1. S. Dawood, T.K. Sen, Removal of anionic dye Congo red from aqueous solution by raw pine and acid-treated pine cone powder as adsorbent: equilibrium, thermodynamic, kinetics, mechanism and process design, Water Res., 46 (2012) 1933–1946.
  2. M.T. Yagub, T.K. Sen, S. Afroze, H.M. Ang, Dye and its removal from aqueous solution by adsorption: a review, Adv. Colloid Interface Sci., 209 (2014) 172–184.
  3. T. Madrakian, A. Afkhami, H. Mahmood-Kashani, M. Ahmadi, Adsorption of some cationic and anionic dyes on magnetite nanoparticles-modified activated carbon from aqueous solutions: equilibrium and kinetics study, J. Iran. Chem. Soc., 10 (2013) 481–489.
  4. K.P. Singh, S. Gupta, A.K Singh, S. Sinha, Optimizing adsorption of crystal violet dye from water by magnetic nanocomposite using response surface modeling approach, J. Hazard. Mater., 186 (2011) 1462–1473.
  5. R. Kumar, R. Ahmad, Biosorption of hazardous crystal violet dye from aqueous solution onto treated ginger waste (TGW), Desalination, 265 (2011) 112–118.
  6. A. Saeed, M. Sharif, M. Iqbal, Application potential of grapefruit peel as dye sorbent: kinetics, equilibrium and mechanism of crystal violet adsorption, J. Hazard. Mater., 179 (2010) 564–572.
  7. S. Khansorthong, M. Hunsom, Remediation of wastewater from pulp and paper mill industry by the electrochemical technique, Chem. Eng. J., 151 (2009) 228–234.
  8. M.K. Purkait, S. DasGupta, S. De, Micellar enhanced ultrafiltration of eosin dye using hexadecyl pyridinium chloride, J. Hazard. Mater., 136 (2006) 972–977.
  9. B. Gözmen, B. Kayan, A.M. Gizir, A. Hesenov, Oxidative degradations of reactive blue 4 dye by different advanced oxidation methods, J. Hazard. Mater., 168 (2009) 129–136.
  10. W. Zou, R. Han, Z. Chen, Z. Jinghua, J. Shi, Kinetic study of adsorption of Cu(II) and Pb(II) from aqueous solutions using manganese oxide coated zeolite in batch mode, Colloids Surf., A, 279 (2006) 238–246.
  11. V. Meshko, L. Markovska, M. Mincheva, A.E. Rodrigues, Adsorption of basic dyes on granular activated carbon and natural zeolite, Water Res., 35 (2001) 3357–3366.
  12. B. Armağan, M. Turan, M.S. ęlik, Equilibrium studies on the adsorption of reactive azo dyes into zeolite. Desalination 170 (2004) 33-39.
  13. O. Ozdemir, B. Armagan, M. Turan, M.S. Çelik, Comparison of the adsorption characteristics of azo-reactive dyes on mezoporous minerals, Dyes Pigm., 62 (2004) 49–60.
  14. K.Y. Hor, J.M.C. Chee, M.N. Chong, B. Jin, C. Saint, P.E. Poh, R. Aryal, Evaluation of physicochemical methods in enhancing the adsorption performance of natural zeolite as low-cost adsorbent of methylene blue dye from wastewater, J. Cleaner Prod., 118 (2016) 197–209.
  15. S. Liu, Y. Ding, P. Li, K. Diao, X. Tan, F. Lei, Y. Zhan, Q. Li, B. Huang, Z. Huang, Adsorption of the anionic dye Congo red from aqueous solution onto natural zeolites modified with N,Ndimethyl dehydroabietylamine oxide, Chem. Eng. J., 248 (2014) 135–144.
  16. L.B. Far, B. Souri, M. Heidari, R. Khoshnavazi, Evaluation of iron and manganese-coated pumice application for the removal of As(V) from aqueous solutions, Iran. J. Environ. Health Sci. Eng., 9 (2012) 21.
  17. S. Ezati, B. Souri, A. Maleki, Evaluation of iron-coated ZSM-5 zeolite for removal of As(III) from aqueous solutions in batch and column systems, Water Sci. Technol. Water Supply, 17 (2017) 10–23.
  18. E. Eren, O. Cubuk, H. Ciftci, B. Eren, B. Caglar, Adsorption of basic dye from aqueous solutions by modified sepiolite: equilibrium, kinetics and thermodynamics study, Desalination, 252 (2010) 88–96.
  19. L.N. Zou, Y.F. Xu, X.H. Ma, J.Y. Ma and R.P. Han: Adsorption of methylene blue and copper ions from aqueous solutions by iron-oxide-coated-zeolite, J. Zhengzhou Uni.(Sci. Ed.), 41(3) (2009) 78–84.
  20. L. Zhao, W. Zou, L. Zou, X. He, J. Song, R. Han, Adsorption of methylene blue and methyl orange from aqueous solution by iron oxide-coated zeolite in fixed bed column: predicted curves, Desal. Wat. Treat., 22 (2010) 258–264.
  21. S.A. Dastgheib, T. Karanfil, W. Cheng, Tailoring activated carbons for enhanced removal of natural organic matter from natural waters, Carbon, 42 (2004) 547–557.
  22. C.H. Lai, C.Y. Chen, Removal of metal ions and humic acid from water by iron-coated filter media, Chemosphere, 44 (2001) 1177–1184.
  23. C.H. Lai, S.L. Lo, H.L. Chiang, Adsorption/desorption properties of copper ions on the surface of iron-coated sand using BET and EDAX analyses, Chemosphere, 41 (2000) 1249–1255.
  24. M. Kitis, S.S. Kaplan, E. Karakaya, N.O. Yigit, G. Civelekoglu, Adsorption of natural organic matter from waters by iron coated pumice, Chemosphere, 66 (2007) 130–138.
  25. D. Gümüş, F. Akbal, A comparative study of ozonation, iron coated zeolite catalyzed ozonation and granular activated carbon catalyzed ozonation of humic acid, Chemosphere, 174 (2017) 218–231.
  26. S.R. Taffarel, J. Rubio, On the removal of Mn2+ ions by adsorption onto natural and activated Chilean zeolites, Miner. Eng., 22 (2009) 336–343.
  27. S.R. Taffarel, J. Rubio, Removal of Mn2+ from aqueous solution by manganese oxide coated zeolite, Miner. Eng., 23 (2010) 1131–1138.
  28. X. Wang, P. Liu, M. Fu, J. Ma, P. Ning, Novel sequential process for enhanced dye synergistic degradation based on nano zerovalent iron and potassium permanganate, Chemosphere, 155 (2016) 39–47.
  29. M.E. Summer, Effect of iron oxides on positive and negative charges in clays and soils, Clay Miner. Bull., 5 (1963) 218–226.
  30. G.K. Sarma, S.S. Gupta, K.G. Bhattacharyya, Adsorption of Crystal violet on raw and acid-treated montmorillonite, K10, in aqueous suspension, J. Environ. Manage., 171 (2016) 1–10.
  31. M. Iqbal, N. Iqbal, I.A. Bhatti, N. Ahmad, M. Zahid, Response surface methodology application in optimization of cadmium adsorption by shoe waste: a good option of waste mitigation by waste, Ecol. Eng., 88 (2016) 265–275.
  32. U.A. Guler, M. Ersan, E. Tuncel, F. Dügenci, Mono and simultaneous removal of crystal violet and safranin dyes from aqueous solutions by HDTMA-modified Spirulina sp., Process Saf. Environ. Prot., 99 (2016) 194–206.
  33. Z.M. Hussin, N. Talib, N.M. Hussin, M.A.K.M. Hanafiah, W.K.A.W.M. Khalir, Methylene blue adsorption onto NaOH modified durian leaf powder: isotherm and kinetic studies, Am. J. Environ. Eng., 5 (2015) 38–43.
  34. A.E. Pirbazari, E. Saberikhah, M. Badrouh, M.S. Emami, Alkali treated Foumanat tea waste as an efficient adsorbent for methylene blue adsorption from aqueous solution, Water Res. Ind., 6 (2014) 64–80.
  35. A. Adak, M. Bandyopadhyay, A. Pal, Removal of crystal violet dye from wastewater by surfactant-modified alumina, Sep. Purif. Technol., 44 (2005) 139–44.
  36. B.K. Nandi, A. Goswami, A.K. Das, B. Mondal, M.K. Purkait, Kinetic and equilibrium studies on the adsorption of crystal violet dye using kaolin as an adsorbent, Sep. Sci. Technol., 43 (2008) 1382–1403.
  37. X. Sun, T. Kurokawa, M. Suzuki, M. Takagi, Y. Kawase, Removal of cationic dye methylene blue by zero-valent iron: effects of pH and dissolved oxygen on removal mechanisms, J. Environ. Sci. Health Part A Toxic/Hazard. Subst. Environ. Eng., 50 ( 2015) 1057–1071.
  38. A.R. Tehrani-Bagha, H. Nikkar, N.M. Mahmoodi, M. Markazi, F.M. Menger, The sorption of cationic dyes onto kaolin: kinetic, isotherm and thermodynamic studies, Desalination, 266 (2011) 274–280.
  39. F. Akbal, Adsorption of basic dyes from aqueous solution onto pumice powder, J. Colloid Interface Sci., 286 (2005) 455–458.
  40. S. Lagergren, Zur theorie der sogenannten adsorption gelöster stoffe, K. Sven, Vetenskapsakad. Handl., 24 (1898) 1–39.
  41. Y.-S. Ho, Review of second-order models for adsorption systems, J. Hazard. Mater., 136 (2006) 681–689.
  42. S. Kaur, S. Rani, R.K. Mahajan, M. Asif, V.K. Gupta, Synthesis and adsorption properties of mesoporous material for the removal of dye safranin: kinetics, equilibrium, and thermodynamics, J. Ind. Eng. Chem., 22 (2015) 19–27.
  43. H.M.F. Freundlich, Uber die adsorption in lasungen, Z. Phys. Chem., 57 (1906) 385–470.
  44. I. Langmuir, The constitution and fundamental properties of solids and liquids. Part I. Solids, J. Am. Chem. Soc., 38 (1916) 2221–2295.
  45. H. Mahmoodian, O. Moradi, B. Shariatzadeha, T.A. Salehf, I. Tyagi, A. Maity, M. Asif, V.K. Gupta, Enhanced removal of methyl orange from aqueous solutions by poly HEMA–chitosan-MWCNT nano-composite, J. Mol. Liq., 202 (2015) 189–198.
  46. A. Keranen, T. Leiviska, O. Hormi, J. Tanskanen, Removal of nitrate by modified pine sawdust: effects of temperature and co-existing anions, J. Environ. Manage., 147 (2015) 46–54.
  47. H.J. Kumari, P. Krishnamoorthy, T.K. Arumugam, S. Radhakrishnan, D. Vasudevan, An efficient removal of crystal violet dye from waste water by adsorption onto TLAC/Chitosan composite: a novel low cost adsorbent, Int. J. Biol. Macromol., 96 (2017) 324–333.
  48. Z. Chen, T. Wang, X. Jin, Z. Chen, M. Megharaj, R. Naidu, Multifunctional kaolinite-supported nanoscale zero-valent iron used for the adsorption and degradation of crystal violet in aqueous solution, J. Colloid Interface Sci., 398 (2013) 59–66.
  49. Y.F. Tao, W.G. Lin, L. Gao, J. Yang, Y. Zhou, J.Y. Yang, F. Wei, Y. Wang, J.H. Zhu, Low-cost and effective phenol and basic dyes trapper derived from the porous silica coated with hydrotalcite gel, J. Colloid Interface Sci., 358 (2011) 554–561.
  50. K. Porkodi, K.V. Kumar, Equilibrium, kinetics and mechanism modeling and simulation of basic and acid dyes sorption onto jute fiber carbon: eosin yellow, malachite green and crystal violet single component systems, J. Hazard. Mater., 143 (2007) 311–327.
  51. H. Parab, M. Sudersanan, N. Shenoy, T. Pathare, B. Vaze, Use of agro‐industrial wastes for removal of basic dyes from aqueous solutions, Clean Soil Air Water, 37 (2009) 963–969.
  52. H. Yang, D. Zhou, Z. Chang, L. Zhang, Adsorption of crystal violet onto amino silica: optimization, equilibrium, and kinetic studies, Desal. Wat. Treat., 52 (2014) 6113–6121.
  53. P.D. Saha, S. Chakraborty, S. Chowdhury, Batch and continuous (fixed-bed column) biosorption of crystal violet by Artocarpus heterophyllus (jackfruit) leaf powder, Colloids Surf., B, 92 (2012) 262–270.
  54. X.S. Wang, W. Zhang, Removal of basic dye crystal violet from aqueous solution by Cu (II)-loaded montmorillonite, Sep. Sci. Technol., 46 (2011) 656–663.
  55. S. Chakraborty, S. Chowdhury, P.D. Saha, Adsorption of Crystal Violet from aqueous solution onto NaOH-modified rice husk, Carbohydr. Polym., 86 (2011) 1533–1541.
  56. X.S. Wang, X. Liu, L. Wen, Y. Zhou, Y. Jiang, Z. Li, Comparison of basic dye crystal violet removal from aqueous solution by low-cost biosorbents, Sep. Sci. Technol., 43 (2008) 3712–3731.
  57. X.R. Xu, H.B. Li, W.H. Wang, J.D. Gu, Decolorization of dyes and textile wastewater by potassium permanganate, Chemosphere, 59 (2005) 893–898.
  58. J. Zhang, B. Sun, X.M. Xiong, N.Y. Gao, W.H. Song, E.D. Du, X.H. Guan, G.M. Zhou, Removal of emerging pollutants by Ru/TiO2‒catalyzed permanganate oxidation, Water Res., 63 (2014) 262–270.