نتایج جستجو برای: decolorisation
تعداد نتایج: 37 فیلتر نتایج به سال:
Indigo carmine dye is used in many industries like textile, paper, cosmetics, etc. It specially textile for dyeing denim. The untreated water discharged from these industries, especially the industry, poses a significant environmental threat. conventional physicochemical methods treating industrial effluent are very expensive and cause secondary pollution. In present study, an extracellular lac...
Presence of colour in water will make it unsuitable for human consumption. Textile industries have the major role in imparting colour in natural water bodies as their outlets are opened to them. These industries rely upon azo dyes as it impart brilliant colour to fabrics. But its presence in water bodies creates serious problems. Structure of an azo compound is a very important factor to be con...
An experimental study was conducted on the adsorption of color from biologically treated POME using palm kernel shell (PKS) and empty fruit bunches (EFB) as natural biosorbents, and activated carbon prepared from them by microwave and chemical activation with potassium hydroxide (KOH). BET surface area of all sorbents was determined and 1252 m 2 .g -1 was recorded for activated carbon prepared ...
Activated carbon is used in sugar industries for the removal of colorants from sugar liquor and for treatment of drinking water and industrial wastewater. Coal is a commercially used activated carbon, which is a limited non renewable resource. There are different renewable resources such as sugarcane Bagasse, Almond nutshells, Rice husk, Rice straw, Coconut shells, which could be used as altern...
Mesoporous silica, specifically SBA-15, acid-treated multi-walled carbon nanotubes and a hybrid nanocomposite of SBA-15 coated onto the sidewalls acid-treated multi-walled carbon nanotubes (CNTs) were prepared and used as supports for anatase TiO2. Sol-gel methods were adapted for the synthesis of selected supports and for coating the materials with selected wt% loading of titania. Physical and...
Pectinase was produced by solidstate fermentation utilizing coffee pulp with Aspergillus niger CFR 305. The exogenous pectinase contained 7539 ±70 U/g of enzyme activity. Further the pectinase enzyme was partially decolorized with activated carbon and 80 % recovery of enzyme activity was obtained. The optimum pH and temperature of the crude decolorized pectinase was 4.5 and 50°C respectively. T...
Makaradhwaja, an alchemical Ayurvedic mercury preparation is used as stimulant and vitalizer. Towards veterinary practices, the acceptability, tolerability and toxicity studies were undertaken in geriatric pet dogs aged more than 10 years irrespective of breed and sex for future use. Makaradhwaja (2.5 mg/kg) was used with honey once daily for 30 days. Before and after treatment, blood was colle...
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