Zoekresultaten - 46 results

THE ANALYSIS OF ILLICIT DRUGS COLLECTED DURING A SUMMER FESTIVAL AND EVALUATION OF THE NARCOREADER FOR ON-SITE ANALYSIS OF MDMA

identification ketamine MDMA mid-IR Narcoreader near-IR On-site Quantification RAMAN UV spectroscopy Abstract: Background: The most used on-site methods to identify illicit drugs consist of color tests or ...

Occurrence of microcystin congeners in surface waters and food in Belgium as a source of exposure to humans

cyanotoxins in food, drinking and recreational water are available in Belgium. Among the main reasons for this data shortage is a lack of publicly sourced, reliable methods to analyze cyanotoxins in food and ...

Development of strain-level shotgun metagenomics approaches to detect and characterize microbiological contaminants in the context of food safety

It was proven that whole genome sequencing has a higher resolution than any combination of tests carried out so far. But the isolation is not always possible, and it is time-consuming. A new method ...

CHROMATOGRAPHIC FINGERPRINT DEVELOPMENT FOR THE DETECTION OF TRIBULUS TERRESTRIS IN PLANT FOOD SUPPLEMENTS

Liquid Chro-matography- Diode-Array detector (UHPLC – DAD) and evaluated the presence of TT in 20 unknown illegal plant food supplements by using the developed fingerprinting method. Method: UHPLC- DAD was ...

Development and validation of qualitative and semiquantitative methods for the analysis of phthalates and benzophenone in e-liquids

Publication Type: Dissertation Authors: Alban Morue; Sophia Barhdadi Source: UCL, Ottignies-Louvain-la-Neuve, Belgium, p.57 (2022) Keywords: e-cigarette Endocrine disruptors phtalates Health Topics:  E-cigarette E-sigaret E-cigarette Manuscript versions:  ...

Acid digestion of nonwoven textiles for measuring their trace element content by ICP techniques

Protocol exchange (2022) Keywords: Acid digestion Face mask microwave Nanoparticles nonwoven textile Abstract: We present herein a digestion method based on high-temperature (260 °C) microwave heating and ...

Development of a data-intensive centralized system for surveillance and outbreak investigation of bacterial pathogens using whole-genome sequencing

routine public health surveillance of bacterial pathogens by developing and integrating data analysis methods that fulfill the requirements of a public health institute. Additionally, the developed methods ...

Development of vibrational spectroscopic methods combined with chemometrics for the detection and quantification of nicotine in e-liquids.

be respected (< 20mg/ml). The main objective of this paper is to develop a handheld NIR, Raman or SERS spectroscopic method combined with chemometrics (PLS and PCA) for detection and quantification ...

Chemical and toxciological characterization of e-liquid cigarettes

e-liquid refills. First, a comprehensive literature search was performed to obtain an overview about the chemical composition of the e-liquids and the analytical methods used for their detection. Although the ...

Bepaling van spoorelementen in diverse matrices met spectrometische technieken.

elaboration of (new) legislations for products on the Belgian (or European) market. Method During the bachelor thesis we worked on 2 projects regarding the determination of trace elements: 1. Food enzyme ...

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