barium sulphate

1. This Paper studies the reaction conditions of the Barium Sulphate and EDTA in ammonia water solution and proposes to use EDTA titration to determine sulphuric acid in Trinitro-resorcinol.
   本文研究了硫酸钡在氨水溶液中与EDTA的反应条件，提出用EDTA滴定法测定三硝基间苯二酚中的硫酸。
2. Wedgwood experimented with barium sulphate ( caulk), and from it produced jasper, in1773.
   1773年，韦奇伍德用硫酸钡（石灰岩）作实验，并从中得到了碧玉。
3. According to the conditions of salt deposit, put forward a purifying plan of two methods, get barium sulphate and "calcium magnesium deposit", utilized each other.
   前言：根据氯碱公司盐泥的情况，提出分二步净化处理的方案，得到沉淀硫酸钡及钙镁泥，分别利用。
4. Gauging the Amount of Iodine in Salt on Sale by the Way of Na_2S_2O_3 Titration; Methods for chemical analysis of arsenic& The barium sulphate gravimetric method for the determination of sulphur content
   硫代硫酸钠滴定法测定市售食盐中的碘含量GB/T4373.3-1984砷化学分析方法硫酸钡重量法测定硫量
5. The experimental results indicate that polyepoxysuccinic acid has excellent scale inhibiting performance to barium sulphate and strontium sulphate.
   结果表明，聚环氧琥珀酸对硫酸钡、硫酸锶具有较好的阻垢性能。
6. Gravimetric Determination of Sulphur as Barium Sulphate ⅶ. Effect of Cupric and Zinc Ions
   硫酸钡定硫法Ⅶ铜离子及锌离子的影响
7. Determination of Sulfur in Tobacco with Barium Sulphate Turbidimetry
   硫酸钡溶胶比浊法测定烟草中的硫
8. Research on the Producing Technology of Barium Sulphate by the Bittern Water
   卤水法生产硫酸钡技术研究
9. Preparation of Barium Sulphate Nanoparticles by Liquid Precipitation
   硫酸钡纳米粉体的液相合成方法
10. Synthesis of Barium Sulphate
    硫酸钡合成试验
11. Particle geometrical features and ζ-potential of precipitated barium sulphate
    沉淀硫酸钡颗粒几何特性及表面ζ电位分析
12. The uses of barium sulphate precipitated, the specification of the original material, the principle of production, process control point, product quantity are introduced.
    介绍了硫酸钡的用途、原材料规格、生产原理、工业生产中主要工艺控制点、产品质量。
13. DETERMINATION OF SULPHUR IN FLUORITE& Barium Sulphate Gravimetry with Chromatography Separation
    氟石中硫的测定&色层分离硫酸钡重量法
14. Conclusion: Barium Sulphate Suspension has good MRI negative contrast effect, the Suspension presented here is suitable for clinical application.
    结论：硫酸钡混悬剂有良好的阴性MRI造影效果，本研究提出的硫酸钡混悬剂可望用于临床造影。
15. Determination of the content of barium in barium chloride using barium sulphate volumetric precipitation method in ethanol-water medium
    在乙醇&水介质中采用硫酸钡沉淀滴定法测定氯化钡中钡的含量
16. Drying methods of precipitated barium sulphate
    沉淀硫酸钡的干燥
17. Barium Sulphate Suspension used as a Oral Contrast Agent ──ⅰ. Experimental Study
    硫酸钡混悬剂用作MRI胃肠腔造影剂的研究&（Ⅰ）实验研究
18. It is put forward that the content of barium in barium chloride is determined using barium sulphate volumetric precipitation method in ethanol-water medium.
    提出了在乙醇水介质中采用硫酸钡沉淀滴定法测定氯化钡中钡的含量.试样溶解并消除干扰后，在pH2.0~3.0的乙醇水介质中，以茜素S为指示剂，用Na2SO4标准溶液进行滴定。
19. The superfine barium sulfate powder is prepared by using barium sulphide solution and sodium sulphate solution as the raw material and using liquid-liquid phase reaction precipitation method in the governor.
    以精制硫化钡溶液和硫酸钠溶液为原料，在调速泵内采用液&液相反应沉淀法合成超细颗粒硫酸钡液体。
20. Study for the Effects and Mechanisms of Barium Sulphate on the Formation of Alkali-Containing Clinker
    硫酸钡对含碱水泥熟料形成和性能的影响
21. The results show that these catalysts give better catalytic performance on nitrosation reaction, and barium sulphate and silica gel play the same catalytic role on this reaction.
    结果表明，负载型的金属氧化物对反应具有较好的催化效果，硫酸钡和硅胶同样能催化该亚硝化反应。

noun

1. a white or colorless mineral (BaSO4)

   Synonym:    heavy sparbaritebarytes

2. a white insoluble radiopaque powder used as a pigment

   Synonym:    barium sulfateblanc fixe