Patricia Courselle works as a senior scientist in the service Medicines and Health Products of Sciensano. This service acts as the Belgian Official Medicine Control Laboratory and National Reference Laboratory for the quality control of medicines and consumer products.
HS-GC analysis is presented as an excellent method for the analysis of high volatile components in e-liquids. For the analysis of semivolatile ingredients, an additional sample preparation step is proposed based on a LLE followed by a freeze-out of the matrix components.