Home / Standards / GB/T 223.54-2022 GB/T 223.54-2022 Active Iron, steel and alloy—Determination of nickel content—Flame atomic absorption spectrometric method 钢铁及合金 镍含量的测定 火焰原子吸收光谱法 Standard Type GBT ICS 77.080.01 CCS H11 Status 现行 Issue Date 2022-07-11 Implementation 2023-02-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A