离子选择电极法测定氟离子的影响因素  

Influence Factors of Ion Selective Electrode Method for the Determination of Fluorine Ions

作　　者：谢学和 Xie Xue-he

机构地区：[1]南平市延平环境监测站,福建南平353000

出　　处：《化工设计通讯》2020年第9期184-185,共2页Chemical Engineering Design Communications

摘　　要：离子选择电极法测定氟离子的影响因素众多,如何消除各因素的影响,已成为氟离子测定准确度的关键。主要介绍了离子选择电极法测定氟离子的实验原理和操作步骤,分析了各种影响因素,讨论了环境温度、溶液温度、溶液pH、氟电极和参比电极的工作条件、搅拌等因素对测试精度的影响,根据氟离子选择电极法测定氟离子的原理,系统分析了该法测定氟离子过程中的影响因素。There are many influencing factors in the determination of fluorine ion by ion selective electrode method.How to eliminate the influence of various factors has become the key to the accuracy of fluorine ion determination.here we mainly introduce the experimental principle and operation steps of ion selective electrode method for the determination of fluorine ions,analyze various influencing factors,discuss the influence of environmental temperature,solution temperature,solution pH value,working conditions of fluorine electrode and reference electrode,stirring and other factors on the test accuracy.according to the principle of fluorine ion selective electrode method for the determination of fluorine ions,the influencing factors in the determination of fluorine ions by this method are systematically analyzed.

关 键 词：离子选择电极法 氟离子 氟含量 影响因素 

分 类 号：TQ083.4[化学工程]