Oghenekohwiroro, E., Nnamdi, C. N., Toritseju, M. E., Ozichi, E. A. and Efe, J. I. (2023) “Solid Phase Extraction and Its Possible Application in the Pre-Analysis of Organochlorines (OCs) and Polychlorinated Biphenyl (PCBs) Using Different Solvent Variables”, European Journal of Science, Innovation and Technology, 3(4), pp. 245-256. Available at: https://ejsit-journal.com/index.php/ejsit/article/view/255 (Accessed: 22July2024).