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Abstract:
D-Glyceric acid (D-GA) is a glycerol derivative with various promising biological functions. This paper reports the adsorption of D-GA from aqueous solution using a strong basic resin. The effect of pH on the uptake of D-GA was studied, and several models were used to investigate the interactions of D-GA and the resin. A theoretical model based on ion exchange and adsorption was developed to fit the isotherms under various pH or temperatures. Kinetic experiments under different initial D-GA concentrations were also performed to define the controlling mechanism of the overall adsorption process. The results showed that the uptake process of D-GA was controlled by the rate of D-GA diffusion through the polymeric matrix of the resin. This study provides valuable information and theoretical support for the scale-up and optimization of operating conditions for the recovery of D-GA.
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Chemical and Biochemical Engineering Quarterly
ISSN: 0352-9568
Year: 2018
Issue: 4
Volume: 31
Page: 471-478
Language: English
0 . 8 5 9
JCR@2018
1 . 6 0 0
JCR@2023
ESI HC Threshold:209
JCR Journal Grade:4
CAS Journal Grade:4
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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