中国国家食品安全标准－食品接触用金属材料及制品（GB 4806.9-2023）

//www.chemradar.com/en/lawinfo/detail/cyqp0xbng4xs) is one of China's national food safety standards, specifically targeting metal materials and products that come into direct or indirect contact with food. It applies to food containers, tableware, and utensils made of metals such as stainless steel, aluminum, iron, and copper, specifying requirements for raw materials, sensory requirements, migration limits (e.g., heavy metal migration), etc., to ensure safety during food contact.