1 23 Journal of the Iranian Chemical Society ISSN 1735-207X J IRAN CHEM SOC DOI 10.1007/s13738-014-0413-y Arsenic removal from water/wastewater using nanoparticle-assisted hollow fiber solid-phase microextraction combined with hydride generation–atomic fluorescence spectroscopy Zarrin Es’haghi, Shakiba Taghizade & Alireza Mazloomi-Bajestani