酸溶-氟硅酸钾容量法测定硅钛合金中的硅  

Determination on Silicon in Silicon Titanium Alloy by Acid-fluorosilicate Potassium Volumetric Method

作　　者：文语秋 王劲榕 何杰 WEN Yu-qiu;WANG Jing-rong;HE Jie(Kunming Metallurgical Research Institute Co.,Ltd.,Kunming,Yunnan 650031,China;Yunnan Key Laboratory for New Technology of Benefication and Metallurgy,Kunming,Yunnan 650031,China;Yiliang Chihong Mining Industry Co.,Ltd.,Zhaotong,Yunnan 657600,China)

机构地区：[1]昆明冶金研究院有限公司,云南昆明650031 [2]云南省选冶新技术重点实验室,云南昆明650031 [3]彝良驰宏矿业有限公司,云南昭通657600

出　　处：《云南冶金》2022年第3期160-163,共4页Yunnan Metallurgy

摘　　要：采用酸溶-氟硅酸钾容量法测定硅钛合金中的硅含量,对溶样方法,钛基体影响和其他影响因素进行研究,选择最佳实验条件。实验结果表明:硅的测定范围为5%~90%,回收率在99%~101%,RSD<1%,方法简便,准确,结果满意。The silicon content in silicon titanium alloy was measured by acid-fluorosilicate potassium volumetric method,the dissolution method,the effect of titanium matrix and the other influence factors were studied to select the best test conditions.Test results show that the measurement range of silicon is 5%-90%,the recovery rate is in the range of 99%-101%,RSD<1%,the method is simple,accurate,the results are satisfactory.

关 键 词：硅钛合金 硅含量 氟硅酸钾滴定法 酸溶 

分 类 号：O657.4[理学—分析化学]