硅酸

An improved analysis method for determining iron content in sodium fluosilicate product was introduced.

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。

A method of producing crystal sodium fluoride with sodium fluosilicate and sodium carbonate is introduced.

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。

The process of preparating potassium fluosilicate from the mother liquor of magnessium fluoride has been studied.

研究了以氟化镁母液为原料制取氟硅酸钾的工艺过程，通过试验获得了最佳工艺条件。

The main factors affecting the decompounding rate of sodium fluosilicate by calcined soda were confirmed.

探讨了碳酸化法合成冰晶石的工艺条件，确定了影响纯碱分解氟硅酸钠的分解率的主要因素，试验结果表明：氟化钠溶液的精制、n(6F)/n、反应温度等对冰晶石性能有显著的影响。

Huaying is engaged in production and supply of phosphoric acid, phosphogypsum and sodium fluosilicate, and made great progress in operation in 10 years.

主要从事磷酸，石膏、氟硅酸钠等磷化工系列产品的销售生产业务，公司成立十年来生产经营取得了较快发展，目前正在拓展磷酸后续加工产品——磷铵生产、销售及磷酸出口业务。

The scaling on equipment and pipeline of WPA filtration unit is caused by the precipitation of potassium and sodium fluosilicate when the temperature of acid decreases.

分析湿法磷酸过滤设备与管道结垢的主要原因是氟硅酸钾，钠盐因磷酸液相温度下降而沉积下来。

The classical potassium fluosilicate precipitated alkali titration method was changed to molybdenum-blue-ness spectrophotometry to fast determine silicon .

将经典的氟硅酸钾沉淀碱滴定法改为钼蓝分光光度法快速测定硅。

Huaying is engaged in production and supply of phosphoric acid, phosphogypsum and sodium fluosilicate, and made great progress in operation in 10 years. The company is developing the production and market of its downstream product MAP and expanding its P.A export business.

主要从事磷酸，石膏、氟硅酸钠等磷化工系列产品的销售生产业务，公司成立十年来生产经营取得了较快发展，目前正在拓展磷酸后续加工产品——磷铵生产、销售及磷酸出口业务。

The magnesium hydroxide, sodium fluosilicate are prepare d from high and low temperature salt (discarded materials from the salt chemical industry).

报道利用盐化工废弃物高低温盐制取无机阻燃剂氢氧化镁和具有广泛用途的氟硅酸钠的几种新方法。

Polymer silicic acid colloid can be used to completely replace the expensive and poisonous fluor containing depressors such as fluosilicate and has a remarkable eff...

聚合硅酸胶体完全可以替代有毒且价格较贵的氟硅酸盐等含氟抑制剂，降低铁精矿中K2 O、Na2 O等有害杂质含量，效果十分明显。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。