Materials and articles in contact with foodstuffs - Cutlery and tale holloware - Part 7: Specification for table cutlery made of silver, other precious metals and their alloys. (ISO 8442-7:2000)
与食品接触的材料和物品.餐具和空心餐具.第7部分:银、其他贵金属及其合金制餐具规范 (ISO 8442-7-2000)