Utilization of an ionic liquid in situ preconcentration method for the determination of the 15 + 1 European Union polycyclic aromatic hydrocarbons in drinking water and fruit-tea infusions

1. Germán-Hernández, M.
2. Crespo-Llabrés, P.
3. Pino, V.
4. Ayala, J.H.
5. Afonso, A.M.