Home / Standards / GB/T 223.29-2008 GB/T 223.29-2008 Active Iron, steel and alloy - Determination of lead content - Carrier precipitation-xylenol orange spectrophotometric method 钢铁及合金 铅含量的测定 载体沉淀-二甲酚橙分光光度法 Standard Type GBT ICS 77.080.01 CCS H11 Status 现行 Issue Date 2008-05-13 Implementation 2008-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A