Search results - 2 results
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 ...