氟硅酸钾容量法测定硅铁中硅的方法研究与改进  

RESEARCH AND IMPROVEMENT ON THE METHOD OF DETERMING THE CONTENT OF SILICON IN FERROSILICON WITH POTASSIUM FLUOROSILICATE VOLUMETRIC ANALYSIS

作　　者：张东雯[1] 任娟玲[1] 杨蒙[1] 

机构地区：[1]金堆城钼业股份有限公司,陕西华县714101

出　　处：《中国钼业》2016年第4期39-42,共4页China Molybdenum Industry

摘　　要：本文以降低氟硅酸钾容量法分析误差、提高分析方法准确度为目的,从方法原理和操作流程入手,对影响分析结果的关键因素进行实验研究和讨论。通过研究讨论结果对分析方法进行改进、完善,最终使分析方法准确度和精密度大为改善,单次分析误差范围由≤1.57%降低到≤0.97%。本研究结论可操作性强,在对分析结果准确度要求较高的领域中具有很好的参考和应用价值。The Based on the principles of method and the operating procedures, an experimental re-search and discussion were conducted on the key factors that affected the analysis results. the analytical method could be improved and perfected according to the results of the research and discussion. As a result, the analytical precision and accuracy were improved greatly and the analytical errors were reduced from ≤1 . 57% to ≤0 . 97%. The conclusion of this research has a high operability and is of excellent reference and application value in the field where the analysis results require a high accuracy.

关 键 词：分析误差 硅 铁 

分 类 号：TG115.3[金属学及工艺—物理冶金]