Home / Standards / GB/T 4333.12-2025 GB/T 4333.12-2025 Active Ferrosilicon—Determination of lead,stin,arsenic,antimony and bismuth contents—Inductively coupled plasma-mass spectrometric method(ICP-MS) 硅铁 铅、锡、砷、锑和铋含量的测定 电感耦合等离子体质谱法(ICP-MS) Standard Type GBT ICS 77.100 CCS H 11 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A