| 钾矿与不同钙质原料制备的硅钙钾肥中有效硅的性质对比研究 |
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| 引用本文： | 王朝军,胡宗超,朱云勤,胡德庚.钾矿与不同钙质原料制备的硅钙钾肥中有效硅的性质对比研究[J].化肥工业,2014(1):57-61. |
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| 作者姓名： | 王朝军 胡宗超 朱云勤 胡德庚 |
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| 作者单位： | [1]贵州大学资源化工研究所,贵州贵阳 550025 [2]贵州大学化学与化工学院,贵州贵阳550025 |
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| 摘 要： | 以不溶性含钾硅酸盐岩石与不同钙质原料(石灰石、磷石膏和磷石膏钙渣)制备硅钙钾肥,并以水和柠檬酸溶液为浸取液,采用硅钼蓝分光光度法于680 nm波长处测定硅钙钾肥中有效硅的溶出率。采用正交试验设计法探索了影响硅钙钾肥中有效硅溶出的相关因素,对硅钙钾肥的使用和推广具有一定的指导意义。
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| 关 键 词： | 硅钙钾肥 有效硅 溶出率 性质对比 |
Comparative Study of Basic Properties of Available Silicon in Silicon-Calcium-Potassium Fertilizer Prepared from Potash Ore with Different Calcareous Raw Materials |
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| Wang Chaojun,Huzongchao,Zhu Yunqin,Hu Degeng.Comparative Study of Basic Properties of Available Silicon in Silicon-Calcium-Potassium Fertilizer Prepared from Potash Ore with Different Calcareous Raw Materials[J].Journal of the Chemical Fertilizer Industry,2014(1):57-61. |
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| Authors: | Wang Chaojun Huzongchao Zhu Yunqin Hu Degeng |
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| Affiliation: | 1. Guizhou University Resources Institute of Chemical Engineering Guizhou Guiyang 550025 ; 2. School of Chemistry and Chemical Engineering, Guizhou University Guizhou Guiyang 550025 ) |
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| Abstract: | Silicon-calcium-potassium fertilizer is prepared from insoluble potassic silicate rock with different calcareous raw materials （ limestone , phosphogypsum or calcium slag of phosphogypsum ） , water and citric acid solution are used as extracting solution , the available silicon dissolution rate of silicon-calcium-potassium fertilizer is determined by silicomolybdic blue spectrophotometry at 680 nm wavelength .Orthogonal experimental design method is used to study related factors influencing available silicon dissolution rate of silicon-calcium-potassium fertilizer , having a certain guidance meaning for use and popularization of silicon-calcium-potassium fertilizer . |
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| Keywords: | silicon-calcium-potassium fertilizer available silicon dissolution rate comparison of basic properties |
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