Home / Standards / GB/T 39145-2020 GB/T 39145-2020 Active Test method for the content of surface metal elements on silicon wafers—Inductively coupled plasma mass spectrometry 硅片表面金属元素含量的测定 电感耦合等离子体质谱法 Standard Type GBT ICS 77.040 CCS H17 Status 现行 Issue Date 2020-10-11 Implementation 2021-09-01 Responsible Dept 国家标准委 Drafting Unit N/A