Home / Standards / GB/T 223.87-2018 GB/T 223.87-2018 Active Iron,steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method 钢铁及合金 钙和镁含量的测定 电感耦合等离子体质谱法 Standard Type GBT ICS 77.080.01 CCS H11 Status 现行 Issue Date 2018-05-14 Implementation 2019-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A