فهرس المقالات Sulfanilamide حرية الوصول المقاله صفحة الملخص نص كامل 1 - Ultrasonic assisted liquid phase microextraction of Pb2+ based on deep eutectic solvent followed by electrothermal atomic absorption spectrometry Marjan Shahinfar Mahboubeh Masrournia Zahra Ahmadabadi Naseer Mohammed Ali Mohammed Muna