Enrichment of perfluorinated alkyl substances on polyethersulfone using 1-methylpyperidine as ion-pair reagent for the clean-up of carrot and amended soil extracts

1. Bizkarguenaga, E.
2. Zabaleta, I.
3. Iparraguirre, A.
4. Aguirre, J.
5. Fernández, L.Á.
6. Berger, U.
7. Prieto, A.
8. Zuloaga, O.