1. B.K. Korbahti, N. Aktas, A. Tanyolac, Optimization of electrochemical treatment of industrial paint wastewater with response surface methodology, J. Hazard. Mater., 148 (2007) 83–90.
  2. A.-C. Hellgren, P. Weissenborn, K. Holmberg, Surfactants in water-borne paints, Prog. Org. Coat., 35 (1999) 79–87.
  3. Available at:
  4. J. Brown, J.A. Wientraub, Bio oxidation of paint process wastewater, J. Water Pollut. Control Fed., 54 (1982) 1127–1130.
  5. A.E. Mohsen, H. Hassanin, M.M. Kamel, Appropriate technology for industrial wastewater treatment of paint industry, Am. Eurasian Agric. Environ., 8 (2010) 597–601.
  6. Q. Imran, M.A. Hanif, M.S. Riaz, S. Noureen, T.M. Ansari, H.N. Bhatti, Coagulation/flocculation of tannery wastewater using immobilized chemical coagulants, J. Appl. Res. Technol., 10 (2012) 79–86.
  7. S. Vishali, R. Karthikeyan, A comparative study of Strychnos potatorum and chemical coagulants in the treatment of paint and industrial effluents: an alternate solution, Sep. Sci. Technol., 49 (2014) 2510–2517.
  8. M.A. Hanif, H.N. Bhatti, R. Nadeem, K.M. Zia, M.A. Ali, Cassia fistula (Golden shower): a multipurpose ornamental tree, Floric. Ornamental Biotechnol., 1 (2017) 20–26.
  9. Y.S. Perng, M.H. Bui, The feasibility of Cassia fistula gum with polyaluminum chloride for the decolorization of reactive dyeing wastewater, J. Serb. Chem. Soc., 80 (2015) 115–125.
  10. J.B. Joshi, M.M. Jani, Novel technique for purification of polluted water by using plant extracts in Rajkot, Int. J. Innovative Res. Sci. Eng. Technol., 5 (2016) 16683–16689.
  11. R. Nadeem, R. Nawaz, M.N. Zafar, M.A. Hanif, H. Bhatti, Physico-chemical treatment of textile wastewater using natural coagulant Cassia fistula (golden shower) pod biomass, J. Chem. Soc. Pak., 30 (2011) 385–393.
  12. M.T. Dao, H.A. Le, T.K. Nguyen, V.C.N. Nguyen, Effectiveness on color and COD of textile wastewater removing by biological material obtained from Cassia fistula seed, J. Viet. Env., 8 (2016) 121–128.
  13. J.L. Arias, J.B. Vergara, E.L. Arias, A. Gould, D.O. Gazabon, Evaluation of low-cost alternatives for water purification in the stilt house villages of Santa Marta’s Cienaga Grande, Heliyon, 6 (2020) 1–11, doi: 10.1016/j.heliyon.2019.e03062.
  14. H.M. Bui, Y.S. Perng, H. Giang, T. Duong, The use of artificial neural network for modeling coagulation of reactive dye wastewater using Cassia fistula Linn. gum, J. Environ. Sci. Manage., 19 (2016) 1–8.
  15. APHA, Standard Methods for the Examination of Waste and Wastewater, 16th ed., American Public Health Associations, New York, NY, 1995.
  16. A.G. Barnaby, R. Reid, V. Rattray, R. Williams, M. Denny, Characterization of Jamaican Delonix regia and Cassia fistula seed extracts, Biochem. Res. Int., 2016 (2016) 1–8.
  17. B. Meyssami, A.B. Kasaeian, Use of coagulants in treatment of olive oil wastewater model solutions by induced air flotation, Bioresour. Technol., 96 (2005) 303–307.
  18. S. Vishali, S.K. Roshni, M.R. Samyuktha, K. Ashish anand, Towards zero waste production in the paint industry wastewater using an agro-based material in the treatment train, Environ. Monit. Assess., 190 (2018) 1–9.
  19. S. Vishali, R. Karthikeyan, Cactus opuntia (ficus-indica): an ecofriendly alternative coagulant in the treatment of paint effluent, Desal. Water Treat., 56 (2015)1489–1497.
  20. S. Vishali, A. Ayushi, Performance evaluation of Cyamopsis tetragonolobus (guar gum), as a natural coagulant, in the treatment of paint industry effluent, Desal. Water Treat., 62 (2017) 443–448.
  21. S. Vishali, P. Rashmi, R. Karthikeyan, Evaluation of wasted biomaterial, crab shells (Portunus sanguinolentus), as a coagulant, in paint effluent treatment, Desal. Water Treat., 57 (2016) 13157–13165.
  22. S. Vishali, S. Picasso, M. Rajdeep, R. Nihal Rao, Shrimp shell waste – a sustainable green solution in industrial effluent treatment, Desal. Water Treat., 104 (2018) 111–120.
  23. S. Vishali, R. Karthikeyan, Application of green coagulants on paint industry effluent – a coagulation–flocculation kinetic study, Desal. Water Treat., 122 (2018) 112–123.
  24. T. Elena, N. Ingmar, K.H. Winkler, A. Vanrolleghem, B. Sophie, Y. Smets, Settling Tests, Experimental Methods in Wastewater Treatment, IWA Publishing, London, 2016.
  25. D. Das, T.M. Keinath, D. Parker, E.J. Wahlberg, Floc breakup in activated sludge plants, Water Environ. Res., 65 (1993) 138–145.