%0 Conference Proceedings %T Ion pair-dispersive liquid-liquid microextraction of trace amounts of antimony and its determinate by uv-visb spectrophotometery in real samples %A CHamsaz, Mahmod %A Ashraf, Narjes %A Mohamadi, Zahra %J نوزدهمین سمینار شیمی تجزیه ایران %D 2013