In2O3 catalyst supported on carbonaceous nanohybrid for enhancing the removal of methyl orange dye from aqueous solutions

2020 ◽  
Vol 174 ◽  
pp. 344-353
Author(s):  
Sahar M. El-Khouly ◽  
Nady A. Fathy ◽  
Hala K. Farag ◽  
Reham M.M. Aboelenin
2018 ◽  
Vol 9 (6) ◽  
pp. 1103
Author(s):  
Mazidah Mamat ◽  
Mohd Aidil Adhha Abdullah ◽  
Maisara Abdul Kadir ◽  
Adila Mohamad Jaafar ◽  
Eny Kusrini

2018 ◽  
Vol 5 (1) ◽  
pp. 38-43
Author(s):  
Haider Shanshool Mohammed

"In the current study, the effect of the immobilization on electrostatic potential, pH and the absorbance of aqueous solutions of methyl orange that was immobilized on a modified chitosan polymer by glass wool were studied. It was found that the values of these parameters of the supported methyl orange are increased compared to unsupported samples. Furthermore, the electrostatic potential of the supported methyl orange is investigated in the presence of an aqueous solutions of NaCl, where showed the value of the electrostatic potential is raised With increasing ionic strength of the sodium chloride solution and a decrease in the value of pKa to the methyl orange dye after immobilization while the results are inversely before immobilization methyl orange on a modified chitosan polymer by glass wool.


PLoS ONE ◽  
2015 ◽  
Vol 10 (7) ◽  
pp. e0132067 ◽  
Author(s):  
Lu Han ◽  
Song Xue ◽  
Shichen Zhao ◽  
Jingchun Yan ◽  
Linbo Qian ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (48) ◽  
pp. 27027-27036 ◽  
Author(s):  
Swatantra Pratap Singh ◽  
Karthik Rathinam ◽  
Roni Kasher ◽  
Christopher J. Arnusch

Sericin, a protein waste product of the silk industry, was crosslinked with chitosan, and a chitosan–sericin conjugate (CS) was prepared, characterized and used to remove hexavalent chromium (Cr(vi)) ions and methyl orange dye from aqueous solutions.


2015 ◽  
Vol 1 (2) ◽  
pp. 36-41
Author(s):  
Laura Cocheci ◽  
◽  
Ancuta-Corina Marcu ◽  
Paul Barvinschi ◽  
Aniela Pop

2020 ◽  
Vol 16 ◽  
Author(s):  
Nimisha Jadon ◽  
Gulzar Ahmad Bhat ◽  
Manoharmayum Vishwanath Sharma ◽  
Harendra Kumar Sharma

Background: The study focuses on the synthesis of chitosan/ Fe2O3 nanocomposite, its characterization and application in methyl orange dye degradation. Methods: The synthesized chitosan/ Fe2O3 nanocomposite was characterized with Powder X-Ray Diffraction, Fourier Transformation Infrared Spectroscopy (FTIR), Transmission Electron Microscopy (TEM) and UV-Vis Spectroscopy. Results: The characterization showed that the Fe2O3nanoparticles were embedded in the polymer matrix of chitosan. The size of the Fe2O3nanoparticles were less than 10nm and the crystallite size was 1.22 nm.The synthesized chitosan/ Fe2O3nanocomposite was tested for methyl orange degradation using different parameters such as effect of contact time, effect of dose, effect of concentration and effect of pH for the degradation of methyl orange dye in aqueous solution.The Fruendlich, Langmuir and Temkin isotherm studies were also conducted for adsoption of methyl orange on Chitosan/ Fe2O3nanocomposite. Conclusion: The study indicated that the synthesized chitosan/Fe2O3 nanocomposite had the potential of degrading methyl orange dye up to 75.04% under the set condition in this experiment which indicate that Chitosan/ Fe2O3 nanocomposite is a viable option that can be used for the degradation of methyl orange dye.


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