1. B. Qu, Y. Zhang, S. Kang, M. Sillanpää, Water quality in the Tibetan Plateau: Major ions and trace elements in rivers of the “Water Tower of Asia”, Sci. Total Environ., 649 (2019) 571–581.
  2. S. Muhammad, M.T. Shah, S. Khan, Health risk assessment of heavy metals and their source apportionment in drinking water of Kohistan region, northern Pakistan, Microchem. J., 98 (2011) 334–343.
  3. J.M. Sieliechi, G.J. Kayem, I. Sandu, Effect of water treatment residuals (aluminum and iron ions) on human health and drinking water distribution systems, Int. J. Conserv. Sci., 1 (2010) 175–182.
  4. C.F. Carolin, P.S. Kumar, A. Saravanan, G.J. Joshiba, Mu. Naushad, Review; Efficient techniques for the removal of toxic heavy metals from aquatic environment: A review, J. Environ. Chem. Eng., 5 (2017) 2782–2799.
  5. L.V.A. Gurgel, O.K. Junior, R.P. de Freitas Gil, L.F. Gil, Adsorption of Cu (II), Cd (II), and Pb (II) from aqueous single metal solutions by cellulose and mercerized cellulose chemically modified with succinic anhydride, Bioresour. Technol., 99 (2008) 3077–3083.
  6. Y. Assem, R.E. Abou-Zeid, K.A. Ali, S. Kamel, Synthesis of acrylate-modified cellulose via raft polymerization and its application as efficient metal ions adsorbent, Egypt J. Chem., 62 (2019) 85–96.
  7. S. Schiewer, A. Balaria, Biosorption of Pb2+ by original and protonated citrus peels: Equilibrium, kinetics, and mechanism, Chem. Eng. J., 146 (2009) 211–219.
  8. V. Gupta, A. Nayak, Cadmium removal and recovery from aqueous solutions by novel adsorbents prepared from orange peel and Fe2O3 nanoparticles, Chem. Eng. J., 180 (2012) 81–90.
  9. A. Salem, R.A. Sene, Removal of lead from solution by combination of natural zeolite–kaolin–bentonite as a new low-cost adsorbent, Chem. Eng. J., 174 (2011) 619–628.
  10. D. Kołodyńska, Chitosan as an effective low-cost sorbent of heavy metal complexes with the polyaspartic acid, Chem. Eng. J., 173 (2011) 520–529.
  11. E. Repo, J.K. Warchol, T.A. Kurniawan, M.E. Sillanpää, Adsorption of Co (II) and Ni (II) by EDTA-and/or DTPA-modified chitosan: kinetic and equilibrium modeling, Chem. Eng. J., 161 (2010) 73–82.
  12. X. Li, Y. Li, Z. Ye, Preparation of macroporous bead adsorbents based on poly (vinyl alcohol)/chitosan and their adsorption properties for heavy metals from aqueous solution, Chem. Eng. J., 178 (2011) 60–68.
  13. J. Virkutyte, E. Van Hullebusch, M. Sillanpää, P. Lens, Copper and trace element fractionation in electrokinetically treated methanogenic anaerobic granular sludge, Environ. Pollut., 138 (2005) 517–528.
  14. A. Bhatnagar, M. Sillanpää, Utilization of agro-industrial and municipal waste materials as potential adsorbents for water treatment—A review, Chem. Eng. J., 157 (2010) 277–296.
  15. D. Zhao, S. Chen, S. Yang, X. Yang, S. Yang, Investigation of the sorption behavior of Cd(II) on GMZ bentonite as affected by solution chemistry, Chem. Eng. J., 166 (2011) 1010–1016.
  16. Y. Chen, B. Zhu, D. Wu, Q. Wang, Y. Yang, W. Ye, J. Guo, Eu(III) adsorption using di(2-thylhexly) phosphoric acid-immobilized magnetic GMZ bentonite, Chem. Eng. J., 181–182 (2012) 387–396.
  17. E.M. Soliman, S.A. Ahmed, A.A. Fadl, Reactivity of sugar cane bagasse as a natural solid phase extractor for selective removal of Fe(III) and heavy-metal ions from natural water samples, Arab. J. Chem., 4 (2011) 63–70.
  18. R.S.D. Castro, L. Caetano, G. Ferreira, P.M. Padilha, M.J. Saeki, L.F. Zara, M.A.U. Martines, G.R. Castro, Banana peel applied to the solid phase extraction of copper and lead from river water: preconcentration of metal ions with a fruit waste, Ind. Eng. Chem. Res., 50 (2011) 3446–3451.
  19. E. Bernard, A. Jimoh, J. Odigure, Heavy metals removal from industrial wastewater by activated carbon prepared from coconut shell, Res. J. Chem. Sci., 2231 (2013) 606.
  20. N.S. El-Sayed, M. El-Sakhawy, N. Brun, P. Hesemann, S. Kamel, New approach for immobilization of 3-aminopropyltrimethoxysilane and TiO2 nanoparticles into cellulose for BJ1 skin cells proliferation, Carbohydr. Polym., 199 (2018) 193–204.
  21. S. Kamel, H. Abou-Yousef, M. Yousef, M. El-Sakhawy, Potential use of bagasse and modified bagasse for removing of iron and phenol from water, Carbohydr. Polym., 88 (2012) 250–256.
  22. N. Lin, J. Huang, A. Dufresne, Preparation, properties and applications of polysaccharide nanocrystals in advanced functional nanomaterials: a review, Nanoscal., 4 (2012) 3274–3294.
  23. C. Fraschini, G. Chauve, J. Bouchard, TEMPO-mediated surface oxidation of cellulose nanocrystals (CNCs), Cellul. J., 24 (2017) 2775–2790.
  24. M. El-Sakhawy, S. Kamel, A. Salama, M. Youssef, W. Elsaid, H. Tohamy, Amphiphilic cellulose as stabilizer for oil/water emulsion, Egypt. J. Chem., 60 (2017) 181–204.
  25. R.E. Abou-Zeid, S. Dacrory, K.A. Ali, S. Kamel, Novel method of preparation of tricarboxylic cellulose nanofiber for efficient removal of heavy metal ions from aqueous solution, Int. J. Biol. Macromol., 119 (2018) 207–214.
  26. L.K. Voon, S.C. Pang, S.F. Chin, Porous cellulose beads fabricated from regenerated cellulose as potential drug delivery carriers, J. Chem., 2017 (2017) 11.
  27. G.R. Mahdavinia, F. Bazmizeynabad, B. Seyyedi, kappa-Carrageenan beads as new adsorbent to remove crystal violet dye from water: adsorption kinetics and isotherm, Desal. Water Treat., 53 (2015) 2529–2539.
  28. S.F. Soares, T.R. Simões, T. Trindade, A.L. Daniel-da-Silva, Highly efficient removal of dye from water using magnetic carrageenan/silica hybrid nano-adsorbents, Water Air Soil Pollut., 228 (2017) 87.
  29. K.A. Ali, M.I. Wahba, R.E. Abou-Zeid, S. Kamel, Development of carrageenan modified with nanocellulose-based materials in removing of Cu2+, Pb2+, Ca2+, Mg2+, and Fe2+, Int. J. Environ. Sci. Technol., (2018).
  30. S. Azizian, Kinetic models of sorption: a theoretical analysis, J. Colloid. Interface Sci., 276 (2004) 47–52.
  31. M. Doğan, M. Alkan, A. Türkyilmaz, Y. Özdemir, Kinetics and mechanism of removal of methylene blue by adsorption onto perlite, J. Hazard. Mater., 109 (2004) 141–148.
  32. S. Gupta, B.V. Babu, Removal of toxic metal Cr(VI) from aqueous solutions using sawdust as adsorbent: Equilibrium, kinetics and regeneration studies, Chem. Eng. J., 150 (2009) 352–365.
  33. C. Aharoni, M. Ungarish, Kinetics of activated chemisorption. Part 2.—Theoretical models, J. Chem. Soci. Faraday Trans. 1: Phys. Chem. Condensed Phases, 73 (1977) 456–464.
  34. M. Dubinin, The equation of the characteristic curve of activated charcoal, in: Dokl. Akad. Nauk Az. SSR. 1947, pp. 327– 329.
  35. N.R. Bishnoi, R. Kumar, S. Kumar, S. Rani, Biosorption of Cr (III) from aqueous solution using algal biomass spirogyra spp, J. Hazard. Mater., 145 (2007) 142–147.
  36. L. Semerjian, Removal of heavy metals (Cu, Pb) from aqueous solutions using pine (Pinus halepensis) sawdust: Equilibrium, kinetic, and thermodynamic studies, Environ. Technol. Innov., 12 (2018) 91–103.
  37. M.H. Marzbali, M. Esmaieli, H. Abolghasemi, M.H. Marzbali, Tetracycline adsorption by H3PO4-activated carbon produced from apricot nut shells: A batch study, Process Saf. Environ. Prot., 102 (2016) 700–709.
  38. S. Doyurum, A. Çelik, Pb(II) and Cd(II) removal from aqueous solutions by olive cake, J. Hazard. Mater., 138 (2006) 22–28.
  39. R. Jamshidi Gohari, W.J. Lau, T. Matsuura, E. Halakoo, A.F. Ismail, Adsorptive removal of Pb(II) from aqueous solution by novel PES/HMO ultrafiltration mixed matrix membrane, Sep. Purif. Technol., 120 (2013) 59–68.
  40. A. Said, M.S. Hakim, Y. Rohyami, The effect of contact time and pH on methylene blue removal by volcanic ash, in: Int’l Conference on Chem., Biol., Environ. Sci., 2014, pp. 11–13.
  41. A.M. Mohammad, T.A. Salah Eldin, M.A. Hassan, B.E. El-Anadouli, Efficient treatment of lead-containing wastewater by hydroxyapatite/chitosan nanostructures, Arab. J. Chem., 10 (2017) 683–690.
  42. Y. Bulut, Z. Tez, Removal of heavy metals from aqueous solution by sawdust adsorption, J. Environ. Sci., 19 (2007) 160–166.
  43. F. Kaczala, M. Marques, W. Hogland, Lead and vanadium removal from a real industrial wastewater by gravitational settling/sedimentation and sorption onto Pinus sylvestris sawdust, Bioresour. Technol., 100 (2009) 235–243.
  44. D. Kong, L.D. Wilson, Structural study of cellulose-iron oxide composite materials, J. Mater. Sci. Chem. Eng., 6 (2018) 65.
  45. E. Voudrias, K. Fytianos, E. Bozani, Sorption–desorption isotherms of dyes from aqueous solutions and wastewaters with different sorbent materials, Global Nest Int. J., 4 (2002) 75–83.
  46. S.V. Mohan, J. Karthikeyan, Removal of lignin and tannin colour from aqueous solution by adsorption onto activated charcoal, Environ. Pollut., 97 (1997) 183–187.
  47. M.D. Madbouly, A. Al-Anwar, Tamarixaphylla biomass as an efficient adsorbent for removal of Pb (II) ions from aqueous solution: kinetic and applicability for different isotherm models, Egypt. J. Chem., 61 (2017) 101–119.
  48. N. Ayawei, A.N. Ebelegi, D. Wankasi, Modelling and interpretation of adsorption isotherms, J. Chem., 2017 (2017) 11.
  49. B. Choudhary, D. Paul, Isotherms, kinetics and thermodynamics of hexavalent chromium removal using biochar, J. Environ. Chem. Eng., 6 (2018) 2335–2343.
  50. M. Erhayem, F. Al-Tohami, R. Mohamed, K. Ahmida, Isotherm, kinetic and thermodynamic studies for the sorption of mercury (II) onto activated carbon from Rosmarinus officinalis leaves, Am. J. Anal. Chem., 6 (2015) 1–10.
  51. A. bin Jusoh, W.H. Cheng, W.M. Low, A. Nora’aini, M.J. Megat Mohd Noor, Study on the removal of iron and manganese in groundwater by granular activated carbon, Desalination, 182 (2005) 347–353.
  52. S.L. Ching, M.S. Yusoff, H.A. Aziz, M. Umar, Influence of impregnation ratio on coffee ground activated carbon as landfill leachate adsorbent for removal of total iron and orthophosphate, Desalination, 279 (2011) 225–234.