In this paper, a theoretical analysis about the feasibility of phosphorus removal in metallurgicalgradesilicon with vacuum distillation, then an experiment was conducted.
从理论上分析了利用真空蒸馏的方法除磷提纯冶金级硅的可行性，并进行了真空条件下脱磷的实验研究。
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Metallurgicalgradesilicon is raw materials for organic and electronic USES. The impurities should be reduced through refining treatment, the method of oxidizing is priority now.