Home / Standards / GB/T 43131-2023 GB/T 43131-2023 Active Determination method for magnetic susceptibility of synthetic diamond 人造金刚石磁化率测定方法 Standard Type GBT ICS 25.100.70 CCS J43 Status 现行 Issue Date 2023-09-07 Implementation 2024-04-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A