4.6 Article

Effect of pH, Salinity, Dye, and Biomass Concentration on Decolourization of Azo Dye Methyl Orange in Denitrifying Conditions

Related references

Note: Only part of the references are listed.
Article Environmental Sciences

Study on the removal of hazardous Congo red from aqueous solutions by chelation flocculation and precipitation flotation process

Guihong Han et al.

Summary: The study proposed a method of efficient removal of hazardous dye Congo red through metal ion chelation flocculation and flotation separation, demonstrating that over 99% removal efficiency can be achieved under optimal conditions. The flotation sludge can be processed through calcination to prepare Al-Fe spinel refractory material, showcasing resourceful utilization of waste materials.

CHEMOSPHERE (2022)

Article Chemistry, Analytical

Azo-Dye-Functionalized Polycarbonate Membranes for Textile Dye and Nitrate Ion Removal

Carrie Cockerham et al.

Summary: Challenges exist in wastewater treatment of dyes from the textiles industry. A study shows that functionalized membranes can effectively remove dyes and ions with high rejection rates.

MICROMACHINES (2022)

Article Water Resources

Which treatment procedure among electrocoagulation, biological, adsorption, and bio-adsorption processes performs best in azo dyes removal?

M. Taheri et al.

Summary: This study aims to optimize and compare biological, adsorption, electrocoagulation, and bio-adsorption processes using the Imperialist Competitive Algorithm. The results show that GAC-MSBR is an effective and cost-efficient treatment process.

WATER RESOURCES AND INDUSTRY (2022)

Article Engineering, Chemical

Variable activity and selectivity for electrochemical oxidation wastewater treatment using a magnetically assembled electrode based on Ti/PbO2 and carbon nanotubes

Dan Shao et al.

Summary: Magnetic multi-walled carbon nanotubes were loaded on Ti/PbO2 electrode to improve the efficiency of electrochemical oxidation wastewater treatment. These carbonaceous granules improved the electrode's electroactivity and the affinity between the organics and the electrode. The amount of CNTs loaded had a strong influence on the degrading efficiency and selectivity.

SEPARATION AND PURIFICATION TECHNOLOGY (2022)

Review Chemistry, Physical

An over review on recently developed techniques, mechanisms and intermediate involved in the advanced azo dye degradation for industrial applications

V. Selvaraj et al.

Summary: This article discusses the toxicity and degradation methods of azo dyes, points out the shortcomings of existing physical and chemical methods, and calls for the research and development of cost-effective, alternative, and environmentally friendly techniques.

JOURNAL OF MOLECULAR STRUCTURE (2021)

Article Engineering, Environmental

Simultaneous decolorization and mineralization of high concentrations of methyl orange in an anoxic up-flow packed bed reactor in denitrifying conditions

Desireddy Swathi et al.

Summary: The study investigated simultaneous decolorization and mineralization of high concentrations of methyl orange by mixed microbial culture via denitrification pathway in an anoxic up-flow packed bed reactor. The results showed high efficiency in removing methyl orange and its organic load under certain conditions, achieving optimal removal of color, nitrogen load, and COD. Additionally, the addition of sucrose and nitrate nitrogen contributed to enhancing the treatment efficacy.

JOURNAL OF WATER PROCESS ENGINEERING (2021)

Article Environmental Sciences

Biodecolourisation of Reactive Red 120 as a Sole Carbon Source by a Bacterial Consortium-Toxicity Assessment and Statistical Optimisation

Motharasan Manogaran et al.

Summary: This study investigated the role of methods and media in obtaining a bacterial consortium capable of decolourising azo dye as the sole carbon source, and successfully isolated a novel consortium JR3 with a high decolourisation rate. Optimisation processes further enhanced the decolourisation efficiency, resulting in maximal decolourisation of 92.79%.

INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH (2021)

Article Engineering, Environmental

Exploiting microbial biomass in treating azo dyes contaminated wastewater: Mechanism of degradation and factors affecting microbial efficiency

Riti Thapar Kapoor et al.

Summary: Water pollution caused by manufacturing industries, especially dyeing processes, is a major issue. Azo dyes released from industries pose a severe threat to aquatic systems and human health. The use of microbes for azo dye treatment is considered a clean, effective, and safe technology.

JOURNAL OF WATER PROCESS ENGINEERING (2021)

Article Environmental Sciences

Decolourization and biodegradation of azo dye methyl red by Rhodococcus strain UCC 0016

Maegala Nallapan Maniyam et al.

ENVIRONMENTAL TECHNOLOGY (2020)

Article Agricultural Engineering

Mixed dye wastewater treatment in a bioelectrochemical system-centered process

Min-Hua Cui et al.

BIORESOURCE TECHNOLOGY (2020)

Article Environmental Sciences

Coagulation- and Adsorption-Based Environmental Impact Assessment and Textile Effluent Treatment

Muhammad Aleem et al.

WATER AIR AND SOIL POLLUTION (2020)

Review Agricultural Engineering

Microbial degradation of dyes: An overview

Sunita Varjani et al.

BIORESOURCE TECHNOLOGY (2020)

Article Agricultural Engineering

Co-metabolic enhancement of 1H-1,2,4-triazole biodegradation through nitrification

Haobo Wu et al.

BIORESOURCE TECHNOLOGY (2019)

Article Engineering, Environmental

Community Synergism: Degradation of Triazine Dye Reactive Black 1 by Mixed Bacterial Cultures KND_PR under Microaerophilic and Aerobic Conditions

Kshama Balapure et al.

ENVIRONMENTAL PROCESSES-AN INTERNATIONAL JOURNAL (2019)

Article

Treatment of high saline textile wastewater by activated sludge microorganisms

Hanieh Mirbolooki et al.

Journal of Applied Research and Technology (2017)

Article Engineering, Chemical

Enzyme mediated bacterial biotransformation and reduction in toxicity of 1:2 chromium complex AB193 and AB194 dyes

Darshna K. Patel et al.

JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS (2017)

Article Environmental Sciences

Redox Mediators Assisted-degradation of Direct Yellow 4

Shazia Nouren et al.

POLISH JOURNAL OF ENVIRONMENTAL STUDIES (2017)

Article Green & Sustainable Science & Technology

Biodegradation of Reactive Black 5 by Aeromonas hydrophila strain isolated from dye-contaminated textile wastewater

Mohamed El Bouraie et al.

SUSTAINABLE ENVIRONMENT RESEARCH (2016)

Article Chemistry, Physical

Synthesis and adsorption characteristics of an heterogenized manganese nanoadsorbent towards methyl orange

M. Arshadi et al.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2015)

Article Agricultural Engineering

Effects of redox mediators on azo dye decolorization by Shewanella algae under saline conditions

Xianming Meng et al.

BIORESOURCE TECHNOLOGY (2014)

Article Environmental Sciences

Biodegradation of methyl red by Bacillus sp strain UN2: decolorization capacity, metabolites characterization, and enzyme analysis

Ming Zhao et al.

ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH (2014)

Article Engineering, Chemical

Factors affecting bio-decolorization of azo dyes and COD removal in anoxic-aerobic REACT operated sequencing batch reactor

Waheeba Ahmed Al-Amrani et al.

JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS (2014)

Article Agricultural Engineering

Azo dye decolorization by Shewanella aquimarina under saline conditions

Xianming Meng et al.

BIORESOURCE TECHNOLOGY (2012)

Article Environmental Sciences

Decolorization of Orange II using an anaerobic sequencing batch reactor with and without co-substrates

Soon-An Ong et al.

JOURNAL OF ENVIRONMENTAL SCIENCES (2012)

Article Engineering, Environmental

Decolorization and detoxification of sulfonated azo dye methyl orange by Kocuria rosea MTCC 1532

G. K. Parshetti et al.

JOURNAL OF HAZARDOUS MATERIALS (2010)

Article Biotechnology & Applied Microbiology

Effect of inducers on the decolorization and biodegradation of textile azo dye Navy blue 2GL by Bacillus sp VUS

Vishal V. Dawkar et al.

BIODEGRADATION (2009)

Article Biotechnology & Applied Microbiology

Bacterial decolorization and degradation of the reactive dye Reactive Red 180 by Citrobacter sp CK3

Hui Wang et al.

INTERNATIONAL BIODETERIORATION & BIODEGRADATION (2009)

Article Engineering, Environmental

Treatment of phenolic wastewater in an anaerobic fixed bed reactor (AFBR)-Recovery after shock loading

Mini Bajaj et al.

JOURNAL OF HAZARDOUS MATERIALS (2009)

Article Engineering, Environmental

Effects of reduction products of ortho-hydroxyl substituted azo dyes on biodecolorization of azo dyes

Guangfei Liu et al.

JOURNAL OF HAZARDOUS MATERIALS (2009)

Review Biotechnology & Applied Microbiology

Bacterial decolorization and degradation of azo dyes

Anjah Pandey et al.

INTERNATIONAL BIODETERIORATION & BIODEGRADATION (2007)

Article Biotechnology & Applied Microbiology

Aerobic decolorization and detoxification of a disperse dye in textile effluent by a new isolate of Bacillus sp.

AA Pourbabaee et al.

BIOTECHNOLOGY AND BIOENGINEERING (2006)

Review Chemistry, Applied

The removal of colour from textile wastewater using whole bacterial cells: a review

CI Pearce et al.

DYES AND PIGMENTS (2003)

Article Engineering, Environmental

Kinetic characteristics of bacterial azo-dye decolorization by Pseudomonas luteola

JS Chang et al.

WATER RESEARCH (2001)