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Résultats de la recherche - 64 results
The use of nitrous oxide whippets as a recreational drug: Hidden health risks.
containing metallic particles. This contamination was investigated using liquid chromatography-, gas chromatography- and inductively coupled plasma-mass spectrometry (ICP- MS) and optical emission spectrometry ...
Full Characterisation of Heroin Samples Using Infrared Spectroscopy and Multivariate Calibration
100.0, 75.0 and 95.5%, respectively. For regression, a root mean squared error of prediction (RMSEP) of 0.04 was obtained, pointing at good predictive properties. Furthermore, during mass spectrometric ...
Factors influencing SARS-CoV-2 infection rate in Belgian nursing homes’ residents during the first wave of COVID-19 pandemic
(2022) Keywords: COVID-19 long-term care facilities Abstract: In April 2020, Belgium experienced high numbers of fatal COVID-19 cases among nursing home (NH) residents. In response, a mass testing campaign ...
The analysis of cannabinoids in e-cigarette liquids using LC-HRAM-MS and LC-UV.
Cannabinoids cannabis Chromatography, Liquid Dronabinol Electronic Nicotine Delivery Systems Mass Spectrometry Abstract: The use of cannabidiol or CBD products has skyrocketed in the last five years due to the ...
Challenges in Drug Surveillance: Strengthening the Analysis of New Psychoactive Substances by Harmonizing Drug Checking Services in Proficiency Testing.
Blanckaert; Eric Deconinck Source: Int J Environ Res Public Health, Volume 20, Issue 5 (2023) Keywords: Chromatography, Liquid Gas Chromatography-Mass Spectrometry harm reduction Humans psychotropic drugs ...
Clustering of Tadalafil API Samples According to their Manufacturer in the Context of API Falsification Detection
falsified samples. In total, 46 tadalafil API samples from 13 different manufacturers were collected. For all samples fingerprint data was collected through analysis of impurities and residual solvents, mass ...
Multidimensional Fingerprint Development for the Detection of Tribulus terrestris in Plant Food Supplements
nm, which is useful for visual inspection. In a second step, mass spectrometric (MS) measurements using a time of flight analyzer were performed. This was done in order to further confirm the presence ...
CHROMATOGRAPHIC FINGERPRINT DEVELOPMENT FOR THE DETECTION OF TRIBULUS TERRESTRIS IN PLANT FOOD SUPPLEMENTS
by preparing triturations of TT with herbal matrices in varying ratios (½, ⅕, 1/10, 1/15, ½0). Twenty unknown samples were screened for TT and further confirmation was carried out by UH ¨ PLC-mass ...
Contents of Amoxicillin Drugs Dispensed in Goma, Democratic Republic of Congo
High Performance Liquid Chromatography coupled with tandem mass spectrophotometry (UHPLC- MS / MS) and diode array detection (UHPLC- DAD). Nine of the 24 samples fulfilled the WHO criteria of counterfeit ...
Evaluation of dog vaccination schemes against rabies in Kinshasa, Democratic Republic of the Congo.
based on annual mass vaccination of dogs appears to be costly and cumbersome. Given the existence of different risk zones for rabies transmission, the present study aimed at proposing risk-based ...