@article{paperid:1025755, author = {Sarafraz Yazdi, Ali and Ghaemi, Ferial and Amiri, Amirhassan}, title = {Comparative study of the sol–gel based solid phase microextraction fibers in extraction of naphthalene, fluorene, anthracene and phenanthrene from saffron samples extractants}, journal = {Microchimica Acta}, year = {2012}, volume = {176}, number = {1}, month = {January}, issn = {0026-3672}, pages = {317--325}, numpages = {8}, keywords = {Keywords Polycyclic aromatic hydrocarbons . SPME . GC–FID . Sol–gel technique . Multi-walled carbon nanotubes (MWCNTs) . Saffron}, }