فهرست مقالات vegetable and fruit samples دسترسی آزاد مقاله صفحه چکیده متن کامل 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 Hojjat Veisi Fatemeh Parvizi Mohammad Reza Abdi 10.22034/jna.2018.565390.1083 دسترسی آزاد مقاله صفحه چکیده متن کامل 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 Hojjat Veisi Fatemeh Parvizi Mohammad Reza Abdi 10.22034/jna.2018.543609