Fig. 7. Mean aqueous equilibrium concentrations estimated according to Raoult's law and mean measured concentrations of the single PAH in the filtrate. Slow column: solid triangles; fast column: solid circles; Naphthalene (Nap), Acenaphthylene (Acy), Acenaphthene (Ace), Fluorene (Flr), Phenanthrene (Phe), Anthracene (Ant), Fluoranthene (FlA), Pyrene (Pyr), Benz[a]anthracene (BaA), Chrysene (Chr), Benzo[b]fluoranthene (BbFlA), Benzo[k]fluoranthene (BkFlA), Benzo[a]pyrene (BaP), Indeno[1,2,3-c,d]pyrene (IcdP), Dibenz[a,h]anthracene (DahA), Benzo[g,h,i]perylene (BghiP).