Kpea-ue, . M.L., Onuoha, W.F. , Ikechi, I. and Jackson, A. 2026. Plantain peel ash as a natural retarder for controlling thickening time in saline contaminated cement slurries . International Journal of Chemical and Process Engineering Research. 13, 1 (Mar. 2026), 26–49. DOI:https://doi.org/10.18488/65.v13i1.4844.