Jawad, R. J.; Shah Ismail, M. H.; siajam, S. I. ADSORPTION OF HEAVY METALS AND RESIDUAL OIL FROM PALM OIL MILL EFFLUENT USING NOVEL ADSORBENT OF ALGINATE AND MANGROVE COMPOSITE BEADS COATED BY CHITOSAN IN A PACKED BED COLUMN. IIUMEJ 2018, 19, 1-14.