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Book Adsorption of Dark Colored Compounds from Guava Juice by Activated Carbon

Download or read book Adsorption of Dark Colored Compounds from Guava Juice by Activated Carbon written by Yasmin Mohamed Raafat El Maghraby and published by . This book was released on 2013 with total page 242 pages. Available in PDF, EPUB and Kindle. Book excerpt: Abstract: Two types of Activated Carbon AC were prepared. Date pits Activated Carbon DAC and apricot stones Activated Carbon AAC were produced through chemical activation with H3PO4. AC characterization was carried out by: N2 adsorption, Fourier Transform Infrared spectroscopy, Scanning electron microscopy and Elemental analysis. Guava juice was browned and an initial Absorbance value was selected. The adsorption of dark colored compounds from Guava juice by DAC and AAC was studied at a temperature range of 25-60 C. The equilibrium isotherm for each dark colored compound: DAC/AAC system was determined. Absorbance data at 420 nm were used to plot all the isotherms that are correlated reasonably well with the Langmuir, Freundlich, Temkin and Frumkin isotherms. The Frumkin isotherm provided the best correlation for the dark colored compounds proving that there exists a lateral interaction among the adsorbed species. Five kinetic models were evaluated to fit the experimental data: the Pseudo-1st- order, the Pseudo-2nd-order, the Modified Freundlich, the Pore Diffusion and the Elovich models. The kinetic parameters of each model were calculated. The adsorption process was well described with Modified Freundlich, Pore Diffusion and Elovich models for adsorption kinetics revealing that intraparticle diffusion mechanisms and chemisorption were involved in the adsorption process. The calculated activation energy values obtained were contradictory and non conclusive for different models.

Book Activated Carbon Adsorption of Trace Organic Compounds

Download or read book Activated Carbon Adsorption of Trace Organic Compounds written by Vernon L. Snoeyink and published by . This book was released on 1977 with total page 136 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Active Carbon

    Book Details:
  • Author : West Virginia Pulp and Paper Company. Industrial Chemical Sales Division
  • Publisher :
  • Release : 1841
  • ISBN :
  • Pages : 186 pages

Download or read book Active Carbon written by West Virginia Pulp and Paper Company. Industrial Chemical Sales Division and published by . This book was released on 1841 with total page 186 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Activated Carbon Adsorption

Download or read book Activated Carbon Adsorption written by Roop Chand Bansal and published by CRC Press. This book was released on 2005-05-24 with total page 498 pages. Available in PDF, EPUB and Kindle. Book excerpt: High surface area, a microporous structure, and a high degree of surface reactivity make activated carbons versatile adsorbents, particularly effective in the adsorption of organic and inorganic pollutants from aqueous solutions. Activated Carbon Adsorption introduces the parameters and mechanisms involved in the activated carbon adsorption

Book Activated Carbon Adsorption of Trace Organic Compounds

Download or read book Activated Carbon Adsorption of Trace Organic Compounds written by Vernon L. Snoeyink and published by . This book was released on 1977 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Effect of Surface Groups on Adsorption of Pollutants

Download or read book Effect of Surface Groups on Adsorption of Pollutants written by Robert W. Coughlin and published by . This book was released on 1970 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Control of Organic Compounds with Powdered Activated Carbon

Download or read book Control of Organic Compounds with Powdered Activated Carbon written by and published by . This book was released on 1991 with total page 230 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Activated Carbon  Surface Chemistry and Adsorption from Solution

Download or read book Activated Carbon Surface Chemistry and Adsorption from Solution written by James S. Mattson and published by . This book was released on 1971 with total page 252 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Activated Carbon Adsorption of Trace Organic Compounds

Download or read book Activated Carbon Adsorption of Trace Organic Compounds written by and published by . This book was released on 1977 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Adsorption of large compounds on activated carbon

Download or read book Adsorption of large compounds on activated carbon written by W. B. Arbuckle and published by . This book was released on 1983 with total page 46 pages. Available in PDF, EPUB and Kindle. Book excerpt: