References

  1. B. Wionczyk, R. Cierpiszewski, A. Molc, K. Prochaska, Studies on the kinetics and equilibrium of the solvent extraction of chromium(III) from alkaline aqueous solutions of different composition in the system with Aliquat 336, J. Hazard. Mater., 198 (2011) 257–268.
  2. B. Wionczyk, W. Apostoluk, W. Charewicz, Solvent extraction of chromium (III) from spent tanning liquors with Aliquat 336, Hydrometallurgy, 82 (2006) 83–92.
  3. B. Wionczyk, W. Apostoluk, W. Charewicz, Z. Adamsk, Recovery of chromium(III) from wastes of uncolored chromium leathers. Part II. Solvent extraction of chromium(III) from alkaline protein hydrolyzate, Sep. Purif. Technol., 81 (2011) 237–242.
  4. S. Kalidhasan, S. Sricharan, M. Ganesh, N. Rajesh, Liquid–liquid extraction of chromium(VI) with tricaprylmethylammonium chloride using isoamylalcohol as the diluent and its application to industrial effluents, J. Chem. Eng. Data, 55 (2010) 5627–5633.
  5. W. Zhang, J. Liu, Z. Ren, C. Du, J. Ma, Solvent extraction of chromium(VI) with tri-n-butyl phosphate from aqueous acidic solutions, J. Chem. Eng. Data, 52 (2007) 2220–2223.
  6. E.A. Fouad, H.-J. Bart, Emulsion liquid membrane extraction of zinc by a hollow-fiber contactor, J. Membr. Sci., 307 (2008) 156–168.
  7. L. Zhao, D. Fei, Y. Dang, X. Zhou, J. Xiao, Studies on the extraction of chromium(III) by emulsion liquid membrane, J. Hazard. Mater., 178 (2010) 130–135.
  8. R.A. Kumbasar, Extraction of chromium (VI) from multicomponent acidic solutions by emulsion liquid membranes using TOPO as extractant, J. Hazard. Mater., 167 (2009) 1141–1147
  9. M. Chiha, M.H. Samar, O. Hamdaoui, Extraction of chromium(VI) from sulphuric acid aqueous solutions by a liquid surfactant membrane (LSM), Desalination, 194 (2006) 69–80.
  10. R.K. Goyal, N.S. Jayakumar, M.A. Hashim, Chromium removal by emulsion liquid membrane using [BMIM]+[NTf2]− as stabilizer and TOMAC as extractant, Desalination, 278 (2011) 50–56.
  11. A. Choudhury, S. Sengupta, C. Bhattacharjee, S. Datta, Extraction of hexavalent chromium from aqueous stream by emulsion liquid membrane (ELM), Sep. Purif. Technol., 45 (2010) 178–185.
  12. M. Rajasimman, R. Sangeetha, P. Karthik, Statistical optimization of process parameters for the extraction of chromium(VI) from pharmaceutical wastewater by emulsion liquid membrane, Chem. Eng. J., 150 (2009) 275–279.
  13. S. Nosrati, N.S. Jayakumar, M.A. Hashim, Extraction performance of chromium (VI) with emulsion liquid membrane by Cyanex 923 as carrier using response surface methodology, Desalination, 266 (2011) 286–290.
  14. R.K. Goyal, N.S. Jayakumar, M.A. Hashim, A comparative study of experimental optimization and response surface optimization of Cr removal by emulsion ionic liquid membrane, J. Hazard. Mater., 195 (2011) 383–390.
  15. R.K. Goyal, N.S. Jayakumar, M.A. Hashim, Emulsion stabilization using ionic liquid [BMIM]+[NTf2]− and performance evaluation on the extraction of chromium, J. Hazard. Mater., 195 (2011) 55–61.
  16. R. A. Kumbasar, Selective extraction and concentration of chromium(VI) from acidic solutions containing various metal ions through emulsion liquid membranes using Amberlite LA-2, J. Ind. Eng. Chem., 16 (2010) 829–836.
  17. M.G. García, A.O. Acosta, J. Marchese, Emulsion liquid membrane pertraction of Cr(III) from aqueous solutions using PC-88A as carrier, Desalination, 318 (2013) 88–96.
  18. H.Y. Yen, C.P. Lin, Adsorption of Cd(II) from wastewater using spent coffee grounds by Taguchi optimization, Desal. Wat. Treat., 57 (2016) 11154–11161.
  19. R. Parvizi, J.V. Khaki, M.H. Moayed, M.R. Ardani, Hydrometallurgical extraction of vanadium from mechanically, milled oil-fired fly ash: analytical process optimization by using Taguchi design method, Metall. Mater. Trans. B, 43 (2012) 1269–1276.
  20. A. Kundua, B.S. Guptab, M.A. Hashim, G. Redzwan, Taguchi optimization approach for chromium removal in a rotating packed bed contractor, J. Taiwan Inst. Chem. Eng., 57 (2015) 91–97.
  21. M. Dehghani, S. Behzadi, M.S. Sekhavatjou, Optimizing Fenton process for the removal of amoxicillin from the aqueous phase using Taguchi method, Desal. Wat. Treat., 57 (2016) 6604–6613.
  22. N. Ziaeifar, M. Khosravi, M.A. Behnajady, M.R. Sohrabi, N. Modirshahla, Optimizing adsorption of Cr(VI) from aqueous solutions by NiO nanoparticles using Taguchi and response surface methods, Water Sci. Technol., 72 (2015) 721–729.
  23. H.Y. Yen, J.Y. Li, Process optimization for Ni(II) removal from wastewater by calcined oyster shell powders using Taguchi method, J. Environ. Manage., 161 (2015) 344–349.
  24. A. Kargari, T. Kaghazchi, M. Sohrabi, M. Soleimani, Batch extraction of gold(III) ions from aqueous solutions using emulsion liquid membrane via facilitated carrier transport, J. Membr. Sci., 233 (2004) 1–10.
  25. E. Mohagheghi, I. Alemzadeh, M. Vossoughi, Study and optimization of amino acid extraction by emulsion liquid membrane, Sep. Sci. Technol., 43 (2008) 3075–3096.
  26. S.M. Mousavi, S. Kiani, F.M. Razavi, A. Hemati, B. Abbasi, Extraction of arsenic(V) from water using emulsion liquid membrane, J. Dispersion Sci. Technol., 33 (2012) 123–129.
  27. M.E. Nasab, A. Sam, S.A. Milani, Determination of optimum process conditions for solvent extraction of thorium using Taguchi method, J. Radioanal. Nucl. Chem., 287 (2011) 239–245.
  28. M. Kul, Ü. Çetinkaya, Application of the Taguchi orthogonal array design to Cr (VI) solvent extraction, Miner. Metall. Process., 27 (2010) 102–109.
  29. J. Moghaddama, R. Sarraf-Mamoory, M. Abdollahy, Y. Yamini, Purification of zinc ammoniacal leaching solution by cementation: determination of optimum process conditions with experimental design by Taguchi’s method, Sep. Purif. Technol., 51 (2006) 157–164.
  30. P.J. Ross, Taguchi Techniques for Quality Engineering, 2nd ed., McGraw-Hill, New York, 1996.
  31. M.R. Sohrabi, S. Jamshidi, A. Esmaeilifar, Cloud point extraction for determination of Diazinon: optimization of the effective parameters using Taguchi method, Chemometr. Intell. Lab. Syst., 110 (2012) 49–54.