Home / Standards / GB/T 23588-2020 GB/T 23588-2020 Active Recyclable manufacturing scraps of neodymium iron boron 钕铁硼生产加工回收料 Standard Type GBT ICS 77.120.99 CCS H65 Status 现行 Issue Date 2020-11-19 Implementation 2021-10-01 Responsible Dept 国家标准委 Drafting Unit N/A