Browsing by Subject "Azo dye"
Now showing items 1-20 of 26
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Adsorption of reactive red dye using regenerated activated carbon: Batch and column studies
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2011-05)Reactive azo dyes, such as Reactive Red 120 are commonly use in textile industry. Low utilization degree and its functional group bonds to water is a problem for the removal from wastewater. Granular activated carbon ... -
Artificial aeration to enhance the mineralization of mono azo (methyl orange)-containing wastewater using recirculated up-flow constructed wetland
(Gh. Asachi Technical University of Iasi, 2014)The aim of this study is to evaluate the treatment performance of mono azo dye Methyl Orange (MO)-containing wastewater by recirculated up-flow constructed wetland (UFCW) with and without supplementary aeration. The ... -
Bio-composite TIO2/Fish scale
(Macao Innnovation & Invention Association, 2013-06-28)Photocatalysis is a clean and eco-friendly process. The great interest of using photocatalysis is because it has the ability to completely mineralize the target organic pollutants (azo dye). Also, solar light is free and ... -
Characteristic of COD and colour removal of azo dye in ozonation and biological treatment
(Institute of Electrical and Electronics Engineers (IEEE), 2011)In this research, the characteristic of COD and colour removal of azo dye by ozonation and biological treatment was evaluated for applying in azo dye industrial effluent treatment. Reactive Red 120, Remazol Brilliant Blue, ... -
Characterization of dye wastewater in advanced oxidation process and biological treatment
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2011-04)In this study, advanced oxidation process (AOP) has been conducted in laboratory scale ozonation/H2O2 treatment train to investigate the characteristic change in azo dye. The experiments set up is designed base on the ... -
Coagulation-flocculation of azo dye acid orange 7 with green refined laterite soil
(Elsevier B.V., 2014-06-15)A novel degradation pathway of Acid Orange 7 (AO 7) by laterite soil in coagulation process is suggested. AO 7 has a strong azo bond links with benzene and naphthalene rings. The rings in AO 7 can be cleaved during coagulation ... -
Combination of adsorption and biodegradation processes for textile effluent treatment using a granular activated carbon-bioflm confgured packed column system
(The Research Centre for Eco-Environmental Sciences, Chinese Academy of Sciences, 2008)The objective of this study was to investigate the feasibility of using a granular activated carbon-biofilm configured packed column system in the decolorization of azo dye Acid Orange 7-containing wastewater. The Acid ... -
Comparative study on photocatalytic degradation of mono azo dye acid orange 7 and methyl orange under solar light irradiation
(Springer Science+Business Media B.V., 2012-09)The objective of this study was to investigate and compare the kinetic photocatalytic degradation of mono azo dyes Acid Orange 7 (AO7) and Methyl Orange (MO) under solar light irradiation with titanium dioxide (TiO 2) as ... -
Comprehensive review and compilation of treatment for azo dyes using microbial fuel cells
(Water Environment Federation, 2013-03)Microbial fuel cells (MFCs) represent an emerging technology that focuses on power generation and effluent treatment. This review compiles articles related to MFCs using azo dye as the substrate. The significance of the ... -
Decolorization and degradation of reactive red 120 azo dye by oxidation processes
(Universiti Malaysia Perlis (UniMAP), 2012-06-18)In this study, the treatment of azo dye, Reactive Red 120 (RR120) by oxidation using (ozone) O3 and ozone/hydrogen peroxide (O3/H2O2) treatments were evaluated. O3 carried out using a glass reactor, generated from an ... -
Decolorization of azo dye by ozonation
(Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)The decolourization and Chemical Oxygen Demand (COD) removal of azo dye solution in different ozonation time and biodegradation processes were evaluated to apply for reactive azo dye. Reactive Red 120 (RR120), Remazol ... -
Decolorization of methyl orange using upflow anaerobic sludge blanket (UASB) reactor-An investigation of co-substrate and dye degradation kinetics
(Taylor & Francis, 2013)Decolorization of a synthetic wastewater containing Methyl Orange (MO) azo dye was performed in an upflow anaerobic sludge blanket (UASB) reactor. Color removal efficiencies approaching 94, 90 and 96% were obtained with ... -
Decolorization of Orange II using an anaerobic sequencing batch reactor with and without co-substrates
(The Research Centre for Eco-Environmental Sciences, Chinese Academy of Sciences, 2012-02)We investigated the decolorization of Orange II with and without the addition of co-substrates and nutrients under an anaerobic sequencing batch reactor (ASBR). The increase in COD concentrations from 900 to 1750 to 3730 ... -
Decolourization effects of reacyive black 5 textile dye wastewater by using O3 and O3/H2O2 process
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2015-05)The presence of dyes in various industrial effluents is a major problem due to their adverse effect to many forms of life. Wastewater containing dyes presents a serious environmental problem due to its high toxicity which ... -
Development of integrated anaerobic-aerobic bioreactors for the complete degradation of synthetic wastewater containing mono and diazo dye
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2014)Dyes are carcinogenic and mutagenic nature. Eco-friendly, economical and not producing secondary pollutants are the merits of the biological treatment for azo dye than other methods. Purely anaerobic or aerobic treatment ... -
Evaluation on the molecular structure of azo dye in photocatalytic mineralization under solar light irradiation
(Taylor and Francis Ltd., 2015-08-21)The aim of this study was to investigate the effects of number of sulphonic groups on solar photocatalytic degradation of Acid Orange 7 (AO7), Orange G (OG), New Coccine (NC), Reactive Black 5 (RB5) and Reactive Green 19 ... -
Multi-stage ozonation and biological treatment for the removal of azo dye industrial effluent
(Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2010-04)The presence of dyes in various industrial effluents is a major problem due to their adverse effect to many forms of life. Wastewater containing dyes presents a serious environmental problem due to its high toxicity which ... -
Photocatalytic degradation of Azo Dye with encapsulated Zinc oxide
(Universiti Malaysia Perlis (UniMAP), 2014-06)Wastewater from textile dyeing and food processing contains high concentration of coloring agent which is infamous for their difficulties to degrade and remove. Dye molecule in water body is highly visible at low concentration ... -
Photocatalytic mineralization of azo dye Acid Orange 7 under solar light irradiation
(Desalination Publications, 2012)The objective of this study was to investigate mineralization of hazardous water soluble azo dye Acid Orange 7 (AO7) under photocatalytic process. In this experiment, sunlight was used as the source for UV irradiation and ... -
Simultaneous removal of color, organic compounds and nutrients in azo dye-containing wastewater using up-flow constructed wetland
(Elsevier B.V., 2009-06-15)Combination of aerobic and anaerobic processes in constructed wetlands can enhance the treatment performance in textile wastewater. This study assessed the treatment of azo dye Acid Orange 7 (AO7) and nutrients using five ...