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Updated: May 23, 2026
09:10
Experimental Protocol for Biodiesel Production with Isolation of Alkenones as Coproducts from Commercial Isochrysis Algal Biomass
Published on: June 24, 2016
[Column chromatography purification and analysis of biodiesel by transesterification]
Yang Liu1, Huai-feng Yi, Yu Chen
1Institute of Nuclear and New Energy Technology, Tsinghua University, Beijing 100084, China. tomboy1120@163.com
Guang Pu Xue Yu Guang Pu Fen Xi = Guang Pu
|April 20, 2012
Summary
Column chromatography effectively purifies crude biodiesel from Sorbifolia oil, increasing purity from 77.51% to 93.87%. This method enhances biodiesel quality and recovery for potential industrial applications.
Area of Science:
- Chemical Engineering
- Organic Chemistry
- Renewable Energy
Background:
- Biodiesel production from Sorbifolia oil via transesterification yields a crude product requiring purification.
- Crude biodiesel contains impurities, primarily glycerol, which affect its quality and performance.
Purpose of the Study:
- To purify crude biodiesel derived from Sorbifolia oil using column chromatography.
- To analyze the composition of purified biodiesel and assess the effectiveness of the purification method.
Main Methods:
- Crude biodiesel was prepared from Sorbifolia oil through transesterification.
- Column chromatography was employed to separate the crude biodiesel into distinct fractions.
- Gas chromatography (GC), Fourier-transform infrared spectroscopy (FTIR), GC-Mass Spectrometry (GC-MS), and proton nuclear magnetic resonance (1H NMR) were used for analysis.
Main Results:
- Column chromatography successfully separated biodiesel (petroleum ether fraction) and glycerol (methanol fraction).
- Biodiesel purity significantly increased from 77.51% to 93.87% after purification.
- A high product recovery rate of 91.04% was achieved.
- FTIR and 1H NMR confirmed the enhanced purity of the refined biodiesel.
Conclusions:
- Column chromatography is an effective method for purifying biodiesel from Sorbifolia oil.
- The purification process significantly improves biodiesel quality and maintains a high recovery rate.
- This study provides a foundation for the industrial-scale purification of biodiesel.
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