Home / Standards / GB 11887-2002 GB 11887-2002 Abolished Jewellery--Fineness of precious metalalloys and designation 首饰 贵金属纯度的规定及命名方法 Standard Type GB ICS 39.060 CCS Y88 Status 废止 Issue Date 2002-03-05 Implementation 2002-09-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A