不锈钢保温饭盒重金属迁移量的研究分析

Stainless steel insulated lunch box heavy metal safety

依据新版国家标准GB 4806.9-2023的重金属指标要求,研究提锅式不锈钢保温饭盒在4%乙酸、5g/L柠檬酸及人造自来水浸泡液中铬、铅、砷、镉、镍、锰、锑7种重金属元素的迁移情况。分析了不锈钢保温饭盒结构给消费者带来的使用体验。

According to the new national standard GB 4806.9-2023 heavy metal index requirements,the migration of seven heavy metals such as chromium,lead,arsenic,cadmium,nickel,manganese,antimony of stainless steel portable lunch box was studied in 4%acetic acid,5g/L citric acid and artificial tap water soaking solution.The experience of using stainless steel insulated lunch box structure to consumers is analyzed.