaloids in food

food, oilseeds, honey, and pulses consisted of a solid-liquid extraction with an acidified mixture of methanol and water, while an additional step of solid-phase extraction on a cation-exchange sorbent ...

Development of a reliable UHPLC-MS/MS method for simultaneous determination of zearalenone and zearalenone-14-glucoside in various feed products

impurities and enriching the target analytes in different feeds. The critical parameters affecting the performance of the solid-phase extraction (SPE) procedure were carefully optimized, and 20% acetonitrile ...

Analysis of mineral oil in food: An analytical challenge

technique (offline) can be implemented. The offline technique exists of separation of both fractions by Solid Phase Extraction (SPE) using silver nitrate/silica followed by evaporation and quantitative ...

All in one method for the analysis of multiclass food additives using UHPLC-MS/MS

in Europe. A QuEChERS based extraction has been devised using acidified acetonitrile as extraction solvent, followed by a C18 and PSA dispersive solid phase extraction step. For the development of the ...

Analytical strategies for the determination of pyrrolizidine alkaloids in plant based food and examination of the transfer rate during the infusion process

Pyrrolizidine alkaloids salads Tea transfer rate Abstract: Two sample preparation methods were developed (graphitised carbon and C18 solid phase extraction clean-up) and validated in house using liquid ...

Development and validation of a quantitative UHPLC-MS/MS method for selected brominated flame retardants in food.

acetonitrile followed by a fast dispersive solid-phase extraction (dSPE) clean-up and extraction of the other BFR s with a mixture of hexane and dichloromethane (1:1, v/v) with subsequent clean-up using ...

Brominated flame retardants in Belgian foodstuffs- recent evaluation by a novel UPLC-MS/MS method

Order performance POPULATION PRODUCTS protocol resistance result results Sample Samples seafood Solid phase extraction study survey System Tandem Mass Spectrometry UPLC-MS/MS variety work Abstract: The ...

Application of LC-MS/MS MRM to Determine Staphylococcal Enterotoxins (SEB and SEA) in Milk.

(2016) Keywords: Animals Chromatography, Liquid Enterotoxins Food Contamination milk Peptides Solid phase extraction Staphylococcus aureus Tandem Mass Spectrometry Abstract: Staphylococcus aureus is one of ...

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