Home / Standards / GB/T 1425-2021 GB/T 1425-2021 Active Determination of melting temperature range for precious metals and their alloys—Testing method of thermal analysis 贵金属及其合金熔化温度范围的测定 热分析试验方法 Standard Type GBT ICS 77.040.99 CCS H21 Status 现行 Issue Date 2021-08-20 Implementation 2022-03-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A