1) production of sodium fluosilicate
生产氟硅酸钠
1.
Energy-saving and consumption-reducing measures for production of sodium fluosilicate by batch process;
间歇法生产氟硅酸钠节能降耗的措施
2) sodium fluosilicate
氟硅酸钠
1.
The improvement of determination method for iron content in sodium fluosilicate product;
氟硅酸钠产品中铁含量的分析方法改进
2.
Effect of seeding on crystallization of sodium fluosilicate
添加晶种对氟硅酸钠结晶的影响
3) sodium fluorosilicate
氟硅酸钠
1.
Study on the preparation of cryolite from sodium fluorosilicate by ammonia method;
氟硅酸钠氨法制取冰晶石的研究
2.
Study on the Preparation of Large Size of Sodium Fluorosilicate Crystal;
制备大颗粒氟硅酸钠结晶的研究
3.
The metastable zone width of sodium fluorosilicate, potassium fluorosicicate in the medium of phosphoric acid (22%P 2O 5) were studied.
通过测定不同过饱和浓度下的氟硅酸钠、氟硅酸钾在 30 。
4) sodium silicofluoride
氟硅酸钠
1.
Reasons and counter-measures of caking of sodium silicofluoride product;
氟硅酸钠产品结块的原因与对策
2.
In the process of synthesizing cyrolite from sodium silicofluoride, high quality white carbon was obtained as by-product in the ammoniation procedure in the presence of silica seeds, but the effects of addition of seeds on the quality of cryolite are still unknown.
在氟硅酸钠法合成冰晶石的氨解工艺中引入晶种 ,能够得到高质量的副产白炭黑 ,但晶种的加入对冰晶石质量的影响仍待考察。
5) potassium (sodium) fluosilicate
氟硅酸钾(钠)
补充资料:氟硅酸钠
化学式Na2SiF6。白色粉状晶体;相对密度2.679;微溶于水,有吸湿性;有毒。在300°C以上灼烧时分解,生成四氟化硅SiF4和氟化钠NaF。用硫酸处理磷灰石生产过磷酸钙时,释放出的氟化氢气体又与矿石中的杂质二氧化硅反应生成四氟化硅气体,用水吸收四氟化硅生成氟硅酸H2SiF6溶液,再加入氯化钠即得氟硅酸钠:
H2SiF6+2NaCl─→Na2SiF6+2HCl这是综合利用的一个范例。氟硅酸钠可做农业杀虫剂、木材防腐剂和水泥吸湿剂等。
H2SiF6+2NaCl─→Na2SiF6+2HCl这是综合利用的一个范例。氟硅酸钠可做农业杀虫剂、木材防腐剂和水泥吸湿剂等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条