Home / Standards / GB/T 7160-2008 GB/T 7160-2008 Abolished Carbonyl Nickel Powder 羰基镍粉 Standard Type GBT ICS 77.160 CCS H71 Status 废止 Issue Date 2008-03-31 Implementation 2008-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A