References

  1. K.H. Shah, S. Ali, M. Waseem, F. Shah, M. Fahad, S. Shahida, A.M. Khan, A.R. Khan, Native and magnetic oxide nanoparticles (Fe3O4) impregnated bentonite clays as economic adsorbents for Cr(III) removal, J. Solution Chem., 48 (2019) 1640–1656.
  2. E.A. de Oliveira Farias, M.C. dos Santos, N. de Araujo Dionísio, P.V. Quelemes, J.R. de Souza Almeida Leite, P. Eaton, D.A. da Silva, C. Eiras, Layer-by-layer films based on biopolymers extracted from red seaweeds and polyaniline for applications in electrochemical sensors of chromium(VI), Mater. Sci. Eng., B, 200 (2015) 9–21.
  3. S. Pooja, P.S. Surendra, K.P. Sheetal, W.T. Yen, Health hazards of hexavalent chromium (Cr(VI)) and its microbial reduction, Bioengineered, 13 (2022) 4923–4938.
  4. N.I. Sex, Sax’s Dangerous Properties of Industrial Materials, Van Nostrand Reinhold Co., New York, 1984.
  5. W. Jin, K. Yan, Recent advances in electrochemical detection of toxic Cr(VI), RSC Adv., 5 (2015) 37440–37450.
  6. M.-N. Georgaki, M. Charalambous, Toxic chromium in water and the effects on the human body: a systematic review, J. Water Health, 21 (2023) 205–223.
  7. D. Satapathy, G.S. Natarajan, S.J. Patil, Adsorption characteristics of chromium(VI) on granular activated carbon, J. Chin. Chem. Soc., 52 (2005) 35–44.
  8. A.E. Martell, Chemistry of carcinogenic metals, Environ. Health Perspect., 40 (1981) 207–226.
  9. R. Wani, K.M. Kodam, K.R. Gawai, P.K. Dhakephalkar, Chromate reduction by Burkholderia cepacia MCMB-821, isolated from the pristine habitat of alkaline crater lake, Appl. Microbiol. Biotechnol., 75 (2007) 627–632.
  10. P. Meshram, A. Ghosh, Y. Ramamurthy, B.D.P. Abhilash, M.L. Torem, Removal of hexavalent chromium from mine effluents by ion exchange resins-comparative study of Amberlite IRA 400 and IRA 900, Russ. J. Non-Ferrous Met., 59 (2018) 533–542.
  11. H. Peng, J. Guo, Removal of chromium from wastewater by membrane filtration, chemical precipitation, ion exchange, adsorption electrocoagulation, electrochemical reduction, electrodialysis, electrodeionization, photocatalysis and nanotechnology: a review, Environ. Chem. Lett., 18 (2020) 2055–2068.
  12. G. Qin, M.J. McGuire, N.K. Blute, C. Seidel, L. Fong, Hexavalent chromium removal by reduction with ferrous sulfate, coagulation, and filtration: a pilot-scale study, Environ. Sci. Technol., 39 (2005) 6321–6327.
  13. V.E. Pakade, N.T. Tavengwa, L.M. Madikizela, Recent advances in hexavalent chromium removal from aqueous solutions by adsorptive methods, RSC Adv., 9 (2019) 26142–26164.
  14. A. Çimen, Removal of chromium from wastewater by reverse osmosis, Russ. J. Phys. Chem., A, 89 (2015) 1238–1243.
  15. Md. Nur-E-Alam, Md. Abu Sayid Mia, F. Ahmad, Md. Mafizur Rahman, An overview of chromium removal techniques from tannery effluent, Appl. Water Sci., 10 (2020) 205–210.
  16. N.F. Fahim, B.N. Barsoum, A.E. Eid, M.S. Khalil, Removal of chromium(III) from tannery wastewater using activated carbon from sugar industrial waste, J. Hazard. Mater., 136 (2006) 303–309.
  17. A. Sarı, M. Tuzen, M. Soylak, Adsorption of Pb(II) and Cr(III) from aqueous solution on Celtek clay, J. Hazard. Mater., 144 (2007) 41–46.
  18. G. Tiravanti, D. Petruzzelli, R. Passino, Pretreatment of tannery wastewaters by an ion exchange process for Cr(III) removal and recovery, Water Sci. Technol., 36 (1997) 197–207.
  19. L.H. Marcolino-Júnior, M.F. Bergamini, M.F.S. Teixeira, É.T.G. Cavalheiro, O. Fatibello-Filho, Flow injection amperometric determination of dipyrone in pharmaceutical formulations using a carbon paste electrode, Il Farmaco, 58 (2003) 999–1004.
  20. T. Prasada Rao, S. Karthikeyan, B. Vijayalekshmy, C.S.P. Iyer, Speciative determination of chromium(VI) and chromium(III) using flow-injection on-line preconcentration and flame atomic-absorption spectrometric detection, Anal. Chim. Acta, 369 (1998) 69–77.
  21. M. Sperling, S. Xu, B. Welz, Determination of chromium(III) and chromium(VI) in water using flow injection on-line preconcentration with selective adsorption on activated alumina and flame atomic absorption spectrometric detection, Anal. Chem., 64 (1992) 3101–3108.
  22. A.M. Naghmush, K. Pyrzyńska, M. Trojanowicz, Determination of chromium in different oxidation states by selective on-line preconcentration on cellulose sorbents and flow-injection flame atomic absorption spectrometry, Anal. Chim. Acta, 288 (1994) 247–257.
  23. N.E. Sodan, S.G. Elci, A.A. Kartal, A. Hol, L. Elci, Speciation and preconcentration of chromium in real samples by magnetic polythiophene nanoparticle solid-phase extraction (SPE) coupled with microsampling injection – flame atomic absorption spectrometry (FAAS), Instrum. Sci. Technol., 49 (2021) 585–603.
  24. S. Tiwari, N. Sharma, R. Saxena, Online preconcentration procedure for chromium speciation and determination in industrial water samples using flame atomic absorption spectrometry, Anal. Sci., 32 (2016) 1321–1325.
  25. Z. Bahadır, V.N. Bulut, D. Ozdes, C. Duran, H. Bektas, M. Soylak, Separation and preconcentration of lead, chromium and copper by using with the combination coprecipitation-flame atomic absorption spectrometric determination, J. Ind. Eng. Chem., 20 (2014) 1030–1034.
  26. S. Shahida, A. Ali, M.H. Khan, M.M. Saeed, Flow injection on-line determination of uranium after preconcentration on XAD-4 resin impregnated with dibenzoylmethane, J. Radioanal. Nucl. Chem., 289 (2011) 929–938.
  27. A. Ali, S. Shahida, M.H. Khan, M.M. Saeed, Online thorium determination after preconcentration in a minicolumn having XAD-4 resin impregnated with N-benzoylphenylhydroxylamine by FI-spectrophotometry, J. Radioanal. Nucl. Chem., 288 (2011) 735–743.
  28. S. Shahida, A. Ali, M.H. Khan, M.M. Saeed, Flow injection on-line spectrophotometric determination of uranium after preconcentration on XAD-4 resin impregnated with nalidixic acid, Environ. Monit. Assess., 185 (2013) 1613–1626.
  29. S. Shahida, A. Ali, M.H. Khan, On-line spectrophotometric determination of scandium after preconcentration on XAD-4 resin impregnated with nalidixic acid, J. Iran. Chem. Soc., 10 (2013) 461–470.
  30. S. Shahida, A. Ali, M.H. Khan, Flow injection on-line spectrophotometric determination of thorium(IV) after preconcentration on XAD-4 resin impregnated with oxytetracycline, J. Iran. Chem. Soc., 11 (2014) 1–8.
  31. S. Shahida, A. Ali, Determination of europium(III) in environmental samples using a flow injection analysis system with on-line preconcentration and spectrophotometric detection, J. Radioanal. Nucl. Chem., 300 (2014) 423–429.
  32. S. Shahida, M.I. Khan, S. Zafar, K.H. Shahd, U. Farooq, M. Hafeez, N. Elboughdiri, A. Shanableh, A. Abdelfattah, XAD-4 resin impregnated with oxytetracycline for the online preconcentration of zirconium(IV) from environmental and geological samples, Inorg. Nano-Metal Chem., (2022), doi: 10.1080/24701556.2023.2165678 (in press).
  33. M. Hafeez, S.A. Abbasi, M. Rafique, R. Hayder, M. Sajid, J. Iqbal, N. Ahmad, S. Shahida, Calibration-free laserinduced breakdown spectroscopic analysis of copper-rich mineral collected from the Gilgit-Baltistan region of Pakistan, Appl. Opt., 59 (2020) 68–76.
  34. K. Mumtaz, S. Iqbal, S. Shahida, M.A. Shafique, M. Wasim, B. Ahmad, Synthesis and performance evaluation of diphenylcarbazide functionalized mesoporous silica for selective removal of Cr(VI), Microporous Mesoporous Mater., 326 (2021) 111361, doi: 10.1016/j.micromeso.2021.111361.