& Faisal, A. 2020. REMOVAL OF LEAD IONS FROM AQUEOUS SOLUTION USING GRANULAR IRON SLAG BYPRODUCT AS PERMEABLE REACTIVE BARRIER. IRAQI JOURNAL OF AGRICULTURAL SCIENCES. 51, 2 (Apr. 2020), 723–733. DOI:https://doi.org/10.36103/ijas.v51i2.1000.