| 络合剂对磷酸二氢钾结晶除杂净化的作用 |
| |
| 引用本文： | 刘佳,陆春宏,曾波,张恒. 络合剂对磷酸二氢钾结晶除杂净化的作用[J]. 云南化工, 2019, 0(4): 97-98 |
| |
| 作者姓名： | 刘佳 陆春宏 曾波 张恒 |
| |
| 作者单位： | 云南省化工研究院;云南云天化红磷化工有限公司 |
| |
| 摘 要： | 结合云南云天化红磷化工有限公司磷酸二氢钾装置结晶槽中阳离子杂质富集问题,考察了乙二胺四乙酸二钠(EDTA-2Na)和磷酸三钠两种络合剂对磷酸二氢钾结晶脱除阳离子杂质的作用及可行性。
|
| 关 键 词： | 乙二胺四乙酸二钠(EDTA-2Na) 磷酸三钠 磷酸二氢钾结晶 沉淀 |
Effect of complexing agent on impurity removal and purification of potassium dihydrogen phosphate crystallization |
| |
| Affiliation: | ,Yunnan Institute of Chemical Engineering,Yunnan Yuntianhua Red phosphorus Chemical Co., Ltd. |
| |
| Abstract: | Based on the enrichment of cationic impurities in the crystallization tank of potassium dihydrogen phosphate plant, the effect and feasibility of two complexing agents, ethylenediamine tetraacetic acid disodium(EDTA-2Na) and trisodium phosphate, on the removal of cationic impurities by potassium dihydrogen phosphate crystallization were investigated in this paper. |
| |
| Keywords: | EDTA-2Na Trisodium phosphate Crystallization of Potassium Dihydrogen Phosphate Precipitation |
| 本文献已被 CNKI 等数据库收录！ |
|
