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Primary Study of Extraction of Xylo-oligosaccharides from Bagasse through Hydrolysis |
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Key Words:bagasse; xylo-oligosaccharides; hydrolysis |
Author Name | Affiliation | 李 娜1 | 1.天津科技大学,天津市制浆造纸重点实验室,天津,300457 | 沈伊濛2 | 2.北京林业大学,北京,100083 | 刘秋娟1,* | 1.天津科技大学,天津市制浆造纸重点实验室,天津,300457 |
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Abstract: |
Bagasse was hydrolysed in hot water in order to extract xylo-oligosaccharides.Orthogonal experiments were carried out to find the optimum hydrolysis conditions. The dual wavelength method which is the improvement of Douglas colourimetricmethod was applied to simultaneously determine the amounts of pentosan, hexosan and their monosaccharides. The results showed that the yield of xylan reached 17.0% (on oven dried weight of material)when the hydrolysis conditions were as the follows: the maximum temperature of 160℃, the time at maximum temperature of 120 min, and the ratio of liquor to bagasse 1∶8. |
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