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.
关键词
提锅式不锈钢保温饭盒/新国标/重金属元素/使用体验
Key words
Stainless steel portable lunch box/New national standard/Heavy metal element/Use experience
维普
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