离子选择电极法测定龋得防含漱剂中氟化钠的含量

Determination of sodium fluoride in Qu De Fang gargle by ion-selective electrode method

本文采用氟离子选择电极的直接电位双标准法测定了龋得防含漱剂中氟化钠的含量，结果表明，本法简单、快速、准确、可靠。

This paper introduced the direct electric potential dual standard method of F ion-selective electrode to determine the concen-tration of NaF in Qu De Fang gargle. The result showed that the method was simple,rapid,accurate and sensitive.