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Rice husk is a kind of biomass feedstock with high ash content. The effect of acid washing (HCl, HF and H3PO4) on the inorganic contents in rice husk was analyzed in this study. The optimal pretreatment conditions for pyrolysis product distribution, including acid concentration, washing temperature and washing time, were investigated via pyrolysis–gas chromatography/mass spectrometry (Py–GC/MS). Compared...
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