Telkhozhayeva, M., Seilkhanova, G., Rakhym, A., Imangaliyeva, A. and Akbayeva, D. 2018. Sorption of lead and cadmium ions from aqueous solutions using modified zeolite. Chemical Bulletin of Kazakh National University. 91, 4 (Dec. 2018), 16-22. DOI:https://doi.org/https://doi.org/10.15328/cb980.