نتایج جستجو برای: synthetic dye
تعداد نتایج: 180679 فیلتر نتایج به سال:
Textile dyeing is considered to be one of the major industrial sources of high rates of organic and aromatic compounds. Conversely, these compounds have become a significant environmental problem. Many methods have been investigated for color removal from dye-containing wastewater. In this research, the efficiency of the electrocoagulation (EC) process with aluminum electrodes in the removal of...
Background and Objectives: The dyestuff manufacturing and textile industries consume a high volume of water and produce a great amount of wastewater containing various toxic substances. Removal of dyes from water by absorption processes has received considerable attention. In the present study, removal of Acid orange7 from aqueous solution using the mesoporous (Mobil Composition of Matter No-41...
introduction: colored compounds which often are toxic and carcinogen is one of the environmental pollutants. these pollutants should be removed prior than discharge to the environment. the aim of this study was the evaluation of maize tassel powder efficiency for the removal of reactive red 198 dye from synthetic textile wastewater. materials & methods: this experimental study was performed in ...
New technologies have risen into popularity causing the Liquid membrane techniques to evolve over other separation due its high selectivity and recovery, increased fluxes, reduced investment operating cost. This work focuses on extracting Methylene Blue (MB), a cationic dye using simple BLM technique from aqueous phase. It combines extraction stripping in single unit operation. The feed phase w...
Ten phenols were selected as natural laccase mediators after screening 44 different compounds with a recalcitrant dye (Reactive Black 5) as a substrate. Their performances were evaluated at different mediator/dye ratios and incubation times (up to 6 h) by the use of Pycnoporus cinnabarinus and Trametes villosa laccases and were compared with those of eight known synthetic mediators (including -...
halophilic and halotolerant microorganisms are good candidates for decolorization of azo dyeswhich are routinely used in the dyeing process in textile industries. in this paper, theoptimization of biological decolorization of synthetic dye solutions containing remazol black bby the previously isolated halophilic bacterium halomonas sp. d2 is investigated. in a primaryinvestigation using a one-f...
objective : the aim of study was to develop a rapid assay, dye labelled monoclonal antibody assay (dlmaa), using non-radioactive organic synthetic dyes for identification of toxic shock syndrome toxin-1 (tsst-1) producing strains of staphylococcus aureus. materials and methods: the assay protocol required only two simple steps; addition of tsst-1 antigen to a nitrocellulose membrane and then ad...
Dye sewage is dangerous problem in our environmental aquatics that cause generation of harmful effects for living organism. In this work, because of simplicity, easy operation, high efficiency and no creating secondary pollutants, ultra sound radiation applied for degradation of a synthetic dye, methyl orange using zinc sulfide nano particles decorated on carbon nanotubes as nanocatalyst. ZnS/C...
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