Home / Standards / GB/T 43899-2024 GB/T 43899-2024 Active Pig iron—Determination of multi-element contents— Spark discharge atomic emission spectrometric method (Routine method) 生铁 多元素含量的测定 火花放电原子发射光谱法(常规法) Standard Type GBT ICS 77.100 CCS H 11 Status 现行 Issue Date 2024-04-25 Implementation 2024-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A