Home / Standards / GB/T 23588-2009 GB/T 23588-2009 Abolished Scraps of neodymium iron boron 钕铁硼废料 Standard Type GBT ICS 77.120.99 CCS H65 Status 废止 Issue Date 2009-04-23 Implementation 2010-02-01 Responsible Dept 国家标准委 Drafting Unit N/A