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采用高效填料 ,对预处理后的杂醇油进行两次精密精馏 ,获得异戊醇产品纯度 98% (质量 ) ,总收率95.0 % (质量 ) ;光学异戊醇产品纯度 95% (质量 ) ,收率 85.0 % (质量 )以上。
The high-efficiency packing material was used to perform two precision rectification on the pretreated fusel oil to obtain the purity of the isoamyl alcohol product of 98% by mass and the total yield of 95.0% by mass; the purity of the optical isoamyl alcohol product was 95% ), Yield 85.0% (mass) or more.