فهرس المقالات Veisi Hojat المقاله 1 - Magnetic solid-phase extraction and Uv/vis Spectrophotometric determination of trace amount of Copper in vegetable and fruit samples after preconcentration of its Pentetate complex 10.22034/jna.2018.565390.1083 Hojjat Veisi Fatemeh Parvizi Mohammad Reza Abdi Journal of Nanoanalysis , ستأتي المقالات قريبًا المقاله 2 - Magnetic solid-phase extraction and Uv/vis Spectrophotometric determination of trace amount of Copper in vegetable and fruit samples after preconcentration of its Pentetate complex 10.22034/jna.2018.543609 Hojjat Veisi Fatemeh Parvizi Mohammad Reza Abdi Journal of Nanoanalysis , العدد 4 , السنة 5 , تابستان 2018