2025. EFFECT OF CRITICAL BATCH VARIABLES ON THE EFFICIENCY AND KINETICS OF ADSORPTION OF NI (II) ONTO CARBONIZED AND UNCARBONIZED PALM KERNEL CHAFF. Nigerian Journal of Technology. 43, 4 (Jan. 2025), 795 – 806. DOI:https://doi.org/10.4314/njt.v43i4.20.