Hot-water pretreatment of rice straw
The water-insoluble fraction of HWP rice straw was
washed twice with distilled water, dried at 80°C for
16 hours, ground to a particle size of approximately
0.5 mm using a laboratory disintegrator (Sansho Industry
Co. Ltd., Osaka, Japan), and then used as the carbon
source for ethanol fermentation. The composition of the
prepared water-insoluble fraction, which was determined
according to the procedure published by the National Renewable Energy Laboratory [18], was as follows: 44.8%
w/w glucan, 0.3% w/w xylan and 0.8% w/w galactan,
with low detectable amounts of arabinan and mannan.
Hot-water pretreatment of rice strawThe water-insoluble fraction of HWP rice straw waswashed twice with distilled water, dried at 80°C for16 hours, ground to a particle size of approximately0.5 mm using a laboratory disintegrator (Sansho IndustryCo. Ltd., Osaka, Japan), and then used as the carbonsource for ethanol fermentation. The composition of theprepared water-insoluble fraction, which was determinedaccording to the procedure published by the National Renewable Energy Laboratory [18], was as follows: 44.8%w/w glucan, 0.3% w/w xylan and 0.8% w/w galactan,with low detectable amounts of arabinan and mannan.
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