铝酸钠

It further proves that on line analysis of sodium aluminate can be completely realized through detecting its conductivity rate.

结合氧化铝生产过程中铝酸钠溶液的特点，介绍了一种在线分析仪的设计思路及主要构成，并对其精度及可靠性试验作了详尽阐述，进一步证明通过对铝酸钠溶液电导率的检测完全可以实现其溶液成分的在线分

The effect of hydrophobic additive on the seed precipitation from sodium aluminate solution was studied by adding fatty acid and heneicosane at different proportions. The results show that when the mass fraction of fatty acid is in the range of 32%-49% and the additive concentration in sodium aluminate solution is 150×10-6 g/L, the rate of precipitation increases, but the particle size of Al3 and Al2O3 reduces.

摘 要：研究了疏水性添加剂脂肪酸类阴离子表面活性剂与21-碳烷不同配比对铝酸钠溶液分解产生氢氧化铝和氧化铝的粒度、强度及分解率的影响，考察了产物Al3和Al2O3的强度和粒度之间的关系，探讨了添加剂影响铝酸钠溶液晶种分解的相关机理。

Hydrometallurgical removal of sulphur from industral sodium aluminate solution with barium aluminate is studied.

介绍了用铝酸钡从工业铝酸钠溶液中湿法除硫的试验结果。

Keywords aluminum polychloride;Ni-Al alloy powder;sodium metaaluminate;hydrochloric acid addition;concentration ratio of hydroxyl to alumi

聚合氯化铝； Ni-Al合金粉；偏铝酸钠；加酸量；盐基度

Applyingsome inorganic materials, such as sodium silicate, aluminum and potassic sulphate, ferricchloride, sodium aluminate, the author manufactured a new-style JYQ 796 high efficiencyinorganic waterproof and dampproof agent.

针对国际国内各类建筑工程、水利工程、装饰工程等存在着严重的渗水漏水问题，本文以硅酸钠、硫酸铝钾、氯化铁、偏铝酸钠等多种无机原料，成功地研制了一种新型JYQ796型高效无机防水防潮剂，它主要分为无机快速堵漏型(配方4)和高效防水防潮型(配方6)两大类。

The results indicate that the formation of clustering of aluminates in solution,and the clusters are stabilized by sodium ions.

结果表明：Al_4~-单体形成的&分子簇&有利于聚合铝酸根分子的形成，Na~+控制聚合铝酸根分子的稳定存在，从而影响铝酸钠溶液中Al_3的析出。

First, through comparing the decomposition technology of Sodium Aluminate Solution, it is produced by using the technology of Seed-crystal Decomposition of Sodium Aluminate Solution.

首先通过铝酸钠分解工艺的比较，确定应用铝酸钠溶液晶种分解工艺进行高白氢氧化铝的生产。

In this paper we have investigated the effect of SiO2 on the precipitation rate and particle size distribution of seeded precipitation proceeding in sodium aluminate solution by ion membrane electrolysis .

采用离子膜电解铝酸钠溶液研究硅对铝酸钠溶液快速分解过程分解率和粒度分布的影响，并用扫描电镜对自发分解产品的表面形貌进行了表征。

Effect of decomposition conditions on the ratio of seeded decomposition and properties of precipitation products from sodium aluminate solutions with the very light boehmite seed prepared from the hydrothermal homogeneous precipitation between aluminum sulfate and urea, was studied. Mechanism of the very light boehmite precipitation process was also analyzed.

以硫酸铝和尿素水热均相沉淀合成的低密度－水软铝石为晶种，研究分解条件对溶液分解率和分解产物性质的影响，还对从铝酸钠溶液析出低密度－水软铝石的过程进行了初步分析。

Effect of decomposition conditions on the ratio of seeded decomposition and properties of precipitation products from sodium aluminate solutions with the very light boehmite seed prepared from the hydrothermal homogeneous precipitation between aluminum sulfate and urea, was studied. Mechanism of the very light boehmite precipitation process was also analyzed.

摘 要：以硫酸铝和尿素水热均相沉淀合成的低密度一水软铝石为晶种，研究分解条件对溶液分解率和分解产物性质的影响，还对从铝酸钠溶液析出低密度一水软铝石的过程进行了初步分析。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。