为了解目前我国含氟牙膏卫生现状，笔者对本市化妆品批发市场上的二十多种牙膏进行了抽样监测。分析项目为游离氟、总氟。检验方法采用氟离子选择电极法；总氟的样品前处理采用蒸馏法。２５种样品均在保质期内测定结果见表１。此次抽查结果表明，牙膏总氟含量均小于标准，... In order to understand the current health status of fluoride-containing toothpaste in China, the author conducted a sample monitoring of more than twenty toothpastes on the cosmetics wholesale market in the city. The analysis items are free fluorine and total fluorine. The test method uses a fluoride ion selective electrode method; the total fluorine sample pretreatment uses a distillation method. The results of the 25 samples in the shelf life are shown in Table 1. The spot check results show that the total fluorine content of toothpaste is less than the standard,...