Home / Standards / GB/T 223.84-2009 GB/T 223.84-2009 Active Steel and iron - Determination of titanium content - Diantipyrylmethane spectrophotometric method 钢铁及合金 钛含量的测定 二安替比林甲烷分光光度法 Standard Type GBT ICS 77.080.01 CCS H11 Status 现行 Issue Date 2009-10-30 Implementation 2010-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会