EDTA滴定法测药物制剂中的ZnO：定量分析在实践中的应用
赵宏伟, 槐佳孟, 王泽, 陈霞

Complexometric Titration for the Determination of Zno in Pharmaceutical Preparations: Application of Quantitative Chemical Analysis in Practice
Hongwei Zhao, Jiameng Huai, Ze Wang, Xia Chen
表2 ZnO氧化锌的质量含量的测定
样品ms/g编号VZn2+/mLVEDTA/mLZnO%ZnO% (平均值)RSD/%
痱子粉
3.7502125.0022.070.49580.49650.14
222.110.4967
322.130.4970
软膏0.12509125.0022.2615.0014.970.14
222.2114.96
322.2014.94