【摘要】 对粗钨酸钠溶液中的几种常见而又典型的杂质，如砷、磷、硅、钼等的净化分离研究成果及几种常用的分离净化方法作了较详细的回顾，对本课题未来的研究方向进行了讨论。更多还原

【Abstract】 The research results of the removal of several common and typical impurities, such as arsenic phosphorus silicon molybdenum etc. from impure sodium tungestate solution are reviewed and several commonly used purification methods are reported with discussion of research trend.更多还原