Home / Standards / GB/T 31854-2015 GB/T 31854-2015 Active Test method for measuring metallic impurities content in silicon materials used for photovoltaic applications by inductively coupled plasma mass spectrometry 光伏电池用硅材料中金属杂质含量的电感耦合等离子体质谱测量方法 Standard Type GBT ICS 29.045 CCS H82 Status 现行 Issue Date 2015-07-03 Implementation 2016-03-01 Responsible Dept 国家标准委 Drafting Unit N/A