Chemistry Department, Faculty of Sciences and Mathematics, Diponegoro University, Indonesia
BibTex Citation Data :
@article{JKSA17548, author = {Desriana Chrisyanti and Gunawan Gunawan and Abdul Haris}, title = {Blue Methylene Retrieval using Silica-Salicylic Acid Modified Filtering}, journal = {Jurnal Kimia Sains dan Aplikasi}, volume = {21}, number = {1}, year = {2018}, keywords = {methylene blue; silica; salicylic acid}, abstract = { The retrieval of methylene blue using a silica-modified sulfide-salicylic acid has been carried out. Salicylate-silica-acid alloys have been prepared by comparing the four media ie filter paper, silica-filter paper, salicylic acid-filter paper and salicylic acid-silica-filter paper. This study aims to study the recovery of methylene blue using salicylic acid-modified silica filtering with various parameters on the adsorption and desorption process. The results showed that the salicylic acid-silica alloy could improve the capability of methylene blue removal. The result of pH variation on the adsorption process showed that at pH 7 methylene blue can be taken 92.89%. Whereas at concentration variation, salicylic acid at 5 mM can take methylene blue equal to 92.86%. The desorption results showed that pH 1 methylene blue could be desorbed at 308.89 mg/g, while the variation of contact time of desorption ie at 110 minutes could an saturate the blue methylene by 589,61 mg/g. The UV-Vis analysis showed a decrease in absorbance in salicylic acid after contact with silica. The FTIR analysis also shows that in salicylate-silica-acid alloys there are Si-O groups derived from silica and C = O derived from salicylic acid. }, issn = {2597-9914}, pages = {19--23} doi = {10.14710/jksa.21.1.19-23}, url = {https://ejournal.undip.ac.id/index.php/ksa/article/view/17548} }
Refworks Citation Data :
The retrieval of methylene blue using a silica-modified sulfide-salicylic acid has been carried out. Salicylate-silica-acid alloys have been prepared by comparing the four media ie filter paper, silica-filter paper, salicylic acid-filter paper and salicylic acid-silica-filter paper. This study aims to study the recovery of methylene blue using salicylic acid-modified silica filtering with various parameters on the adsorption and desorption process. The results showed that the salicylic acid-silica alloy could improve the capability of methylene blue removal. The result of pH variation on the adsorption process showed that at pH 7 methylene blue can be taken 92.89%. Whereas at concentration variation, salicylic acid at 5 mM can take methylene blue equal to 92.86%. The desorption results showed that pH 1 methylene blue could be desorbed at 308.89 mg/g, while the variation of contact time of desorption ie at 110 minutes could an saturate the blue methylene by 589,61 mg/g. The UV-Vis analysis showed a decrease in absorbance in salicylic acid after contact with silica. The FTIR analysis also shows that in salicylate-silica-acid alloys there are Si-O groups derived from silica and C = O derived from salicylic acid.
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