Comparison of methods with higher removal of Blue BRL from wastewater by estimating parameters such as temperature and pH

Authors

  • Luis Caza Universidad Central del Ecuador

DOI:

https://doi.org/10.46480/esj.7.1.116

Keywords:

Wastewater, BRL blue, azo dyes, textile industry

Abstract

Context: The textile industry's extensive use of dyes, particularly non-biodegradable azo dyes like BRL blue, has led to significant environmental problems due to their difficult degradation, requiring advanced removal techniques beyond conventional treatments. Method: This study compared the efficiency of three methods for treating textile effluents containing BRL blue: an up-flow anaerobic reactor, silver nanoparticles, and heterogeneous photocatalysis with titanium dioxide (TiO2). Results: Among the three methods, heterogeneous photocatalysis with TiO2 proves to be the most efficient, achieving a removal rate of 98% for BRL blue dye. Conclusions: The study highlights the effectiveness of advanced oxidation processes, specifically heterogeneous photocatalysis with TiO2, in addressing the environmental challenges posed by non-biodegradable azo dyes in textile industry effluents, offering a promising solution for their removal.

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References

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Brillas, E., Arias, C., Cabot, P., Centellas, F., Garrido, A., & Rodríguez, M. (2005). Degradation of Organic Contam-inants by Advanced Electrochemical Oxidation Meth-ods. In Portugaliae Electrochimica (No. 24). DOI: https://doi.org/10.4152/pea.200602159

Delgado, D., & Santander, N. (2017). Remoción de col-oración de tintes de teñido en aguas residuales de la industria textil, utilizando Procesos de Oxidación Avanzada (POA). Facultad De Ingeniería Química, 141. http://repositorio.unap.edu.pe/handle/UNAP/4227

Gallegos, E. (2019). Estudio de la degradación del colorante azul brl en aguas sintéticas mediante fotocatálisis het-erogénea con TiO2 irradiado con electrones acelera-dos [Escuela Politécnica Nacional]. https://bibdigital.epn.edu.ec/handle/15000/786%0Ahttps://bibdigital.epn.edu.ec/bitstream/15000/786/1/CD-1222.pdf

Real, C. (2015). Reducción de la concentración del colorante industrial textil azul BRL, aplicando nanopartículas de plata sintetizadas con extracto de Petroselinum cris-pum. Universidad César Vallejo.

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Zavala-Rivera, C., Dueñas Gonza, A. P., Huarachi Olivera, R. E., Yapo Pari, U. A., Mendoza-Puertas, R., Lázaro-Puma, R., & Bocardo-Delgado, E. (2015). Remoción anaerobia del colorante azul directo brl en Reactor Anaerobio de Flujo Ascendente UASB (Upflow Anaerobic Sludge Blanket) con carbón activado. Revista Colombiana de Biotecnología, 17(2), 55–64. https://doi.org/10.15446/rev.colomb.biote.v17n2.54276 DOI: https://doi.org/10.15446/rev.colomb.biote.v17n2.54276

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Published

2023-03-30

Issue

Section

Research Paper

How to Cite

[1]
L. Caza, “Comparison of methods with higher removal of Blue BRL from wastewater by estimating parameters such as temperature and pH”, Ecuad. Sci. J, vol. 7, no. 1, pp. 13–16, Mar. 2023, doi: 10.46480/esj.7.1.116.

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