Home / Standards / GB/T 25955-2010 GB/T 25955-2010 Active Scraps of tantalum and tantalum alloy 钽及钽合金废料 Standard Type GBT ICS 77.150.99 CCS H63 Status 现行 Issue Date 2010-12-23 Implementation 2011-09-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A