氟硅酸钠

/ fú guī suān nà /

短语

1
介绍了一种改进的测定氟硅酸钠产品中铁含量的分析方法。
An improved analysis method for determining iron content in sodium fluosilicate product was introduced.
2
铁矿石选矿中用硫酸铜和氟硅酸钠活化磁黄铁矿，使最终铁精矿合流量降至0.5%以下。
The sulphur content of final iron concentrate can be decreased to less than 0.5% by using copper sulfate and sodium fluosilicate as activator of pyrrhotite contained in iron ore.
3
本文介绍了以氟硅酸钠、纯碱为原料生产晶体氟化钠的工艺，并对操作条件作了详细的说明。
A method of producing crystal sodium fluoride with sodium fluosilicate and sodium carbonate is introduced. And its optimal operations are described in detail.

氟硅酸钠
氟硅酸钠是建筑、建材工业用量最大的氟硅酸盐品种。主要用作搪瓷助溶剂，玻璃乳白剂、耐酸胶泥和耐酸混凝土凝固剂和木材防腐剂，农药工业中用于制造杀虫剂。木材工业中作防腐剂；耐酸水泥的吸湿剂。用作玻璃和搪瓷的乳白剂；天然乳胶制品中用作凝固剂、电镀锌、镍、铁三元镀层中用作添加剂，还用作塑料填充剂。此外，还用于制药和饮用水的氟化处理，及制造人造冰晶石的氟化钠。

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