3. Turabdzhanov S.M., Nazirov Z., Turaeva D., Rakhimova L.S. Perspective Wastewater Treatment from Cu2+ Ions in the Mining Industry IV th International Innovative Mining Symposium E3S Web of Conferences 105, 02025 (2019) https://doi.org/10.1051/e3sconf/201910502025

1. Shamsiev Sh.d., Guro V.P., Yusupov F.M. Hydrogen sodium water purification US Mubarek gaz processing plant. International scientific review. 2019. №lxv. Url: https://cyberleninka.ru/article/n/ochistka-ot-serovodoroda-kislyh-vod-udp-mubarekskiy-gazopererabatyvayuschiy-zavod

2. Yusupov F.M., Guro V.P., Shamsiev Sh.d. Technological solutions for Uzbekistan gas fields’ reservoir waters cleaning from hydrogen sulfide. 2019. № 10 (64). URL: https://7universum.com/ru/nature/archive/item/7782

4. Turabdzhanov S.M., Kedelbaev B.Sh., Kushnazarov P.I., Badritdinova F.M., Ponamaryova T.V., Rakhimova L.S. A new approach to the synthesis of polycondensation ion-exchange polymers for wastewater treatment. News of the national academy of sciences of the republic of Kazakhstan series of geology and technical sciences. 2019. 4(439) Vol.1., pp.92-99. ISSN 2224-5278 https://doi.org/10.32014/2018.2518-170X

5. Alekseev V.N. Quantitative analysis. Moscow, Chemistry, 2019. - 254 p. ISBN 5-7245-0554-1

6. Nikolaeva V.I., Buvakov K.V., Dolgikh A.Yu. Water softening by ion exchange. Tomsk Polytechnic University. - Tomsk: Publishing house of the Tomsk Polytechnic University, 2016 .- 21 p.

7. Yamanaka K. Ion-Exchange Resins. In: Kobayashi S., Müllen K. (eds) Encyclopedia of Polymeric Nanomaterials. Springer, Berlin, Heidelberg. 2015. https://doi.org/10.1007/978-3-642-29648-2_131

8. J Greenman, J Duffield, P Spencer, M Rosenberg, D Corry, S Saad, P Lenton, G Majerus, S Nachnani, M El-Maaytah. Study on the organoleptic intensity scale for measuring oral malodor. Journal of Dental Research. 2004. No 1. Vol.83. pp.81-5. https://doi.org/ 10.1177/154405910408300116

9. Sobol I.V., Rodionova L.Ya. Ion-exchange resin applicability for hydropectin refinery processNews of State University of Kasnador 2019. No 6. Vol147. URL: https://cyberleninka.ru/article/n/vozmozhnost-ispolzovaniya-ionoobmennyh-smol-dlya-ochistki-gidratopektinov

10. Abdrakhmanova R.N, Nefedjev A.P, Abdrakhmanov RN. Overview of methods for removing sulfates from mine waters. Actual problems of miring, 2018, no. 5, pp. 38-43.

11. Marree J.P. and Du Plessis P. 1994 Neutralization of acid mine water with caldum carbonate. Water Sdence & Technology, 29:285-296.

12. Maximum permissible concentration (MPC) of chemical substances in water of water objects of household water use and cultural and general water use. Hygienic regulations GN 2.1.5.1315-03. (approved by the Chief State Medical Officer of the RF April 30, 2003 No. 78) http://www.dioxin.ru/doc/gn2.1.5.1315-03.htm

13. Jachula J., Kolodynska D., Hubicki Z. Sorption of Cu(II) and Ni(II) ions in presence of novel chelating agent methylglycinediacetic acid by microporous ion exchangers and sorbents from aqueous solutions. Cent. Eur. J. Chem, 2011. No 9. Vol 1. pp. 52-65. https://doi.org/10.2478/s11532-010-0115-y.

14. Kolodynska D. Cu(II), Zn(II), Ni(II), and Cd(II) Complexes with HEDP Removal from Industrial Effluents on Different Ion Exchangers, Ind. Eng. Chem. Res. 2010. No 5. Vol.49.2388-2394. https://doi.org/10.1021/ie9014414.

15. Hu F., Hu H., Hu J., Zhu S., Yang J., Wang Y. Improving selective separation of Cu(II) from acidic polymetallic media with 2-ethylhexyl 4-pyridinecarboxylate ester: extraction behaviors, coordination structure and microscopic mechanism. J. Mol. Liquids. 2017. Vol. 248. pp.1050-1058. https://doi.org/10.1016/j.molliq.2017.10.143

16. Bektenov N.A., Murzakassymova N.C., Gavrilenko M.A., Nurlybayeva А.N. Production of sulfocationite by modification of natural coal with concentrated sulfuric acid. News of the National Academy of Science of the Republic of Kazakhstan. Chemistry and Technology. 2020. No 3. Vol.441. pp.104–109. https://doi.org/:10.32014/2020.2518-1491.50