فهرس المقالات SA-DLLME حرية الوصول المقاله صفحة الملخص نص كامل 1 - The application of Flame Atomic Absorption Spectrometry to evaluate Lead (II) in Vegetable Samples after Its Preconcentration by SA-DLLME Sajda .S. Affat 10.22034/jchr.2022.693103