Zoekresultaten - 5 results
CBD oils on the Belgian market: A validated MRM GC-MS/MS method for routine quality control using QuEChERS sample clean up
Journal of Pharmaceutical and Biomedical Analysis, Volume 205 (2021) Keywords: Cannabidiol CBD oils GC-MS/MS MRM Sample clean up Abstract: Quality control of CBD oils on the Belgium market showed that the ...
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 ...
Identification of Flavouring Substances of Genotoxic Concern Present in E-Cigarette Refills
genotoxic substances in e-liquid flavours. 77 e-liquids, representative for the different flavour categories, were collected on the Belgian market and screened for their chemical composition using GC- MS. By ...
Development and validation of a HS/GC-MS method for the simultaneous analysis of diacetyl and acetylpropionyl in electronic cigarette refills
analytical methods have been published for determining e-liquid compositions, but concerns exist with respect to the lack of analytical evaluation. Hence in this study, a new HS / GC- MS-based method was ...
Detection and risk evaluation of counterfeit medicines based on physico-chemical properties: the fingerprint and chemometrics approach
Therefore, when using a larger sample set including more possible sources of variation, more sophisticated detection techniques such as MS might be necessary. Chapter VIII describes the use of headspace- GC ...