| 石膏中氧化钙含量的测定研究 |
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| 引用本文： | 张秋云,曹辰英,王卫红. 石膏中氧化钙含量的测定研究[J]. 广东化工, 2010, 37(9): 135-135,137 |
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| 作者姓名： | 张秋云 曹辰英 王卫红 |
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| 作者单位： | 常州工学院,化学系,江苏,常州,213022;首钢工学院,北京,215011 |
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| 摘 要： | 结合生产实际,为了更准确地测定石膏中氧化钙的含量,检验其纯度,首先利用国标法测定石膏粉末中氧化钙的含量。在相同条件下,分别讨论不同钙指示剂对实验效果的影响,实验结果表明:钙紫红指示剂具有更好的灵敏性和可靠性。
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| 关 键 词： | 配位反应 石膏 氧化钙 游离水 指示剂 |
The Resrech abort Analyzing for the Content of Calcium Oxide in Plaster |
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| Zhang Qiuyun,Cao Chenying,Wang Weihong. The Resrech abort Analyzing for the Content of Calcium Oxide in Plaster[J]. Guangdong Chemical Industry, 2010, 37(9): 135-135,137 |
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| Authors: | Zhang Qiuyun Cao Chenying Wang Weihong |
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| Affiliation: | 1. Department of Chemistry, Changzhou Institute of Technology, Changzhou, 213022 ; 2. S ougang Institute of Technology, Beijing 215011, China) |
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| Abstract: | Compared the method of PRC Standard, the research discussed the effect of different indicators for analyzing the content of calcium oxide in plaster at the same condition. The experiment result showed Calconcarboxylic acid was better than others in sensitivity, accuracy, and stability. |
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| Keywords: | complexing plaster calcium oxide free water indicator |
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