Onwuka Maduabuchi 2026. AN EXAMINATION OF SELECTED WELL WATERS FOR PHYSIOCHEMICAL AND HEAVY METALS IN ZAAKPON COMMUNITY, KHANA LGA, RIVERS STATE, NIGERIA. International Journal of Chemistry & Materials Sciences (IJCMS). 11, 1 (May 2026), 49–56. DOI:https://doi.org/10.58885/ijcms.v11i1.49.om.