sulfate ion

Almost no calcium sulfate ion adsorption of arsenic on arsenic ions for calcium sulfate in aqueous solution almost no impact on Absorption.

硫酸钙几乎没有吸附砷离子，说明硫酸钙对于砷离子在水溶液中几乎没有吸附影响。

A new method for the determination of sulfate ion in sodium or potassium sulfate is proposed. By practice, it proves that this method has the following advantages: high accuracy, good repeatability, simple and rapid operation.

对可溶性硫酸钠（钾）中硫酸根含量的测定提出一种新方法，实际应用证明该法具有准确度高、重现性好、简便快速的特点。

The development of preparation of the solide superacids loaded with sulfate ion or metal oxides, the determination of their strength, the analysis of their surface structure and application on organic synthesis were discussed in this paper.

本文介绍了硫酸或金属氧化物负载的固体超强酸的制备方法、酸强度测定、表面结构表征及其在有机合成中的应用等方面的研究进展。

Study on electrolyzing sulfate ion in solution by ion exchange membrane

离子交换膜电解分离溶液中硫酸根离子的实验研究

Studies on sulfate ion contamination of Pt-Re reforming catalysts

铂铼重整催化剂硫酸根污染的研究

Concentrations of lead, arsenic, zinc, iron, sulphur or sulfate ion in the silt at the river bottom and water samples exceeded standards in various degree. Especially the degree of exceeding standard on arsenic is more serious than others.

硫化矿尾矿库周围流域中江底泥沙和水样中的铅、砷、锌、铁、硫或硫酸根离子浓度均有不同程度地超标，尤其是砷的超标情况更严重。

This method has been proved to be simple, sensitive and accurate, and also has been applied to determine sulfate ion in liposome doxorubicin sample with satisfactory results.

用该方法对阿霉素脂质体样品中的微量硫酸根离子进行了分析测定，结果令人满意。

Rapid Determination of Sulfate-ion

硫酸根离子的快速测定

A capillary electrophoretic method for the determination of the trace sulfate ion in liposome doxorubicin has been developed with potassium nitrate as the background electrolyte.

建立了以硝酸钾作为背景电解质测定阿霉素脂质体药物中微量硫酸根离子的毛细管电泳分析法。

In the initial stage, the sulfate ion concentration increased rapidly in concrete, with diffusion time increasing, the concentration distribution of sulfate in concrete trend to be stable.

在初始阶段，经扩散进入到混凝土内部的硫酸根离子浓度增加较快，随着侵蚀时间的增加，混凝土中的硫酸根离子浓度分布逐渐趋于稳定。

Effect of sulfate ion on the water-resistance property of CaO-Al_2O_3-P_2O_5-SiO_2 system

硫酸根离子对CaO-Al2O3-P2O5-SiO2体系耐水性的影响

The paper studies the influences of carbonation degree, reaction temperature, the concentration of ammonia and sulfate ion in the solution on carbonation speed of mirabilite ammonium solution, and makes comparison with carbonation process of sodium chloride ammonium solution.

研究碳酸化度、反应温度、溶液中氨浓度和硫酸根离子浓度等对芒硝氨盐水溶液碳酸化过程速度的影响，并与氯化钠氨盐水溶液碳酸化过程进行比较。

The sulfate ion was determined by Ion Chromatography. The relative standard deviation is 1 58%. The recovery is from 90 5% to 98 2%.

方法用于各种水样中硫化物的测定，相对标准偏差为1.58%，回收率在90.5%到98.2%之间。

The corrosion mechanism of sulfate radical ion and chloride ion.

实验研究了硫酸根离子腐蚀机理和氯离子腐蚀机理。

The concentration of nitrate and sulfate ion had no remarkable effect on ozonation alone, but the removal rate of other two processes decreased with the increase of the concentration of nitrate and sulfate ion.

硝酸根和硫酸根离子浓度对单独臭氧氧化降解水中硝基苯无明显影响，另2种氧化工艺对硝基苯的分解效率随着硝酸根和硫酸根离子浓度的增加而降低。

Steady control analysis of sulfate ion in crystallizer of a HDH process phosphoric acid plant

半水-二水湿法磷酸装置结晶槽游离硫酸根的稳定控制

The main reason that results in the differences is the high concentration sulfate ion in the used chrome tan liquor.

循环铬液中高浓度硫酸根离子的存在是造成上述差异的主要原因。

It means that, controlling anion in soil is sulfate ion and chloride ion, controlling cation is the sodium ion and potassium ion.

从而进一步说明，土壤中起控制作用的阴离子是硫酸根离子和氯离子，阳离子是钠离子和钾离子。

Quality Control over Sulfate Ion Monitoring in Precipitation

降水中硫酸根离子监测的质量控制

Talk about the Method of Measuring Sulfate Ion in Salt used for Metal Sodium

浅谈测试金属钠用盐中SO42-的方法

A study on group theory of sulfate ion coordination patterns

硫酸根离子配位方式的群论研究

A Summary of Methods in Determination of Sulfate Radical Ion

硫酸根离子分析方法评述

Study on the Sensitive Semiconductor Device of Sulfate Radical Ion

硫酸根离子敏感半导体器件的研究

Determination of Sulfate Ion in Nonionic Microemulsion Medium by Barium Sulfate Turbidimetry

硫酸钡合成试验非离子型微乳液介质-硫酸钡浊度法测定硫酸根

The Development of Preparation of Solid Superacids Loaded with Sulfate Ion or Metal Oxides and Application on Organic Synthesis

硫酸或金属氧化物负载的固体超强酸的制备及其在有机合成中的应用研究进展

In the experiment, calcium acetate is used as the precipitator of phosphite ion and sulfate ion, and the residual calcium is removed with sodium fluoride due to the low solubility constant of calcium fluoride.

本实验选用乙酸钙作为亚磷酸根、硫酸根沉淀剂，利用氟化钙溶度积常数小的特点，余钙用氟化钠去除。

The main anions included chloride ion, phosphate ion and sulfate ion, of which chloride ion had the highest concentration. The cations mainly included sodium ion, potassium ion, magnesium ion, calcium ion.

新鲜人尿中的主要无机化合物成分为电解质，其中主要阴离子为氯离子、磷酸根离子和硫酸根离子，以氯离子含量最高；阳离子主要为钠离子、钾离子、镁离子和钙离子。

To Separate Chlorine Ion and Other Halogen Elements by Silver-Resin Column Ion Chromatogram Instrument Detect the Fluorine Ion, Nitrate Ion and Sulfate Ion

离子色谱分析重油催化裂化装置再生烟气主要成分的探讨银树脂柱分离氯离子的测定离子色谱法测定卤水中氟离子、硝酸根离子、硫酸根离子

Therefore, the established models in this paper may be used to analyze the diffusion-reaction law of sulfate ion in concrete under environmental sulfate attack.

可见，本文所建立的模型可用于分析硫酸盐侵蚀下混凝土的扩散反应规律。

Has discussed this topic research key: sulfate radical ion and chloride ion to reinforced concrete structure corrosion mechanism.

探讨了本课题的研究重点：硫酸根离子和氯离子对钢筋混凝土结构的腐蚀机理。