Wedgwood experimented with barium sulphate (caulk), and from it produced jasper, in 1773.
1773年，韦奇伍德用硫酸钡(石灰岩)作实验，并从中得到了碧玉。
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。
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。
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。
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。
Testing the content of sulphate with EDTA titration method can directly influence its precision because whether the capacity of barium mixed liquid of magnesium is added suitably.
用EDTA滴定法检测硫酸盐，钡镁混合液的加入量是否适当，直接影响到检测的精确度。
Testing the content of sulphate with EDTA titration method can directly influence its precision because whether the capacity of barium mixed liquid of magnesium is added suitably.
用EDTA滴定法检测硫酸盐，钡镁混合液的加入量是否适当，直接影响到检测的精确度。
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