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A method for the production of sodium fluoride from sodium silicofluoride are important
A method for the production of sodium fluoride from sodium silicofluoride are important
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机译:由氟化硅钠生产氟化钠的方法很重要
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摘要
PURPOSE:To produce high purity NaF and NH4F by reactin Na2SiF6 with aqueous NH4F solution to precipitate and to separate NaF and by reacting the resultant aqueous (NH4)2SiF6 solution with NH3 to recovery NH4F.
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